aachenus Aalenian Åberg abies abisectus absolutus abundans acanthifera acanthodes Acanthoica acanthos acanthus acervus achlyostaurion Achuthan achylosus aculeata aculeus acutiferrus Acuturris acutus adamas additus adenensis adeyi adinfinitus adriatica adriaticus adumbrata aenigma aff africana Agnini Aguado Ahmuellerella akropodus Akselman aktasii aktulagayensis Al-Badrani Al-Rifaiy alanii alaskensis alata alatus Albian albianus albiensis alboradiata Alcober Algirosphaera Alisphaera Alisphaeraceae alta alternans altivelum altus Alveosphaera alvus Amaurolithus ambiguus Amezieux amitakareniae amoena amphipons Amphizygus amplector ampliaperta amplificus ampliora amplus ampulla amputans anadoluensis Anand anarrhopus anartios anceps Anderson Andri Andruleit andruleitii anfractus angelozziae anglicum anglicus angularis Angulofenestrellithus angustiforata angustus Anisian annulifera Ansulasphaera antarctica anthophorus anthos Anthosphaera antillarum antiquus Antunes anulus apellanizii aperta apertior apertus Applegate applegatei apsteinii Aptian aquilus Aquitanian aquitanicus araneus arata arborius arca arcaeformis arcanus Archaeozygodiscus arctica arctus arcuatus arcus arenarius arethusae argoensis Arkell Arkhangelskiales Arkhangelskiella Arkhangelskiellaceae Arkhangelsky arkhangelskyi armatura armatus armilla arrogans arthurii asanoi asarotum asper Assipetra astralis astrum asymetricus asymmetrica asymmetricus atanii atavus atlanticus atmetos attenuatus Aubry aubryae aureus aurisinae australis avitum Axopodorhabdaceae Axopodorhabdus axosuturalis Azema Backman backmanii baileyi Bajocian Baker Balaniger Baldanza Baldi-Beke Báldi-Beke Balech banneri bannockii barbadiensis barbata barbatus Barbin Barnard barnesiae barozii Barremian Barremian/Aptian Barron Bartol Bartolini Bartonian basilica basquense Bathonian batilliformis Baumann baumannii bayackii beaminsterensis Beaufort beckii beckmannii Bekelithella belemnos belgicus bellii bellus Bendif Benedek bengalensis Bérard-Therriault Bergen bergenii Berggren berggrenii bermudezii Bernaola Bernard Berriasian Bersier Best Beuffe Beyrich Biantholithus biarcus Bibreviconus bicircus bicorium bicornus bicornuta bicrescenticus bidens Biekart bifarius bifax biferula Bifidalithus bifurcatus bigelowii Bigg Bignot bigotii bijugatus bijugum Bilapillus Billard billii bimurata binodata binodosus Biolzi biparteoperculatus bipartitus biperforatus bipolaris biporta biradiatus Birkelund Birkhead biscayensis Biscutaceae Biscutum bisecta biskayae Bison bispinosa bisulcus Black blackii Blackites blagnacensis Blair Blaj Bleijswijk blokii Blondeau Blow blowii boletiformis boletum boletus Boletuvelum Bolli bollii Bollmann Bomolithus Bona Bóna Bonci Bonet bonetii boomeri Booth borealensis borealis Borsetti Borza Bosse bosunensis Bouché boudagherfadeliae Boudreaux boundary bourrellii Bown bownii bozinovicae Braarud braarudii Braarudosphaera Braarudosphaeraceae brachyrhabda Bralower braloweri Braloweria Bramlette bramlettei Bramletteius Brand brasiliensis Brassell Bravo-Sierra Bréhéret brevicorniculans breviradiatus brevis brevispinus brezae bridge britannica Broerse Broinsonia Brongniart Brönnimann Brönnimannii brooksii Brotzen brouweri brouweri-like Brownlee Brunnthaler brytika Bucanthus bucheri Buck bugensis Bujak Bukry Bukryaster bukryi Bukrylithus bulbosus Bull bullata bullatus Burdigalian Burnett burnettiae Burns burolletii Bursa burwellensis Busch Bussonius Butcher Büttner Bybell bybelliae Bystricka cachaoi caistorensis Calabrian Calcareous calcaris calceolariopsis Calciarcus Calcicalathina Calcidiscaceae Calcidiscus Calciopappus Calciosolenia Calciosoleniaceae calcitrapa Calculites Calicasphaera calicis californica californicus callida callomonii callosus Callovian calpidomorphus Calyculaceae calyculus Calyptrolithina Calyptrosphaera camaratus campanensis Campanian Campylosphaera Camuralithus cancellifer cancellus candens Canistrolithus cantabriae capitanea capricornutus capulata Caratini Carboniferous caribbeanica carinatus Carinolithus Carnian Carnicalyxia carniolensis Caron Carter carterae carteri Casellato Cassianospica cassus castellata castrorum catellus Cati Catinaster caudatus Cavelier cavus cayeuxii cearae Cecca Cech celsus Cenomanian cenomanica cenomanicus Centosphaera Cepek cepekii CER Ceratolithaceae Ceratolithina Ceratolithoides Ceratolithus cf challengeri Chalmas Chang Channell Chapman Chattian Chepstow-Lusty Chiasmolithus chiasta chiastia Chiastozygaceae Chiastozygus Chiphragmalithus Chodat Christensen Chrysotila cialdii cidaris ciperoensis circula circularis circumradiatus circus cistula Cita clarissima clarkei clarus clathrata Clathrolithus clathrus clatratum clatriatus Clausicoccus clausus clavigera clavus Clepsilithus CLIMAP clinatus clinosulcata Clocchiatti clypeata coalitus Cobianchi Coccolithaceae Coccolithales Coccolithus Cohen cohenii colletii colligata colligatum collis Colmenero-Hidalgo Colom colomii columella columnata cometa communis compacta compactus completum compressus comptus concava concavus concentricus Concheyro concinnus confusa Coniacian conicus Conrad conspicuus constans consuetus contortus contractus contus conus Conusphaera convallis Cooper cooperi Cope copis coptensis copulatus Corannulus Corisphaera cornifera cornuta corolla corollatus Corollithion coronadventis coronata coronatus coroniformis Coronocyclus Coronosphaera coronum corsellii Cortés corystus costatum cotortuosus Couapel Covington covingtonii coxalliae crassus Craticullithus creber crenulata crenulatus Crepidolithus cretacea Cretaceous Cretaceous Cretarhabdaceae Cretarhabdus Cribrocentrum Cribrocorona Cribrosphaerella cribrum criotus cristata cristatus croatica Cros cruciatus Crucibiscutum crucicentralis Crucicribrum Cruciellipsis crucifer cruciformis Cruciplacolithus Crucirhabdus crucis cruciulus Crudeli crux Crux Cruxia cruxii Cruz Cryptococcolithus cubiformis Cubillos cubiterminalis cucullata culter Cunha cuniculus Curry curvata curved cuspis cuvillieri Cyclagelosphaera Cyclicargolithus cyclops Cylindralithus cylindratus cylindrica cymbiformis cynthae cypella Cyrtosphaera D’Hondt Daktylethra Dangeard daniae Danian danicus Daniels Darwinilithus dauvillieri daviesii davyi Decima decoratus decorus decussatus Deflandre deflandrei dekaenelii dela delftensis Delga delicatus delphix dentata dentatus denticulatus depravatus depressus Deres derivatus dermitzakii Desor detecta Devonian diabolum Diadorhombus Dias-Brito diastypus Diazomatolithus dibrachiatus dicandidula diconstricta Dicrateria dictyoda Diductius didyma Didymus dietzmannii differta digitalis dilatata Diloma dimidius Dimiza dimorphosus diplogrammus dirimosus disbelemnos Discoaster Discoasteraceae Discoasterales discopora Discorhabdus Discosphaera discula diskoensis dislocatus dispar dissimilis distentus distichus distincta distinctus divergens diversum Dockerill Dodekapodorhabdus Doeven dolomiticus dongenii donnatensis Donovan dorfii dorotheae dorsetensis Dowsett Driever Droop druggii Duan dubium dubius Dufour Dumont Dunkley dunkleyjonesii Duocameratus duocava duocavus duodecostatum duplex dupuisii Durand eboracensis ecclesiastica ecclesiata echinata echinus edentulus edgariae editus Edvardsen Edwards edwardsii ehrenbergii Eiffellithaceae Eiffellithales eiffellithoides Eiffellithus Eikrem elegans elevated elkefensis Ellipsolithus ellipticum ellipticus Ellis elongatus embergeri emidasia Emiliania eminens eneabrachium enigma enormis eoaltus Eoconusphaera Eoconusphaeraceae eograndis eopelagicus eosaepes epigrosa Eprolithus eptabrachium equibiramus Erba erbae erectus Ericiolus Ericsonia ericsonii erismatum eroskayi escaigii escovillensis Eshet Estep ethmoquadrata Ethmorhabdus ethmos ethologa euphratis excelsus exigua exiguum exilis eximius expansa expansus extensus extenta fabaceus Fadiya falcatus falklandensis Farhan Farhania Farinacci farinacciae fasciata Fasciculithaceae Fasciculithus Faviconus faviformis favula fenestrata fenestratus fenestrellatus Fensome Fernando fessus fibuliformis ficula Filewicz filewiczii filigranus Filipescu fimbriata finchii Findlay finifer Finkel Firth firthii Fischer Fisher fissus fistulatus flabellatus flabellifera Flabellites flammeus flavus floralis florida floridanus Florisphaera flos Flosculosphaera flosculus fluckigeri fluxus Foldt foliosa Fonseca foraminis Forchheimer formosa formosus Fornaciari fossacincta fossilis fossus Fournier foveolata fractus Frada fragaria fragilis Fraguas frankiae Franklin frequens Fresnel frigidus from Fuchs Fujiwara fulgens furcatolithoides furcatus furlongii Furrazola furtiva furva furvus fusa fustis Fütterer Futyania Gaarder Gaarderella gaarderiae gabalus galapagensis galbana galbula Gale galea galei galicianus galiciense Gallagher gallagheri gallica gallicus Gallois galloisii Galovic Gama gamai gammation Gard Gardet gardetiae garrisonii Gartner Gartnerago gartneri gaudii gauliformis gaultensis gausorhethium Gayral gayraliae Gazdzicka Geisen geisenii Geitler Geitzenauer Gelasian geminicatillus gemmifer geometrica geometricus gephyrion Gephyrobiscutum Gephyrocapsa germanicus Germany gerrardii gertae Gheta giannus Gibbs gibbsiae giganteum gigas Gilbert gilva Giraudeau Girgis gizoensis glaber Gladiolithus gladius glans Glasgow Gliscolithus globosa globosus globulata globulus Godfrey Goerges Gohrbandt Goniolithaceae Goniolithus Gooday Górka Górkae Górkaea gothicus gracilentus gracilimura gracilis Gradstein Gran grande grandiculus grandis Grantarhabdus granulata granulatus granulifera granulosa grassei Green Gregson Greig grillii grossopectinatus Grün Guillard Guillou Gümbel Guptha Gvirtzman Haeckel Haggart Hagino Haidar halfanii Hallam Halldal halldalii Hallegraeff Hällfors hallii hamata hamatus Hamilton hamiltoniae hampdenensis Hampton hamptonii Hamrsmíd Hancock hancockii handfieldii handleyi hannibalis haqii Haqius harrisonii hastata Hattner hattneri hauffii Hauterivian hauterivianus hauxtonensis Hayaster Hayella Hayesites hayi Head hebecuspis Heck Heer Heimdal heimdaliae Helenea helianthiformis helicoideus Helicolithus Helicopontosphaera Helicorhabdus Helicosphaera Helicosphaeraceae Heliolithaceae Heliolithus Helladosphaera helotatus helvetica Hemipodorhabdus Henderiks Henriksen henrikseniae Henriksson herculesii herlyni Herngreen Herold-Vieuxblé Herrle hesslandii HET Heteromarginatus heteromorphus Hettangian Hexalithus Hexapodorhabdus hexaporus hexum Hibberd Hildebrand-Habel Hill hillae hillii Hine Hinte hirsuta histrica Hockfield hockwoldensis Hodson Hoffmann Hojjatzadeh HOL Holcová hollandicus Holligan Holmes Holodiscolithus hommerili HOMONYM Homozygosphaera Hornibrookina horrellii horridulus horticus horvati hoschulzii Houdan houghtonii Hovasse Howe howei Hradecká Huber huberi hughesii Hughesius hulburtiana Hultberg Humboldt humilis Huxley huxleyi hyalina hydroideus Hymenomonadaceae Hymenomonas ignotus Ilselithina imbricatus Imbrie imbriei imparidividuus imperfossa Imperiaster implicatus impontus imprimus inaequalis incohatus incompta inconspicuus incus Indelicato indiensis indistinctus Induan infans infinitus inflatus infracretacea inornata inornatus Inouye inseadus integer intercalaris intermedia intermedium intermedius interval inversa inversus involutus Ionian iris irregularis isabellae Isochrysidaceae Isochrysidales Isochrysis Isolithus isselii istanbulensis Isthmolithus Iturralde Iwai Jafar jafari Jagt Jakubowski Jakubowskia janchenii janii Janin Janofske jansae japonica Jarvis jawzii Jeletzky Jenkins Jensen Jeremiah Jerkovic Jiang jiangii Johansen Johnson joidesa Jomonlithus Jones Jordan jordanii Jossen juliae junctus jurapelagicus Jurasova Jurassic Jutson Kaenel Kahn Kalina kamikurii Kamptner kamptneri Kamptneriaceae Kamptnerius Kanungo kanungoi Kapellos Kaplan Karatsolis karegae Karsten Karwath Kataspinifera Katz Kauffman Kawachi keadyi Keller Kelly kempii Kennedy kennedyi kennethii kerguelenensis Keupp Khan Kidd Kienel kilwaensis Kilwalithus Kimmeridgian klausii Klaveness Klebs Kleijne kleinpellii Kling Klumpp Knappertsbusch Knauer Knox knoxii Knuttel koessenensis Kohring Kokia Komuro Konno Kosman Kothe Köthe Kozl Krasheninnikov Krhovsky Kristan-Tollmann Kristiansen kuepperi kugleri la-hague Lackey lacuna Lacunolithus lacunosa Ladinian ladle-like laffittei lafourcadii lagena lageniformis Lagerheim Laguncula laingii lajollaensis Lake Lambert lambertii lamellosa lamina Lamolda Lancis Langer Langhian langii Lanternithus Lapideacassaceae Lapideacassis Lapparent larrymayeri larvalis laswellii lata latericioides latipons latus Lauer Leadbeater leariae Lecal Lecal-Schlauder leckiei Lees Leesella Lefort lehmanii Lehotayova Lehotayová Lemmermann Lenning lenticularis Lentin Leonardos leoniae Lepailleur lepida leptolepis leptoporus leptostaurus lesliae leufuensis Levin levis Lewis Lezaud liasicus ligius Liliasterites lillianiae lindiensis linea Linnert Lipps Litaker Lithastrinus Lithostromation Lithostromationaceae Lithraphidites litoralis litterarius littoralis Lloyd lobus Locker lockeri lodoensis Loeblich loeblichii Lohmann longissimus longistirpes longus Lophodolithus lophota Lord lordii Lorenz Lotharingius Lovejoy lowei Loxolithus Lozar Lucianorhabdus lucidum lumina luminis Lutetian Lyell Lyul'eva Maastrichtian maastrichtiensis macellus macilentus macintyrei Mack MacLeod macleodiae macleodii macmillanii macroporus maculosus madagaskarensis madingleyensis magharensis maghredaswampensis magnaghii Magne magnei magnicordis magnicrassus magnifica magnificus magnum magnus mahmoudii Maiorano majungae maleformis Malinverno maltica Mangin Manivit Manivitella manivitiae Mann Manton Marchant margalefii margerelii marginaporata mariae maritima Markali Markalius Marks Marsh marsilii marszalekii marthae Marthasterites Martini Martiniaster martinii Mason Massart Masters matalosa Matsuoka Mattioli Mattiolia maxima maximus Mayer-Eymar Mayers Mazaganella Mazaganellaceae McArthur McCartney McGrane mchanae McIntyre McMonagle Medd meddii mediaperforatus mediosus mediterranea medius Medlin megastypus Meier melaniae melvillea meniscus menneri mercurius mericii Mertiniené Messinian Metadoga meteora mexicana mexicanus mgayae Michaelsarsia Micrantholithus Microrhabdulaceae microrhabdulina Microrhabdulus micros Micula Middleton mielnicensis Mikkelsen milanetti Miller Mills milowii minimus Minoletti minolettii minuta minutissima minutula minutum minutus Minylitha miopelagicus mirabilis Miravetesina Misceomarginatus misurinae mitcheneri mitreus Mitrolithus mkeremei mochlophorus modestus moeslensis Moestrup mohleri Molfino molischii Monechi monechiae Monks Monomarginatus Montgomery Montresor montrisouensis moorei moratus moray-firthensis moriformis morionum morphotypes Mortimer Moshkovitz Mostajo msakyae muellerae Müller multicadus multicarinata multicolumnatus multiforus Multipartis multiplus multipora multiradiatus multispinata multispinatus Munarinus Munier munitus Murray murrayi murus musicus mutatus Mutterlose mutterlosei Muza Nagy Nakayama nana Nannoconaceae Nannoconus Nannotetrina nanum Narasimhan narrow nascens naturalisteplateauensis Naumann Navilithus neapolitana nebulosus Neobiscutum Neochiastozygus Neococcolithes neocoronum neocrassus Neocrepidolithus Neogene neohelis neorectus Nephrolithus Neumeyr neuquenensis ngurumahambaensis Nicholasia nicholasii Nicholls Nicklithus Niel nieliae Nishida nitescens nitidus nobilis Nocera nodifer nodosa Noël Noelaerhabdaceae Noelaerhabdus noeliae Norian noroitica Norris Not notaculum Novak novum Nowak nudus oamaruensis obliqua obliqueclausus obliquipons obliquum oblongata oblongatus oblongus obpyramidalis Obradovich obscura obscurus obtusus occulatatus occultatus oceanica ocellata ocellatus Ochrosphaera octiformis octobrachium octocostatum Octocyclus octofenestrata Octolithus octopetalus Octopodorhabdus octoporus octoradiata ohalloraniae Okada okadai Okkolithus Olafsson Olenekian Olsson omega oneillii Oolithotus operio operosum Ophiaster Oppel Orastrum orbiculatus orbiculus ordinata Ordovician orientalis origami orionatus ornata ornatus orphanknollensis Orthogonoides Orthopithonella Orthorhabdus orthostylus Orthozygus ossa Ostenfeld Ottavianus ovalis ovata oviformis oweinae Owenia Oxfordian pacificanus pacificus paelikei pagei Palaeogene Palaeomicula Paleogene Palusphaera panarium Pancevo pancostii Panera Papenfuss papillata papillatum pappii Pappomonas Papposphaera Papposphaeraceae paradoxa parallelus parca Parejas Parhabdolithaceae Parhabdolithus Parke parma partitum parvicrucis parvidentatum parvistellatus parvula parvulum parvulus parvus Pascher pataecus patulus paucipunctata pauciramosus Paulpearsonia paulus pauxillus pavimentum Pavsic pearsonii peartiae pectinata pectinatus pedalion Pedinocyclus pelagicus Peleo-Alampay pelliculathus pelta peltatus Pemma pemmadiscus pemmatoidea pentabrachius pentaculum pentaradiatus pentarhethum perampla perangustus percernis Perch-Nielsen perch-nielseniae Perchnielsenella Percival Percivalia perdurum Pérez perfectus perforata perforomarginata periperforata Perissocyclus perlongus Permian perpendicularis perplexus Persico perspicuum pertusus perversus petaliformis petalosa Petasus petrae Petrarhabdus petrizzoae Petrobrasiella Pflaumann Pharus phlaskus phytoplankton Piacenzian Picarola Pickelhaube Pienaar pienaarii pileatus Pileolosphaera pinguis pinnatus pinnigera piriformis Pirini Piveteau placinum placolithoides placoliths Placorhombus Placozygus plana planum planus platyrhethus plebeius plectopons pleniporus pleoseptatus plethotretus Pleurochrysidaceae Pleurochrysis pliensbachensis Pliensbachian Poche Pocillithus poculii Podorhabdales Podorhabdus polybotrys Polycostella Polycrater Polycyclolithaceae polygonatus polystreptus ponticula pontilitha Pontosphaera Pontosphaeraceae Poricalyptra Poritectolithus poritectus porosa porosuturalis Posch Pospichal pospichalii Pouchet Poulton Pozaryska praemurus praeobliquum praeorionatus praequadratus praesigmoides praestigium Prauser precarium Prediscosphaera Prediscosphaeraceae predistentus Preisig premacintyrei premolisilvae prepentaradiatus preservational Prestwich Priabonian pricatillus pricei Priewalder primaevus primigenius primitiva primitivum primitivus primitus primula primulus primus princei Pringsheim Prins Prinsiaceae prinsii Prinsiosphaera Prinsius priscus pristinus Probert probertii procera procerus Proculithus profunda profundum Prolatipatella prolongata prominens propagulis proscissus protensa protenus Proto protoannulus protosignum protrudens pseudanthophorus pseudoangustus pseudocarinolithus Pseudoconus Pseudoemiliania pseudoheteromorphus Pseudoisochrysis Pseudomicula pseudomorionum pseudoquadratus pseudoradians pseudoroscoffensis pseudoseptentrionalis Pseudotriquetrorhabdulus pseudoumbilicus Pseudowigwamma Psyktosphaera puer Puigserver Pujos Pujos-Lamy pulcheroides pulcherrima pulchra pulchripora pulla punctosa punctulata pusillus pygmaea Pyrocyclus pyxis quadraeformis quadrata quadratus quadriangulus quadriarcullus quadricanalis quadricuspis quadridentata quadrifidus quadrilaminata quadrilatera Quadrilateris quadriperforatus quadriradiata quadrisphena Quadrum quasiarcuatus quasihoschulzii Quaternariella quaternarius Quaternary quattrospina Quinn quinquecostata quinqueramus Rade radians Radiolithus Radomski Radrizzani Raffi raffiae rahla Rahman Ramsaya rarus Rawson rawsonii Read Reale recta Rectocorona rectus recurvus reductus reginum regularis Rehanek Řehánek Reid Reinhardt reinhardtii Reinhardtites Reinsch Reiss Renaud Renevier reniformis Repagulum Research Retecapsa reticulata Reticulofenestra Reynolds Rhabdophidites Rhabdosphaera Rhabdosphaeraceae Rhaetian Rhagodiscaceae Rhagodiscus rhenanus rhombica rhombicum Rhomboaster Rhomboasteraceae Rhombolithion richardii richteri Ridgwell riedelii rigidus rimmed rimosa rioi ripliensis Risatti Robaszynski robinsoniae robinsonii robusta robustus Rögl Romein romeinii Rood rosalyniae roscoffensis Rosenkrantz rosenkrantzii roseola rotaclypeata rotaria rotatum Rotelapillus Roth rothii rotula rotundum rotundus Rouchijajnen Round Rowson Rucinolithus Ruddiman ruegenensis rugosus runus Rupelian Russellia Rutledge ryazanicum sabinae sacculus Sadek saepes Saepiovirgata Sáez sageri sagittatus saipanensis salebrosum salillum Salis salisburgensis Salomon salomonii Samtleben Sánchez-Suárez santacruzensis Santonian sarmatus sarstedtensis Saruwatari Sato Saugestad Saxena scapus scenozonion schaubii Scherffel scheri Schiller Schimper schizobrachiata Schizosphaerella Schizosphaerellaceae Schlauder Schmidt Schönfeld Schulte Schulz Schussnig Schwartz Schwarz scissura scotus Scourse sculptus scutula scutulatus Scyphosphaera segmentatum Selandian selandianus Self-Trail self-trailiae sellii semenenko Semihololithus seminulum senaria senarius Senn Seoane septemradiatus septenarius septentrionalis sequela Seribiscutum serotinus serraculoides serrai serrata serratus Serravallian serus sesquipedalis sessilis set Seyve Shafik shafikii Shamrai Shamrock shawensis Sheldon sheldoniae Sherwood shetlandensis Shi-lan Shumenko sianiae sibogae sicca sidereus Siesser siesseri sigillatus sigmoides signata signum signus Sikora Silurian Silva silvaradius Silver Similiscutum simplex simplicissima Simpson simulacrum Sinemurian sinespina Singanoa Singh singulus Sinnyovsky Sissingh sissinghii sisyphus situliformis small Smith snavelyi snyderi Solidopons solidus Solisphaera solitus Sollasites sp sp sparsus specillata speciosum speetonensis Speetonia Sphaerocalyptra sphaeroidea Sphenolithaceae Sphenolithus spiculiformis spiculiger spinescens spiniger spinosa spinosus spinulentus spinulifer spiralis spissus splendens splendidus Sprengel squamigera staerkeri stalis Starmach staurion staurolithina Staurolithites staurophora stavensis Stefano Steidinger Stein steinmannii Steinmetz stellata stellatus stemmerikii stenorhetha stenostaurion Stephanolithiaceae Stephanolithiales Stephanolithion Stereorhabdus Steurbaut stilus stipitata Stoker Stokes Stoll Stover stoveri Stoverius Stradner stradneri Stradnerlithus Stráník Street streetiae Streng striatus strictus strigilis strigosus stubbingsii stylesii stylifera Styzen subantarctica subdistichus sublodoensis subpertusa subrotundus substrictus sudis Sugarman suggrandis Sujkowski Sullivan sullivanii sumastrocyclus superbus Šupraha supremus surculus surirella Surlyk suturus Svábenická svabenickae swanseana swastica symeonidesii synquadriperforatus Syracolithus Syracosphaera Syracosphaeraceae Syracosphaerales syracusana tabellata tabernus Takahashi Takano Takayama tamalis Tangen Taniguchi tanii Tanimoto Tanimura Tanzanella tanzanensis Tappan Tarantian tasmaniae Taylor tayloriae Tegulalithus Tegumentum Teichorhabdus telesmus tenansa tentorium tenuiforatus tenuis tercisensis terebrodentarius Tergestiella terrazetus tessellatus Tetralithoides Tetrapodorhabdus teuriensis Thanetian Thecatus Theodoridis theta Thibault Thierstein Thiersteinia thiersteinii tholiformis thomasii Thomsen thomsenii Thoracosphaera Thorn Throndsen Thurmannolithion thurowii Timorella timorensis tintinnabulum Tithonian titus tiziense Toarcian tonii tortilis Tortolithus Tortonian tortuosus Toshimitsu tovae Toweius trabalis trabeculatus Tranolithus Trapezopentus Trejo Tremolada Triantaphyllou triarcha Triassic triassica Tribrachiatus tribulosus tricorniculatus tricornus trifidus Trigonaspis trilensis Tripinnalithus triquetra Triquetrorhabdulus triradiata triradiatus Triscutum trispina trivectis Troelsen tropicus truempyi truittii Truncatoscaphus truncatus tubifera Tubirhabdus Tubodiscaceae Tubodiscus tubulata tumularis turbinea turbinella Turonian turonicus Turrilithus turris turriseiffelii turritus tympaniformis type tyronus tyrrheniensis ulii ultimus umbellatum Umbellosphaera Umbellosphaeraceae Umbilicosphaera umbilicus umbrellus Umbria uncinata undosus Ungarn] unicornis Uniplanarius unipons unitatis Urban Vacherauvillius Valanginian valliformis vandelii Vandenberg vanheckiae vanhintei var Vargas variabilis Varol Varolia varolii Vaud vaudoises vavilovii vedderi Veer Vekshina velatus venata ventriosa Verbeek verbeekii vercellii verecundia verenae Verhallen versa Versteegh vertebratoides vetulus Vexillarius vietus villae Villain Vinent Vinken virgatus virginianus virginica virgulosa viriosa vitrea vocontiensis Vogler vonsalisiae wadeae Wagreich walbersdorfensis wallacei Wallich wallichii waltrans walvisensis Wang Wanner Ward wassallii Watkins Watkinsia watkinsii Watznaueria Watznaueriaceae Watznaueriales Weaver Weber-van weddellensis weimerae wemmelensis Wendler West westerholdii Wetzel Wiedmann wiedmannii Wiegand Wigwamma Wilcoxon wilcoxonii Wilkinson Willems Williams williamsii Wind windii Windley windleyae Winter wintereri Wise wisei wombatensis Wood Worsley Wright Wujek xenotus xiphos Yang Yoshida Young youngii Youngilithus Ypresian zachosii Zanclean Zebrashapka Zeugrhabdotus Zhong Zielinski Zingone Ziveri ziveriae zlambachensis zoensis Zonneveld Zügel zulloii Zygodiscaceae Zygodiscales Zygodiscus Zygosphaera Zygrhablithus