Radiolarians: carpocaniidae collosphaeridae orosphaeridae acanthocircus sp. acanthodesmia sp. acanthodesmid sp. acanthosphaera sp. acrobotrys sp. acrobotrys sp. (q) actinomma sp. actinommura sp. alievium sp. amphibrachium sp. amphiplecta sp. amphipternis sp. (q) amphipyndax sp. amphipyndax sp. (q) amphirhopalum sp. amphisphaera sp. amphistylus sp. amphitholus sp. amphymenium sp. antarctissa sp. anthocyrtella sp. anthocyrtidium sp. anthocyrtoma sp. arachnocorallium sp. archaeospongoprunum sp. archipilium sp. artocyrtis sp. artopilium sp. artostrobus sp. artostrobus sp. (q) astractinium sp. astrocyclia sp. astromma sp. (q) astrophacus sp. astrosphaerin sp. atlanticella sp. aulacantha sp. aulacantha sp. (q) axoprunum sp. bathropyramis sp. bekoma sp. bekoma sp. (q) botryocella sp. botryocella sp. (q) botryocylinder sp. botryocyrtis sp. botryopera sp. botryopyle sp. botryopyle sp. (q) botryostrobus sp. buryella sp. callimitra sp. calocyclas sp. calocycletta sp. cannartus sp. cannartus sp. (q) carpocanarium sp. carpocanarium sp. (q) carpocanistrum sp. carpocanistrum sp. group carpocanium sp. carpocanobium sp. carpocanopsis sp. castanidium sp. cenosphaera sp. cenosphaera sp. (q) centrobotrys sp. ceratocyrtis sp. ceratospyris sp. cinclopyramis sp. cinclopyramis sp. (q) circodiscus sp. cladococcus sp. clathrocanium sp. clathrocanium sp. (q) clathrocorona sp. clathrocorona sp. (q) clathrocorys sp. clathrocyclas sp. clathrocyclas sp. (q) clathrocycloma sp. clistophaera sp. collosphaera sp. collosphaera sp. (q) cornutella sp. corythomelissa sp. crucella sp. cryptoprora sp. cubotholus sp. cyclampterium sp. cyclampterium sp. (q) cyrtocapsella sp. cyrtolagena sp. (q) cyrtophormis sp. cystophormis sp. dactyliosphaera sp. dendrospyris sp. desmospyris sp. diacanthocapsa sp. diacanthocapsa sp. (q) dicolocapsa sp. dicroa sp. dictyocephalus sp. dictyocoryne sp. dictyomitra sp. dictyophimus sp. dictyophimus sp. (q) didymocyrtis sp. diplocyclas sp. disolenia sp. dorcadospyris sp. dorydruppa sp. dorydruppa sp. (q) doryphacus sp. doryprunum sp. druppatractus sp. elatomma sp. eribotrys sp. eucecryphalus sp. euchitonia sp. euchitonia sp. (q) eucoronis sp. eucyrtidium sp. euphysetta sp. eusyringium sp. giraffospyris sp. gondwanaria sp. gorgospyris sp. hagistrum sp. haliometta sp. heliodiscus sp. heliodiscus sp. (q) heliostylus sp. hexacontium sp. hexalonche sp. hexapyle sp. hexaspyris sp. hymeniastrum sp. lamprocyclas sp. lamprocyclas sp. group lampterium sp. larcopyle sp. larcospira sp. lipmanella sp. lipmanella sp. (q) lipmanella sp. group liriospyris sp. liriospyris sp. lithamphora sp. litharachnium sp. lithelius sp. lithelius sp. (q) lithocampe sp. lithocampe sp. (q) lithocampium sp. lithocampium sp. (q) lithocarpium sp. (q) lithochytris sp. lithocircus sp. lithocorythium sp. lithocyclia sp. lithogromia sp. lithogromia sp. (q) lithomelissa sp. lithomelissa sp. (q) lithomitra sp. lithomitra sp. (q) lithostrobus sp. lonchosphaera sp. lophocyrtis sp. lophophaena sp. lophophaenoma sp. lophophaenoma sp. (q) lychnocanium sp. lychnocanoma sp. microsciadiocapsa sp. microsciadiocapsa sp. (q) myllocercion sp. obeliscus sp. octodendron sp. octopyle sp. ommatartus sp. ommatocampe sp. ommatodiscus sp. ommatogramma sp. orbula sp. oroscena sp. paronaella sp. patulibracchium sp. perichlamidium sp. periphaena sp. peripyramis sp. petalospyris sp. petalospyris sp. (q) phormocyrtis sp. phormostichoartus sp. planktonetta sp. (q) platybursa sp. plectacantha sp. podocyrtis sp. polysolenia sp. porodiscus sp. pseudoaulophacus sp. pseudodictyophimus sp. pseudodictyophimus sp. (q) pseudostaurosphaera sp. pseudostaurosphaera sp. (q) pterocanium sp. pterocodon sp. pterocyrtidium sp. pteropilium sp. pylonium sp. pylosphaera sp. pylospira sp. rhizosphaera sp. rhodospyris sp. rhopalastrum sp. rhopalodictyum sp. rhopalosyringium sp. sethocapsa sp. sethoconus sp. sethocorys sp. sethocyrtis sp. sethophormis sp. sethostylus sp. siphocampe sp. siphonosphaera sp. solenosphaera sp. solenotryma sp. soreuma sp. spirema sp. spirocyrtis sp. spongaster sp. spongasteriscus sp. spongocore sp. spongodiscid sp. spongodiscus sp. spongodiscus sp. (q) spongolagena sp. spongomelissa sp. spongoplegma sp. spongoprunum sp. spongopyle sp. spongopyle sp. (q) spongosaturnalis sp. spongosaturnalis sp. spongosaturninus sp. spongotripus sp. spongotrochus sp. spongotrochus sp. (q) spongurus sp. spongurus sp. (q) squinabollum sp. stauralastrum sp. stephanastrum sp. stichocorys sp. stichomitra sp. stichomitra sp. (q) stichophormis sp. stichopilidium sp. stichopilium sp. stichopodium sp. stylatractus sp. stylochlamidium sp. stylodictya sp. stylosphaera sp. stylotrochus sp. stylucyclia sp. (q) tepka sp. tessarastrum sp. tetrapyle sp. thamnospyris sp. thecosphaera sp. thecosphaera sp. (q) theocalyptra sp. theocampe sp. theocamptra sp. theocapsomma sp. theoconus sp. theocorys sp. theocorythium sp. theocyrtis sp. theopera sp. theoperid sp. tholocubus sp. tholodiscus sp. tholospyris sp. tholospyris sp. thyrsocyrtis sp. tribonosphaera sp. triceraspyris sp. triceraspyris sp. (q) tricolocapsa sp. tricolocapsa sp. (q) tricolospyris sp. (q) trigonactinium sp. trigonastrum sp. trigonocyclia sp. triospyrid sp. tripilidium sp. tripodiscium sp. tripodiscium sp. (q) trissocyclas sp. trissospyris sp. velicucullus sp. xiphodictya sp. zygocircus sp. zygocircus sp. (q) astractinium sp.(q) botryocylinder sp.(q) clathomitra sp.(q) hexalonche sp.(q) lithamphora sp.(q) lithocircus sp.(q) lithocyclia sp.(q) lophophaena sp.(q) paronaella sp.(q) rhodospyris sp.(q) stichocorys sp.(q) stichopodium sp.(q) tetrapyle sp.(q) theocorythium sp.(q) tholospyris sp.(q) cladococcus abietinus cladococcus abietinus (q) rhopalastrum abyssorum dictyoceras acanthicum calocycletta acanthocephala actinosphaera acanthophora s. lithomitrella acephala siphocampe acephala stylacontarium acquilonium stylacontarium acquilonium (q) druppatractus acquilonus theocorys acroria amphiplecta acrostoma amphiplecta acrostoma (q) stylodictya aculeata spongosaturnalis aculeatus tholospyris acuminata eucyrtidium acuminatum dendrospyris acuta spongomelissa adunca caldoscenium advena cladoscenium advena cladoscenium advena (q) lamprocyclas aegles haliomma aequorea (q) bathropyramis aeshna thecosphaerella agaraensis (q) thecosphaerella agdaraensis syringocapsa agolarium anthocorys akitaensis anthocorys akitaensis (q) (q) thecosphaera akitaensis amphipternis alamedaensis amphipternis alamedaensis (q) brachiospyris alata dorcadospyris alata dorcadospyris alata s.s. dorcadospyris alata (q) dictyomitra albiensis dictyomitra alievi theocotyle alpha theocampe altamontensis theocampe altamontensis (q) stylotrochus alveatus spongodiscus ambus spongodiscus americanus theocorythium amicae spongosaturnalis amissus ommatocampe amphistylum (q) podocapsa amphitreptera lychnocanium amphitrite lychnocanoma amphitrite diacanthocapsa amphora dictyoprora amphora dictyoprora amphora (q) theocampe amphora theocampe amphora (q) theocampe amphora group podocyrtis ampla podocyrtis ampla ampla podocyrtis ampla fasciolata pterocodon ampla pterocodon ampla (q) staurosphaera amplissima ceratocyrtis amplus calocycloma ampulla theocorys anaclasta theocorys anaclasta (q) lychnocanoma anacolum lithocampe ananassa theocorys anapographa theocorys anapographa (q) diacanthocapsa ancus dictyomitra andersoni stylosphaera angelina axoprunum angelinum amphistylus angelinus anthocyrtidium angulare (q) anthocyrtidium angulare giraffospyris angulata rhopalastrum angulatum lithocyclia angusta trigonactinium angustum trigonactinium angustum (q) eucyrtidium anniae (q) otosphaera annikae calocycletta annosa theocyrtis annosa (q) thyrsocyrtis annosa artostrobus annulatus giraffospyris annulispina lithapium anoectum lithapium anoectum (q) eucyrtidium anomalum stichopterygium anomalum botryopyle antarctica (q) echinomma antarctica echinomma antarctica (q) liosphaera antarctica prunopyle antarctica saccospyris antarctica triceraspyris antarctica actinomma antarcticum rhizosphaera antarcticum spongoplegma antarcticum pterocodon anteclinata pterocodon anteclinata (q) antarctissa antedenticulata didymocyrtis antepenultima cannartus antepenultimus ommatartus antepenultimus rhodospyris anthocyrtis rhodospyris anthocyrtis (q) dendrospyris anthocyrtoides desmospyris anthocyrtoides desmospyris anthocyrtoides (q) tholospyris anthopora androspyris anthropiscus lamprocyclas antiqua theocorys antiqua stylotrochus antiquus rhopalosyringium antirrhopum podocyrtis aphorma dictyomitra apiarium theocampe apicata dibolachras apletopora botryocella appenninica botryocella appenninica (q) botryostrobus aquilonaris siphocampe aquilonaris druppatractus aquilonus (q) lithomitra arachnea siphocampe arachnea siphocampe arachnea group plagiacantha arachnoides mitrocalpis araneafera actinomma archadophorum lithochytris archaea dictyophimus archipilium dorcadospyris argisca patagospyris argisca podocyrtis argulus thyrsocyrtis argulus astractinium aristotelis lithocyclia aristotelis lithocyclia aristotelis group polysolenia arktios dictyoprora armadillo theocampe armadillo theocampe armadillo group clistophaera armata (q) cyrtocapsella armata cyrtophormis armata stichocorys armata ceratospyris articulata eucyrtidium asanoi theocampe ascalia dictyomitra ascelis calocyclas asperum heliodiscus asteriscus stylochlamidium asteriscus stichocapsa asymbatos stichomitra asymbatos cantharospyris ateuchus dorcadospyris ateuchus dorcadospyris ateuchus (q) petalospyris ateuchus ellipsoxiphus atractus ellipsoxiphus atractus (q) clathrocorona atreta prunobrachium aucklandensis prunobrachium aucklandensis (q) theocotyle auctor lychnodictyum audax lychnodictyum audax (q) otosphaera auriculata group artostrobium auritum botryostrobus auritus botryostrobus auritus-australis botryostrobus australis orbiculiforma australis lychnocanoma auxilla didymocyrtis avita ommatartus avitus carpocanistrum azyx dictyophimus babylonis lychnocanoma babylonis lychnocanoma babylonis (q) sethochytris babylonis sethochytris babylonis (q) sethochytris babylonis group lychnocanoma babylonis-turgidulum lithopera bacca lirella baileyi lychnocanoma bajunenis spongatractus balbis calocyclas bandyica pterocyoticlius barbadense pterocyrtidium barbadense artophormis barbadensis artophormis barbadensis (q) cyrtophormis barbadensis holocryptocanium barbai theocampe basilis cannartus bassanii cannartus bassanii (q) lithopera baueri lychnocanium bellum lychnocanium bellum (q) lychnocanoma bellum lychnocanoma bellum (q) tricolocapsa bergontiana plectodiscus bergontianus porodiscus bergontianus spongaster berminghami spongaster berminghami (q) spongasteriscus berminghami actinomma beroes lophocorys biaurita lophocyrtis biaurita eucyrtidium biauritium (q) spongodiscus biconcavus stichocorys biconica stichopodium biconicum diplocyclas bicorna (q) pterocanium bicorne stichopilium bicorne artocapsa bicornis clathrocyclas bicornis clathrocyclas bicornis (q) theocalyptra bicornis theocalyptra bicornis spongothorax diplocyclas bicorona bekoma bidartensis spongurus bilobatus spongurus bilobatus (q) cornutella bimarginata dendrospyris binapertonis dendrospyris binapertonis (q) tympanidium binoctonum tympanomma binoctonum concharium binoculatum archaeospongoprunum bipartitum lychnocanium bipes lychnocanoma bipes stichocampe bironec stylacontarium bispiculum stylacontarium bispiculum (q) dictyomitra boesii botryopera boldyrae (q) eucyrtidium boodes artobotrys borealis cromyechinus borealis cyclampterium brachythorax cyclampterium brachythorax (q) carpocanopsis bramlettei carpocanopsis bramlettei (q) botryostrobus bramletti cystophormis brevispina dorcadospyris brevispina xiphatractus brevispina zigospyris brevispina thyrsocyrtis bromia thyrsocyrtis bromia (q) dictyomitra brouweri eucyrtis bulbosa lirella bullata cadium bullatum clathropyrgus bumastus dendrospyris bursa actinomma buspinigerum lamprotripus butschlii larcopyle butschlii zygocircus butschlii clathrocyclas cabrilloensis crucella cachensis calocycletta caepa calocycletta caepa (q) dictyoceras caia actinommura californica cornutella californica cornutella californica (q) theocampe callimorphos theophormis callipilium pseudodictyophimus callosus psilomelissa calvata eucyrtidium calvertense eucyrtidium calvertense (q) stichopodium calvertense stichopodium calvertense (q) pterocodon campana pterocodon campana (q) pterocorys campanula lithomelissa campanulaeformis (q) orbiculiforma campbellensis bekoma campechensis bekoma campechensis (q) stichomitra campi stichomitra campi (q) aulographonium candelabrum ommatartus cannartus bassanii hemicryptocapsa capita hemicryptocapsa capita (q) clathrocycloma capitaneum antarctissa capitata lophophaena capito lophophaena capito (q) zygocircus capulosus zygocircus capulosus (q) botryocyrtis caputserpentis axoprunum carduum lychnocanoma carinatum acanthocircus carinatus acanthocircus carinatus s. theoconus carinatus oroscena carolae dictyomitra carpatica dictyomitra carpatica (q) calocyclas casta stichomitra cathara stichomitra cathara borgertella caudata theocapsa cayeuxi stichocapsa cechena triactoma cellulosa excentropylomma cenomana ommatartus ceratospyris ommatartus ceratospyris (q) cladococcus cervicornis corocalyptra cervus sethocapsa cetia entapium chaenapium lampterium chalara podocyrtis chalara amphymenium challengerae lithomelissa challengerae stylotrochus charlestonensis pterocanium charybdeum lamptonium chaunothorax lithocampe chenodes emiluvia chica botryopera chlamida botryopera chlamida eucyrtidium cienkowski group eucyrtidium cienkowskii stichopodium cienkowskii zygocircus cimelium periphaena cincta anthocyrtidium cineraria 1 shell) carpocanopsis cingulata carpocanopsis cingulata (q) stichocapsa cingulata carpocanopsis cingulatum carpocanopsis cingulatum circodiscus circularis plectodiscus circularis saturnalis circularis spirema circularis spirema circularis (q) xiphospira circularis xiphospira circularis (q) dorcadospyris circulus dorcadospyris circulus (dentate) gamospyris circulus acanthodesmia circumflexa giraffospyris circumflexa arachnocorys circumtexta peripyramis circumtexta streblacantha circumtexta liriospyris circus campylacantha cladophora lithostrobus clara (q) cornutella clathrata liriospyris clathrata liriospyris clathrata (q) clathrobursa clathrobursa platybursa clathrobursa antarctissa clausa thyrsocyrtis clausa pterocorys clausus amphipternis clava cornutella clava ceratospyris clavata eucyrtidium clavertense (small) eucyrtidium clavertense (large) tripilidium clavipes adven tripodiscinos clavipes phorticium clevei buryella clinata schizodiscus codrant theocamptra collaris rhopalosyringium colpodes eucyrtis columbaria lamptonium colymbus lamptonium colymbus (q) orbula comitata orbula comitata (q) diacanthocapsa communis stauroxiphos communis lithocampe compacta lithocampe compressa stichomitra compsa theocapsomma comys cryptamphorella conara amphibrachium concentricum porodiscus concentricus dorcadospyris confluens patagospyris confluens petalospyris confluens cornutanna conica lynchnocanella conica lynchnocanella conica (small) lynchnocanella conica bekoma theocotyle conica botryocampe conithorax saccospyris conithorax antarctissa conradae pterocanium continguum (q) lithamphora corbula phormostichoartus corbula siphocampe corbula siphocampe corbula (q) cyrtocapsella cornuta cyrtocapsella cornuta (q) lithocampe cornuta spirocyrtis cornutella spirocyrtis cornutella (q) phormostichoartus corona phormostichoartus corona (q) siphostichoartus corona siphostichoartus corona (q) theocamptra corona druppatractus coronata laevis phormostichoartus coronata stichocorys coronata stylosphaera coronata coronata stylosphaera coronata laevis stylosphaera coronata sabaca carpocanistrum coronatum (q) carpocanium coronatum carpocanium coronatum (q) druppatractus coronatus druppatractus coronatus (q) podocyrtis coronatus podocyrtis coronatus (q) stylatractus coronatus triceraspyris coronatus archaeospongoprunum cortinaensis tholospyris cortinisca euscenium corynephorum clathrocyclas coscinodiscus dictyomitra cosmoconica calocycletta costata dictyomitra costata liriospyris costata medusetta costata medusetta costata (q) dorcadospyris costatescens calocycloma costum calocycloma costum (q) clathrocyclas craspedota corocalyptra craspedota eucecryphalus craspedota dictyomitra crassispina sphaerozoum crassus dictyophimus craticula spongodiscus craticulatus porodiscus cretaceus theocorys cretica acrobotrissa cribosa stichocapsa cribrata botryocella cribrosa (q) botryocella cribrosa (q) dictyophimus crisiae amphisphaera cristata cenosphaera cristata carpocanopsis cristatatum carpocanistrum cristatum amphisphaera cronos xiphatractus cronus spongasteriscus cruciferus spongodiscus cruciferus spongodiscus cruciferus (q) spongotrochus cruciferus astractinium crux lithocyclia crux lithocyclia crux (q) theocotyle cryptocephala theocotyle cryptocephala conica theocotyle cryptocephala conica theocotyle cryptocephala cryptocephala theocotyle cryptocephala cryrtocephala theocotyle cryptocephala nigriniae theocotyle cryptocephala nigriniae eucyrtidium cubense phormocyrtis cubensis phormocyrtis cubensis (q) centrobotrys cucullaris (q) ceratocyrtis cucullaris (q) spongomelissa cucumella tholospyris cupula (q) antarctissa cylindrica lophophaena cylindrica spongurus cylindricus amphiplecta cylindrocephala lithocampe cylindroides giraffospyris cyrillium acrosphaera cyrtodon solenotryma dacryodes dendrospyris damaecornis dorcadospyris damaecornis lamprocyrtis daniellae theocampe daseia (q) clathrocycloma davisiana cycladophora davisiana cycladophora davisiana cornutoides cycladophora davisiana davisiana diplocyclas davisiana diplocyclas davisiana (q) theocalyptra davisiana periphaena decora botryopera deflandrei botryopera deflandrei (q) gondwanaria deflandrei echinomma delicatulum hexacromyum delicatulum porodiscus delicatulus eucyrtidium delmontense stichocorys delmontensis periphaena delta bekoma demissa bekoma demissa (q) dictyomitra densicostata anomalacantha dentata dorcadospyris dentata dorcadospyris dentata s.s. dorcadospyris dentata (q) heteracantha dentata antarctissa denticulata thalospyris devexa tholospyris devexa tholospyris devexa devexa tholospyris devexa finalis theocyrtis diabloensis petalospyris diaboliscus podocyrtis diamesa paronaella diamphidia paronaella diamphidia (q) eucyrtidium diaphanes acaeniotyle diaphorogona arachnosphaera dichotoma acanthocircus dicranacanthos spongosaturnalis dicranacanthos botryopyle dictyocephalus lipmanella dictyoceras dendrospyris didiceros dorcadospyris didiceros giraffospyris didiceros didymocyrtis didymus didymocyrtis didymus (q) ommatartus didymus spongomelissa dilli stylocyclia dimidiata challengeron diodon botryopyle dionisi botryopyle dionisi (q) lithocampium diploconus stichocorys diploconus stichocorys diploconus (q) spongocore diplocylindrica orbula discipulus dictyospyris discus acrobotrys disolenia calocyclas disparidens dictyomitra disparlita schizodiscus disymmetricus bekoma divaricata spongoprunum diversispina amphisphaera dixyphos acanthocircus dizonius lithomitra docilis hexapyle dodecantha plectopyramis dodecoma gondwanaria dogeli lipmanella dogieli sethoconus dogieli sethoconus dogieli (q) artostrobium doliolum artostrobium doliolum (q) phormostichoartus doliolum artophormis dominasinensis artophormis dominasinensis (q) clathrocyclas dominasinensis cyrtophormis dominasinensis podocyrtis dorus sethocapsa dorysphaeroides orbula ducalis ommatogramma dumitrica dictyomitra duodecimcostata periphaena dupla periphaena dupla (q) heliodiscus echiniscus heliodiscus echiniscus (q) ceratospyris echinus ceratospyris echinus (q) triactoma echiodes triactoma echiodes (q) spongopyle ecleptos anthocyrtidium ehrenbergi anthocyrtium ehrenbergii ehrenbergii lithomelissa ehrenbergii spongosaturnalis eidalimus spongosaturnalis eidalimus (q) theocapsa elata cyrtocapsella eldholmi archipilium elegans archipilium elegans (q) astostrobus elegans cromyatractus elegans drymyomma elegans euchitonia elegans euphysetta elegans lithocampe elegantissima tripodictya elegantissima liriospyris elevata trissocyclas elevata lithomitra elizabethae lithomitra elizabethae (q) lithomitrella elizabethae siphocampe elizabethae theocampe elizabethae rhabdolithis ellida spongoliva ellipsoides spongobrachium ellipticum spongobrachium ellipticum (q) circodiscus ellipticus circospyris ellipticus spongosaturninus ellipticus tripocalpis ellyae cyrtocapsella elongata lychnocanoma elongata eucyrtidium elongatum peregrinum phormocyrtis embolum phorticium embolum corocalyptra emmae amphipyndax enesseffi hexacontium enthacanthum dendrospyris enthocyrtoides theocampe eos amphipyndax epiplatys antarctissa equiceps borgertella erectostoma lithostrobus erectus haliomma erinaceum lampromitra erosa lithomitra eruca crucella espartoensis crucella espartoensis (q) hymeniastrum euclidis hymeniastrum euclidis (q) cenosphaera euganea spongomelissa euparyphus botryostrobus euporus axoprunum euterpe antarctissa ewingi paronaella ewingi trochodiscus exaspina dictyomitra excellens lithomitra excellens theocampe excellens podocyrtis exquisita calocyclas extensa lamptonium fabaeforme (q) lamptonium fabaeforme chaunothorax lamptonium fabaeforme chaunothorax lamptonium fabaeforme constrictum lamptonium fabaeforme constrictum lamptonium fabaeforme fabaeforme lamptonium fabaeforme fabaeforme podocyrtis fasciolata carpocanopsis favosa carpocanopsis favosa (q) carpocanopsis favosum schizodiscus favus schizodiscus favus maxima androspyris fenestrata castanidium fenestratum castanidium fenestratum (q) stichocapsa ferosia theocotyle ficus theocotyle ficus (q) theocotylissa ficus theocotyle fimbria phormostichoartus fistula eusyringium fistuligerum polysolenia flammabunde pseudoaulophacus floresensis porodiscus flustrella tympanidium foliosum dipodospyris forcipata dorcadospyris forcipata dorcadospyris forcipata group lithelius foremanae lithelius foremanae (q) theocamptra formaster dictyomitra formosa conosphaera fossilis squinabollum fossilis petalospyris foveolata amphisphaera fragilis calocyclas fragilis calocyclas fragilis (q) lithocarpium fragilis stylatractus fragilis dendrospyris fragoides prunopyle frakesi staurodictya fresnoensis staurodictya fresnoensis (q) tholodiscus fresnoensis lithamphora furcaspiculata phormostichoartus furcaspiculata euchitonia furcata euchitonia furcata (q) theopera fusiformis lithobotrys galea sethoconus galea sethoconus galea (q) spongopyle galeata ceratocyrtis galeus alievium gallowayi pseudoaulophacus gallowayi androcyclas gamphonycha theoconus gamphonycha theoconus gamphonycha (q) theocampe gemmata theocampe gemmata (q) liriospyris geniculosa dictyospyris gigas williriedellum gilkeyi spongotrochus glacialis spongotrochus glacialis (q) thecosphaerella glebulenta staurosphaera glebulosa haliomma glisifra haliomma glisifra (q) liriospyris globosa lampterium goetheana lampterium goetheana (q) podocyrtis goetheana lophocyrtis golli actinomma golownini stylosphaera goruna dictyophimus gracilipes pseudodictyophimus gracilipes pseudodictyophimus gracilipes tetracanthus artophormis gracilis artophormis gracilis (q) cyrtophormis gracilis dictyophimus gracilis stylodictya gracilis lychnocanium grande lychnocanium grande (q) lychnocanium grande rugosum lychnocanoma grande lychnocanoma grande (q) lychnocanoma grande rugosum eucyrtidium grandis psychospyris grandis spongolonche grandis podocyrtis grata centrobotrys gravida cyrtocapsa grutterinki spirocyrtis gyroscalaris actinosphaera haackei actinosphaera haackei (q) stomatosphaera haackei stomatosphaera haackei (q) lithomelissa haeckeli lithomelissa haeckeli (q) ommatodiscus haeckeli giraffospyris haeckelii acanthosphaera haliformis (q) lamprocyclas hannai lamprocyrtis hannai lamprocyrtis hannai (q) eucyrtis hanni protocystis harstoni amphibrachium hastatum prunopyle hayesi dendrospyris haysi desmospyris haysi desmospyris haysi (q) lamprocyrtis haysi podocyrtis helenae heliodiscus heliastericus periphaena heliasteriscus acaeniotyle helicta lithocampe heptacola hexacontium heracliti lithomelissa heros eucoronis hertwigii pterocorys hertwigii pterocorys hertwigii (q) theoconus hertwigii lamprocyclas heteroporos lamprocyrtis heteroporos androcyclas heteroporus lamprocyclas heteroporus (q) verticillata hexacantha actinomma hexaconthium arachinoidale actinomma hexaconthium arachinoidale cornutella hexagona astrosphaerin hexagonalis lithostrobus hexagonalis lithostrobus hexagonalis stichocapsa hexagonalis eucyrtidium hexagonatum lithostrobus hexagonilis heliaster hexagonium liriospyris hexapoda (q) heliodiscus hexasteriscus eucyrtidium hexastichum eucyrtidium hexastichum (q) lithelius hexaxyphophorus staurosphaeretta hindei paronaella hipposidericus paronaella hipposidericus (q) platycryphalus hirsuta platycryphalus hirsuta (q) thyrsocyrtis hirsuta thyrsocyrtis hirsuta hirsuta thyrsocyrtis hirsuta robusta thyrsocyrtis hirsuta tensa dictyophimus hirundo dictyophimus hirundo (q) lychnocanium hirundo pterocorys hirundo calocyclas hispida calocycloma hispida cycladophora hispida lophophaena hispida stylosphaera hispida anthocyrtium hispidum gondwanaria hister helotholus histricosa ceratocyrtis histricosus neosemantis hofferti haliodictya hojnosi porospathis holostoma porospathis holostoma (q) actinomma holtedahli polysolenia homospina lamprospyris hookeri hexacontium hootsi corythomelissa horrida corythomelissa horrida (q) spongosaturnalis horridus spongosaturnalis hueyi spongosaturnalis hueyi group astromma hughesi diartus hughesi ommatartus hughesi ommatocampe hughesi clathrocyclas humerus clathrocyclas humerus (q) androspyris huxleyi collosphaera huxleyi lamprospyris huxleyi siphonosphaera hyalina triactoma hybum ceratospyris hyperborea ceratospyris hyperborea (q) lithomelissa hystrix lithomelissa hystrix (q) phormacantha hystrix spongosaturnalis ichikawai spongosaturnalis ichikawai (q) lithomitra imbricata stylodictya inaequalispina lithocampe inaequispina astrophacus inca lamptonium incohatum lamptonium incohatum (q) haeckeliella inconstans aulographonium indicum aulographonium indicum (q) eucyrtidium indiensis tholospyris infericosta tholospyris infericosta (q) dendrospyris inferispina botryocampe inflata medusetta inflata eucyrtidium inflatum eucyrtidium inflatum (q) eucyrtidium inflatum (q) stichopodium inflatum cinclopyramis infundibulum spongopyle insolita psychospyris intermedia buccinosphaera invaginata collosphaera invaginata diplocyclas ionis druppatractus irregularis lipmanella irregularis crucella irwini cyrtocapsella isopera staurostylus italicus theocampe ixys lophochytris jacchia lophochytris jacchia (q) lophocyrtis jacchia lophocyrtis jacchia (q) cyrtocapsella japonica gondwanaria japonica lithocampe japonica thecosphaera japonica theocorys japonica neosciadiocapsa jenkinsi artostrobus joergenseni stichocorys johnsonii botryostrobus joides lamprocyclas junonis theoconus junonis tholospyris kantiana prunobrachium kennetti corocalyptra killmari spongaster klingi spongodiscus klingii lychnocanium korotnevi pterocanium korotnevi dictyomitra koslovae anthocyrtella kruegeri anthocyrtella kruegeri (q) corocalyptra kruegeri corocalyptra kruegeri (q) eucyrtis kruizingai peritivator labyrinthi dictyomitra lacrimula dictyomitra lacrimula (q) hexacontium laevigatum stylosphaera laevis stylosphaera laevis (q) eusyringium lagena eusyringium lagena (q) sethocapsa lagena cyrtolagena laguncula androcyclas lamprocyclas (q) sphaerostylus lanceola cromyechinus langii sphaeropyle langii cyrtopera languncula cyrtopera languncula (q) spongocyclia lanigera acrosphaera lappacea polysolenia lappacea thecosphaera larnacium thecosphaerella larnacium desmospyris lata desmospyris lata (q) giraffospyris lata giraffospyris laterispina botryopera laticeps lithomelissa laticeps cannartus laticonus cannartus laticonus (q) didymocyrtis laticonus phaseliforma laxa tholospyris leibnitziana tricolospyris leibnitziana tricolospyris leibnitziana (q) sethocapsa leiostraca lithocyclia lenticula lithocyclia lenticula (q) pseudoaulophacus lenticularis pseudoaulophacus lenticulatus conocaryomma lentis cyclampterium leptetrum cyclampterium leptetrum (q) dictyomitra leptoconica echinomma leptodermum pterocodon lex (q) pterocodon lex dictyomitra lilyae syringocapsa limatum perichlamidium limbatum perichlamidium limbatum (q) astrophacus linckiaformis lithocampe lineata lithomitra lineata (q) lithomitra lineata (q) lithomitra lineata group (q) siphocampe lineata group axoprunum liostylum (q) afens liriodes botryostrobus lithobotrys lithocampana lithoconella lithocampana lithoconella (q) lipmanella lithomelissa amazon stichomitra livermorensis stichomitra livermorensis (q) antarctissa longa pterocorys longicollis liriospyris longicornuta cornutella longisetta cornutella longisetta (q) peridium longispinum spongotrochus longispinus theocorys longithorax cyclampterium longiventer cyclampterium longiventer (q) prunobrachium longum euphysetta lucanii schizoporella macgillivrayi (q) dictyomitra macrocephala haeckeliella macrodoras collosphaera macropora collosphaera macropora (q) cryptamphorella macropora archipilium macropus archipilium macropus (q) sethopilium macropus peripyramis magnifica rhopalosyringium magnificum velicucullus magnificum dictyomitra malleola desmospyris mamillata (q) cannartus mammifer didymocyrtis mammifera cannartus mammiferus cannartus mammiferus (q) tholospyris mammilaris dictyomitra margarita calocyclas margatensis lamprocyclas margatensis lirella marina lithocampe marinae lithocampe marinae (q) cadium marinum lamprocyclas maritalis lamprocyclas maritalis (q) lamprocyclas maritalis maritalis lamprocyclas maritalis polypora stichopodium martellii stichopodium martellii conicum histiastrum martinianum theocamptra marylandica theocamptra marylandica (q) phormostichoartus marylandicus ceratocyrtis mashae stichopodium matujamai (q) eucyrtidium matuyamai eucyrtidium matuyamai (q) dictyophimus mawsoni lamprotripus mawsoni spongodiscus maximum actinomma medianum amphipyndax mediocris lithocampe mediodilatata actinomma mediterranensis spongodiscus mediterraneus actinomma medusa hexacontium medusa cenosphaera megachile cenosphaera megachile (q) dendrospyris megalocephalis lirella mela dictyospyris melissium cadium melo lithomespilus mendosa crucella messinae anthocyrtidium michdinae dicolocapsa microcephala eucyrtis micropora stichopodium microporum stichopodium microporum (q) circodiscus microporus porodiscus microporus cyclampterium milowi cyclampterium milowi (q) cyclampterium milowi (q) diacanthocapsa minima myllocercion minima amphisphaera minor haliomma minor larcospira minor lithelius minor stylosphaera minor cenosphaera minuta lithomitrella minuta theocampe minuta theocampe minuta (q) pterocorys minythorax theoconus minythorax haliometta miocenica artostrobium miralestense botryostrobus miralestensis lithapium mitra lithapium mitra (q) lithocircus mitra (q) lithomelissa mitra (q) podocyrtis mitra podocyrtis mitra lithomitra modeloensis siphocampe modeloensis carposphaera modesta lithomelissa mofera (q) cyrtocapsa molengraaffi eucyrtis molengraaffi dictyoprora mongolfieri sethamphora mongolfieri theocampe mongolfieri theocampe mongolfieri (q) lithocarpium monikae plegmosphaera monikae lithomelissa monoceras axoprunum monostylum eucyrtidium montiparum eucyrtidium montiparum (q) calocyclas monumentum spongosaturnalis moorei spongosaturnalis moorei spongotripus morenoensis larcospira moschkovskii castanidium moseleyi ceratospyris muelleri euchitonia mulleri botryocella multicellaris dictyomitra multicostata dictyomitra multicostata (q) spongosaturnalis multidentatus phormostichoartus multiseriatus stylodictya multispina stylodictya multispina (q) spongotrochus multispinus spongodiscus multus alievium murphyi acrosphaera murrayana polysolenia murrayana polysolenia murrayana (q) amphicraspedum murrayanum amphicraspedum murrayanum (q) liriospyris mutuaria bekomiforma mynx sethoconus myxobrachia euphysetta nathorstii euphysetta nathorstii (q) lithelius nautiloides lithelius nautiloides (q) cyclampterium neatum cyclampterium neatum (q) lamprocyrtis neoheteroporos lithopera neotera lithopera neotera (q) stylatractus neptunus stylatractus neptunus (q) tricolospyris newtoniona conarchnium nigriniae lamprocyrtis nigriniae theocotyle nigriniae lychnocanoma nipponica lychnocanoma nipponica magnacornuta lychnocanoma nipponica nipponica stylotrochus nitidus haliomma nobile hemicryptocapsa nodosa lithomitra nodosaria siphocampe nodosaria lophocorys norvegiensis lophocorys norvegiensis (q) lophocyrtis norvegiensis anthocyrtidium nosicace clathrocyclas nova (q) cystophormis ob pterycorys ob pseudocubus obeliscus lamptonium obelix dictyophimus obliquum botryopera oceanica cenosphaera oceanica cenosphaera oceanica (q) lithopera oceanica xiphospira ocellata tholodiscus ocellatus lithocyclia ocellus lithocyclia ocellus group tetrapyle octacantha acrocubus octopylus centrocubus octostylus velicucullus oddgurneri carpocanistrum odysseus cystophormis odysseus plectacantha oikiskos solenosphaera omnitubus (q) solenosphaera omnitubus omnitubus solenosphaera omnitubus procera solenospheara omnitubus dendrospyris ontongensis dictyocoryne ontongensis cyrtocalpis operosa anthocyrtidium ophirense rhopalastrum oraculibrachium stylodictya orbiculata sethocapsa orca pterocanium orcinum cryptoprora ornata cryptoprora ornata (q) dictyomitra ornata theocapsomma ornata theocapsomma ornata (q) amphibrachium ornatum rhopalocanium ornatum rhopalocanium ornatum (q) zhamoidellum ornatum collosphaera orthoconus eucyrtidium orthoporus spongopyle osculosa spongodiscus osculosus spongodiscus osculosus (q) stylatractus ostracion liriospyris ovalis lithocircus ovalis xiphodictya ovalis anthocyrtidium ovata dictyoprora ovata hataina ovata theocamptra ovata theocamptra ovata (q) stylatractus ovatus coccolarcus oviformis (q) diacanthocapsa ovoidea dictyopodium oxylophus dictyopodium oxylophus (q) hexacontium pachydermum spongosphaera pachystyla spongatractus pachystylus hexacontium palaeocenicum dictyocodon palladius tristylospyris palmipes plagiacantha panarium plagiacantha panarium (q) dendrospyris pannosa podobursa pantanelli eucyrtidium panthea (q) eucyrtidium panthera eucyrtidium panthera (q) podocyrtis papalis dorcadospyris papilio hexaspyris papilio tricolocapsa papillosa (q) carpocanarium papillosum dictyocephalus papillosus dictyocryphalus papillosus lampromitra parabolica clathrocycloma parcum pseudoaulophacus pargueraensis liriospyris parkerae calocycletta parva calocycletta parva (q) psychospyris parva tricolocapsa parvipora stichopera pectinata stichopera pectinata group cyclampterium pegetrum cyclampterium pegetrum (q) cyclampterium pegetrum (q) lamptonium pennatum buryella pentadica dorcadospyris pentagona sethophormis pentalactis sethophormis pentalactis (q) dorcadospyris pentas patagospyris pentas spongaster pentas spongaster pentas heliodiscus pentasteriscus didymocyrtis penultima cannartus penultimus ommatartus penultimus ommatartus penultimus (q) lithocampe perampla stichocorys peregrina stichocorys peregrina (q) stichocorys peregrina (q) cenosphaera perforata tepka perforata dicroa periosa gorgospyris perizostra emiluvia pessagnoi lithomelissa petila lithomelissa petila (q) patulibracchium petroleumensis eucecryphalus petrusherskae lampromitra petrushevskae centrobotrys petrushevskayae diartus pettersoni astromma petterssoni cannartus petterssoni cannartus petterssoni (q) peromelissa phalacra spongodiscus phrix podocyrtis phyxis theocorys phyzella theocorys phyzella (q) axoprunum pierinae cladococcus pinetum cladococcus pinetum (q) rhabdolithis pipa dictyoprora pirum theocampe pirum zygocircus piscicaudatus zygocircus pisicaudatus (q) saturnulus planetes saturnulus planetes (q) patellula planoconvexa dictyophimus platcephalus lithomitra plathycephala dorcadospyris platyacantha dorcadospyris platyacantha cantharospyris platybursa phormostichoartus platycephala podocyrtis platypus lithapium plegmacantha lithapium plegmacantha (q) amphipyndax plousios xiphatractus pluto dictyophimus pocillum dendrospyris pododendros tessarospyris pododendros botryometra poljanskii larnacantha polyacantha lithocarpium polycantha axoprunum polycentrum lophophaena polycyrtis lophophaenoma polycyrtis (q) collosphaera polygona spongotrochus polygonatus hemicryptocapsa polyhedra podobursa polylophia podobursa polylophia (q) otosphaera polymorpha spongosaturnalis polymorphus siphonosphaera polysiphonia echinomma popofskii actinomma popopski siphostichoartus praecorona pseudoaulophacus praefloresensis dorcadospyris praeforcipata alievium praegallowayi perichlamidium praetextum pterocanium praetextum pterocanium praetextum eucolpum pterocanium praetextum praetextum botryostrobus praetumidulus helotholus praevema saccospyris preantarctica spongosaturnalis preclarus spongosaturnalis preclarus (q) artostrobus pretabulatus artostrobus pretabulatus (q) trigonocyclia prima gonosphaera primordialis didymocyrtis prismatica cannartus prismaticus cannartus prismaticus ( cannartus prismaticus (q) cannartus prismaticus(2 shell) pterocanium prismatium pterolanium prismatium (q) stichocapsa procera tholospyris procera stichocapsa producta zygocircus productus cornutella profunda dictyocoryne profunda rhopalastrum profunda amphicraspedum prolixum phormostichoartus protomorphius phormocyrtis proxima lithocampe pseudochrysalis stichocapsa pseudodecora eucyrtidium pseudoinflatum dictyomitra pseudomacrocephala dorcadospyris pseudopapilio hemicryptocapsa pseudopilula lithomitra pseudopinguis cannartus pseudoprismaticus dictyomitra pseudoscalaris clathromitra pterophormis thecosphaerella ptomatus eucyrtidium ptyctum spongocore puella spongodiscus pulcher sethamphora pulchra carpocanistrum pulchrum carpocanistrum pulchrum (q) aulographonium pulvinatum lithocampe punctata eucyrtidium punctatum sphaerozoum punctatum artocyrtis punctatus euphysetta pusilla stylosphaera pusilla artostrobus pusillum squinabolella putahensis collosphaera pyloma spongurus pylomaticus phorticium pylonium theopilium pyramidale theopera pyramis (q) amphipyndax pyrgodes druppatractus pyriformis druppatractus pyriformis (q) cyrtocapsa pyrum trigonactinium pythagorae rhopalocanium pythia larcospira quadrangula disolenia quadrata lithamphora quadrata siphocampe quadrata (q) halesium quadratum stylotrochus quadribrachiatus multibrachiatus stylotrochus quadribrachiatus quadribrachiatus dorcadospyris quadripes artostrobus quadriporus spongodiscus quartus bosoculus spongodiscus quartus quartus histiastrum quaternarium botryocyrtis quinaria thecosphaera radians amphisphaera radiosa stylatractus radiosus bathropyramis ramosa hexacromyum rara theocorys redondoensis theocorys redondoensis (q) theocyrtis redondoensis botryostrobus reedi archaeodictyomitra regina archaeodictyomitra regina (q) dictyomitra regina dictyomitra regina (q) lophocyrtis regipileus entapium regulare trigonastrum regulare coscinodisus reniformis nephrospyris renilla nephrospyris renilla lana nephrospyris renilla renilla orbiculiforma renillaeformis spongodiscus renillaeformis spongodiscus renillaeformis (q) lithopera renzae pterocyrtidium reschetnjakae spongodiscus resurgens spongodiscus resurgens osculosa spongodiscus resurgens resurgens liriospyris reticulata spongodiscus rhabdostylus artostrobium rhinoceros lamprocyclas rhinoceros thyrsocyrtis rhizodon desmospyris rhodospyroides archicircus rhombus tholospyris rhombus stephanastrum rhopaloporum stephanastrum rhopaloporum (q) dorcadospyris riedeli antarctissa robusta calocyclas robusta calocycletta robusta lithomelissa robusta sphaeropyle robusta theocotyle robusta thyrsocyrtis robusta ceratocyrtis robustus cyclolithuus robustus (q) eucyrtidium rocket eucyrtidium rocket (q) amphispyris roggentheni stylodictya rosella enneaphormis rotula sethophormis rotula stichocapsa rotunda stichocapsa rotunda (q) thecosphaerella rotunda stichomitra rusti stichocapsa rutteni pterocorys sabae stichopodium saccoi lithamphora sacculifera quadrata dictyomitra sagitafera theocampe salillum lamprocyclas sanfilipoae lamptonium sanfilippoae bathropyramis sanjoaquinensis amphisphaera santaennae stylatractus santaennae stylosphaera santaneannae (q) pterocanium satelles pterocanium satelles (q) heliodiscus saturnalis heliodiscus saturnalis (q) bathropyramis scalaris spirocyrtis scalaris spirocyrtis scalaris (q) thalospyris scaphipes tholospyris scaphipes gorgospyris schizopodia gorgospyris schizopodia (q) thamnospyris schizopodia thamnospyris schizopodia (q) cladococcus scoparius botryocyrtis scutum botryocyrtis scutum (q) tholospyris semantis clathrocyclas semeles calocyclas semipolita calocyclas semipolita (q) calocyclas semipolita (q) calocyclas semipolita semipolita staurosphaera septemporata stichocorys seriata botryostrobus seriatus calocycletta serrata cecryphalium sestrodiscus amphimelissa setosa carpocanobium setosa carpocanobium setosa (q) lithomelissa setosa hexacontium sexaculeatum hexacromyum sexaculeatum prunobrachium sibericum archicapsa similis brachiospyris simplex dorcadospyris simplex dorcadospyris simplex (q) podocyrtis sinuosa podocyrtis sinuosa (q) eusyringium siphonostoma eusyringium siphonostoma (q) dictyomitra somphedia diploplegma somphum anthocyrtella spatiosa clathrocyclas spatiosa petassiforma speciosa dictyospyris sphaera cryptamphorella sphaerica clathrocorona sphaerocephala lithomelissa sphaerocephalis lithopilium sphaerocephalum conosphaera sphaeroconus acrobotrys sphaerothorax acrobotrys sphaerothorax (q) lychnocanoma sphaerothorax clathrocanium spherocephalum stichopilidium sphinx heliosestilla spicata lonchosphaera spicata dictyomitra spicularia acrosphaera spinosa dorcadospyris spinosa dorcadospyris spinosa gorup polysolenia spinosa polysolenia spinosa group amphisphaera spinulosa liriospyris spinulosa stylatractus spinulosus lithelius spiralis theocamptra spirocyrtis prunopyle spiropyrinus dictyophimus splendens tholodiscus splendens amphymenium splendiarmatum amphymenium splendiarmatum (q) styptosphaera spongiacea bathropyramis spongiosa bathropyramis spongiosa (q) botryometra spongiosa desmospyris spongiosa theoconus spongoconum theocorys spongoconum theocorys spongoconus theocorys spongoconus (q) corythomelissa spongomelissa adunca eucyrtidium spp. xiphatractus spumeus spongosaturnalis squinaboli dendrospyris stabilis dendrospyris stabilis (q) phormospyris stabilis scaphipes desmospyris stabiloides desmospyris stablis cladococcus stalactities clathrocircus stapedius axoprunum stauraxonium spongopyle stauromorphos liriospyris stauropora trissocyclas stauropora stylodictya stellata octopyle stenozona amphipternis stichomitra alamedaensis lithomelissa stigi cornutella stiligera amphipyndax stocki amphipyndax stocki (q) stichocapsa stocki pteropilium stratiotes pteropilium stratiotes (q) tessarastrum straussii antarctissa strelkovi spongosphaera streptacantha dictyomitra striata eusyringium striata eusyringium striata (q) phormocyrtis striata phormocyrtis striata exquisita phormocyrtis striata striata amphisphaera stylatractus neptunus dendrospyris stylophora carposphaera subbotinae phaseliforma subcarinata lithocampe subligata lithocampe subligata group spirocyrtis subscalaris spirocyrtis subtilis stylosphaera sulcata (q) pseudoaulophacus superbus calocyclas talwanii actinomma tanyacantha cyclampterium tanythorax cyclampterium tanythorax (q) stylodictya targaeformis thyrsocyrtis tarsipes aulographis taumorpha dictyomitra tekschaensis pterocodon tenellus pterocodon tenellus (q) siphonosphaera tenera thyrsocyrtis tensa litharachnium tenthorium eucyrtis tenuis stichocapsa tenuis stylodictya tenuispina patulibracchium teslaensis xiphosphaera tesseractis phacodiscus testatus dictyophimus tetracantha theocalyptra tetracantha thyrsocyrtis tetracantha podobursa tetracola tetracorethra tetracorethra buryella tetradica cyrtocapsella tetrapera cyrtocapsella tetrapera (q) lithocampe tetrapera cyrtocapsella tetrapera(ovoid) actinomma tetrapila prunopyle tetrapila cromyechinus tetrapyla spongaster tetras spongaster tetras (q) spongaster tetras irregularis spongaster tetras tetras didymocyrtis tetrathalamus ommatartus tetrathalamus ommatartus tetrathalamus (q) ommatartus tetrathalamus tetrathalamus panartus tetrathalamus cannartus tetrathalmus eucyrtidium teuscheri theocotyle (theocotylissa) alpha theocotyle (theocotylissa) auctor theocotyle (theocotylissa) ficus theocotyle (theocotylissa) fimbria centrobotrys thermophila centrobotrys thermophila (q) eucyrtidium thiensis protocystis thomsoni protocystis thomsoni (q) lithomelissa thoracites lithopera thornburgi dictyomitra tiara lampromitra tiara bathropyramis timorensis artostrobium tina lithocarpium titan lithocarpium titan (q) prunopyle titan (q) prunopyle titan clathrocyclas titanothericeraos lophoconus titanothericeraos triactoma tithonianum clathropyrgus titthium dictyomitra torquata giraffospyris toxaria podocoronis toxarium spongopyle trabeata theocorythium trachelium theocorythium trachelium dianae theocorythium trachelium trachelium (q) theocyrtium trachelium podocyrtis trachodes (q) spongocyclia trachodes sethocapsa trachyostraca (q) acrosphaera trepanata podobursa triacantha podocyrtis triacantha thyrsocyrtis triacantha thyrsocyrtis triacantha (q) (early form) triactis triactis euchitonia triangulum hexastylus triaxonius lipmanella tribranchiata acaeniotyle tribulosa dorcadospyris triceros petalospyris triceros tristylospyris triceros plectacantha trichoides podobursa tricola cladoscenium tricolpium sethochytris triconiscus sethochytris triconiscus (q) lithomelissa tricornis rhodospyris tricornis rhodospyris tricornis (q) protocystis tridens lychnocanium trifolium lychnocanoma trifolium botryopera triloba pterocanium trilobum tholospyris tripodiscus lithochytris tripodium lithochytris tripodium (q) lychnocanium tripodium periphaena tripyramis triangula periphaena tripyramis tripyramis triactis tripyramis triangula triactis tripyramis tripyramis acrobotrys tritubus acanthocircus trizonalis dictyocoryne truncatum didymocyrtis tubaria cannartus tubarius cannartus tubarius (q) calocycletta tuberosa collosphaera tuberosa conosphaera tuberosa hemicryptocapsa tuberosa theocotyle tuberosa theocyrtis tuberosa theocyrtis tuberosa (q) lithotympanium tuberosum eusyringium tubulus artostrobium tumidulum eucyrtidium tumidulum botryostrobus tumidulus arachnocalpis tumulosa phormocyrtis turgida phormocyrtis turgida (q) lithochytris turgidulum calocyclas turris cycladophora turris cyrtocapsa turritica dendrospyris turriturcica dasyotus dendrospyris turriturcica turriturcica eusyringium typicum dibolachras tytthopora artocapsa ultima lithomelissa ultima arachnocorys umbellifera acaeniotyle umbilicata xiphosphaera umbilicata clathrocyclas undelta actinomma undosa udan undulata archipilium undulatum patulibracchium ungulae clathrocyclas universa clathrocyclas universa ampla clathrocyclas universa nova stylotracta universa stylatractus universus stylatractus universus (q) dictyoprora urceolus theocampe urceolus artostrobium urna stylodictya validispina theocampe vanderhoofi acanthocircus variabilis aulospathis variabilis druppatractus variabilis pterocorys variabilis tricolospyris variabilis helotholus vema pseudocubus vema pseudoaulophacus venadoensis calocycletta veneris theocorys veneris dictyomitra veneta theocotyle venezuelensis lithochytris ventricosa lithochytris ventricosa (q) spongotrochus venustum stylochlamidium venustum stylochlamidium venustum (q) dicolocapsa verbeeki gongylothorax verbeeki gongylothorax verbeeki (q) eucyrtidium vermiculatum patellula verteroensis bithochytris vespertilio lithochytris vespertilio lophochytris vespertilio theocorythium vetulum cladococcus viminalis acanthodesmia vinculata cannartus violina didymocyrtis violina dictyoceras virchowii calocycletta virginis calocycletta virginis (q) tricolocampe vitrea tricolocampe vitrea (q) antarctissa whitei stichocapsa wichmanni amphirhopalum wirchowii podobursa wisniowski lophophaenoma witjazii lophophaenoma witjazii (q) stichocorys wolfii bathropyramis woodringi peripyramis woodringi lipmanella xiphephorum lipmanella xiphephorum (q) protocystis xiphodon spongosaturnalis yaoi spongosaturnalis yaoi (q) eucyrtidium yatsuoense actinomma yosii amphirhopalum ypsilon pterocorys zancleus thedconus zancleus (q) theoconus zancleus disolenia zanguebarica anthocyrtidium zanguebaricum eucyrtis zhamoidai