User:Abyssal/List of Ludfordian life
Appearance
- †Acanthoscapha –
- †Acastella –
- †Acastella prima – cf.
- †Acervularia –
- †Actinodictyon –
- †Actinostroma –
- †Actinostromella – ?
- †Actinostromella vaivarense – ex gr.
- †Acutiramus –
- †Acutiramus floweri – n. sp.
- †Aechmina –
- †Aegeria –
- †Agarhyncha –
- †Akrosphaerorthoceras –
- †Alaskospira –
- †Alaskospira carens – cf.
- †Alaskospira sp. –
- †Alveolella –
- †Alveolites –
- †Amerista – ?
- †Amerista sp. –
- †Amphipora –
- †Amphipora socialis – ex gr.
- †Amphistrophia –
- †Amygdalella –
- †Amygdalina –
- †Amygdella –
- †Ananaspis –
- †Anastrophia –
- †Ancillotoechia –
- †Ancillotoechia bidentata – cf.
- †Ancoradella –
- †Ancyrochitina –
- †Andreolepis – n. gen.
- †Andreolepis –
- †Andreolepis hedei – n. sp.
- †Andreolepis hedei –
- †Angochitina –
- †Angochitina echinata – cf.
- †Angochitina spp. –
- †Anticalyptraea –
- †Antirhynchonella –
- †Apocalymene –
- †Arabellites –
- †Araspirifer –
- †Areostrophia –
- †Argyrotheca –
- †Arionoceras –
- †Arionoceras canonicum – aff.
- †Arionoceras canonicum –
- †Arionoceras repetitum –
- †Arionoceras sp. –
- †Arthrodira –
- †Arthrodira sp. – n. sp.
- †Ascoceras – ?
- †Ascoceras –
- †Atrypa –
- †Atrypa canaliculata –
- †Atrypa evanida –
- †Atrypa fumosa –
- †Atrypa nieczlawiensis – aff.
- †Atrypa phoca –
- †Atrypa reticularis –
- †Atrypa reticularisid –
- †Atrypa sp. –
- †Atrypa tennesseensis –
- †Atrypa vanicosta –
- †Atrypina – ?
- †Atrypina –
- †Atrypina barrandii –
- †Atrypina inops –
- †Atrypina sp. –
- †Atrypoidea –
- †Aulopora –
- †Aulopora amica –
- †Aulopora roemeri –
- †Aulopora sp. –
- †Aulopora spp. –
- †Australoscutellum –
- †Barrandeoceras –
- †Barrandeolites –
- †Barrandina –
- †Barrandina wilkinsoni – cf.
- †Batocara –
- †Baturria –
- †Bdellacoma –
- †Bellerophon –
- †Belodella –
- †Berenicea –
- †Berolinella –
- †Berolinella praevia – cf.
- †Beyrichia –
- †Beyrichidiscus – n. gen.
- †Beyrichidiscus fecundatus – n. sp.
- †Bleshidimerus –
- †Bleshidium –
- †Bohemograptus –
- †Bohemoharpes –
- †Boiotremus –
- †Bolbozoe –
- †Boucotinskia – ?
- †Boucotinskia –
- †Brachyprion –
- †Bubovicus –
- †Bucanospira – n. gen.
- †Bucanospira expansa – n. sp.
- †Bumastus –
- †Bumastus sp. –
- †Butovicella –
- †Cadudium –
- †Caesariella –
- †Calcaribeyrichia –
- †Calceocrinus –
- †Calocyrtoceras –
- †Calpichitina –
- †Calymene –
- †Camarotoechia – "
- †Camarotoechia –
- †Camerella – ?
- †Carcinosoma – ?
- †Carcinosoma –
- †Cardiola –
- †Cardiola alata –
- †Cardiola consanguinis –
- †Cardiola consanguis – cf.
- †Cardiola consanguis –
- †Cardiola cornucopiae –
- †Cardiola docens –
- †Cardiola interrupta –
- †Cardiola navicula –
- †Cardiola pectinata –
- †Cardiola signata – cf.
- †Cardiola signata –
- †Cardiola sp. –
- †Cardiola spurius –
- †Cardiola tix –
- †Cardiolinka –
- †Cardiolita –
- †Catazone –
- †Cavellina –
- †Cavellina primaria – cf.
- †Cavellina sp. –
- †Centrifugus –
- †Ceramopora –
- †Ceratiocaris –
- †Ceratiocaris bohemica – cf.
- †Ceratiocaris bohemica –
- †Ceratiocaris sp. –
- †Ceratocephala –
- †Cerauroides –
- †Cheiopteria –
- †Cheiropteria –
- †Cheirurus – ?
- †Cheirurus –
- †Chonetes – "
- †Chonetes –
- †Chonetoidea –
- †Cicerocrinus –
- †Cicerocrinus anglicus – n. sp.
- †Cicerocrinus elegans – n. sp.
- †Cicerocrinus elegans –
- †Cingulochitina –
- †Clarkeia –
- †Clathrodictyella –
- †Clathrodictyon –
- †Clavidictyon – ?
- †Clorinda –
- †Coccaster –
- †Coelospira – ?
- †Coelospira –
- †Coelozone –
- †Coelozone verna – n. sp.
- †Coenites –
- †Coenites repens –
- †Coenites sp. –
- †Colpomya –
- †Colpoyma – ?
- †Colpoyma audae –
- †Colpoyma friggi –
- †Colpoyma heimeri –
- †Colpoyma lokei –
- †Colpoyma ranae –
- †Colpoyma sp.1 –
- †Columenoceras –
- †Concardioidea –
- †Conchicolites –
- †Conchidium –
- †Conocardium –
- †Conochitina – ?
- †Coolinia –
- †Cornulites –
- †Coryssognathus –
- †Craniops –
- †Craspedostoma –
- †Cromatrypa –
- †Cromus –
- †Crotalocephalus –
- †Crotalocrinus –
- †Cryptocycloceras – ?
- †Cryptocycloceras deludens – cf.
- †Cryptolopholobus –
- †Cryptophyllus –
- †Ctenognathodus –
- †Ctenognathodus sp. S – informal
- †Cyathophyllum –
- †Cyclonema – ?
- †Cyclonema –
- †Cymbularia –
- †Cypricardinia –
- †Cypricardinium –
- †Cyrtia –
- †Cyrtia humilis –
- †Cyrtia maior –
- †Cyrtia postera –
- †Cyrtolites –
- †Cyrtospira –
- †Cyrtostropha –
- †Cyrtostropha coralli –
- †Cyrtostropha monoliniformis – n. sp.
- †Cystihalysites –
- †Cystiphyllum –
- †Cytherellina –
- †Dactylogonia –
- †Dalejina –
- †Dalmanella – "
- †Dalmanites –
- †Dapsilodus –
- †Dawsonoceras –
- †Dayia –
- †Dayia minor –
- †Dayia navicula –
- †Dayia nucula –
- †Dayia sp. –
- †Decoriconus –
- †Decorochilina –
- †Decorochilina cancellata – n. sp.
- †Decoroproetus –
- †Decoropugnax –
- †Decoroscutellum –
- †Deiphon –
- †Deiphon sp. A – informal
- †Delotaxis –
- †Delotaxis silurica – ex gr.
- †Delotaxis silurica –
- †Delotaxis siluricus –
- †Delthyris – ?
- †Delthyris –
- †Denckmannites –
- †Densastroma –
- †Densastroma pexisum –
- †Densastroma podolicum –
- †Densastroma sociale – cf.
- †Desquamatia –
- †Devonozyga –
- †Diacanthaspis –
- †Dicoelosia –
- †Dicricoconus –
- †Dictyonella –
- †Didymothyris – ?
- †Didymothyris didyma – ?
- †Dinorthis –
- †Diplostroma –
- †Diplozone –
- †Diplozone innocens – aff.
- †Discordichilus – ?
- †Discordichilus –
- †Discordichilus normalis –
- †Discordichilus venalis – n. sp.
- †Dolerorthis –
- †Dualina –
- †Dualina longiuscula –
- †Dualina sp. –
- †Dualina spp. –
- †Dualina tenuissima –
- †Dudleyaspis –
- †Ecclimadictyon –
- †Ecclimadictyon robustum – aff.
- †Ecclimadictyon robustum –
- †Echinocystites –
- †Eisenackitina –
- †Encrinurus –
- †Entomis – "
- †Entomis –
- †Entomozoe –
- †Eodictyonella –
- †Eophacops –
- †Eospirifer – ?
- †Eospirifer –
- †Eremiproetus –
- †Erettopterus –
- †Erettopterus marstoni –
- †Erettopterus sp. –
- †Erettopterus waylandsmithi – n. sp.
- †Eurypterus –
- †Eurypterus leopoldi – n. sp.
- †Eurypterus leopoldi –
- †Euryzone –
- †Euryzone comatula – n. sp.
- †Euryzone deformata – n. sp.
- †Eusphairica – n. gen.
- †Eusphairica distubula – n. sp.
- †Eutaxocrinus –
- †Eutaxocrinus maccoyanus – n. sp.
- †Eutaxocrinus maccoyanus –
- †Fardenia –
- †Favosites –
- †Fenestella –
- †Fenestella reticulata –
- †Fenestella sp. –
- †Fenestella yassensis – cf.
- †Fistulipora –
- †Freja –
- †Freja nodosa –
- †Fuchsella –
- †Furcaster –
- †Geisonoceras –
- †Gissocrinus –
- †Gissocrinus ludensis – n. sp.
- †Gissocrinus sp. –
- †Gladiostrophia –
- †Glassia –
- †Glassia obovata –
- †Glassia sp. –
- †Globonema –
- †Globonema fraternum – n. sp.
- †Globonema kaysi –
- †Globonema muricatum – n. sp.
- †Gomphodus –
- †Gomphonchus –
- †Goniophora –
- †Goodsiraspis – n. gen.
- †Goodsiraspis packardi – n. sp.
- †Gotlandochitina –
- †Gracianella – ?
- †Gracianella –
- †Gracianella graciosa –
- †Gracianella plicumbra –
- †Gracianella sp. –
- †Gracianella umbra – cf.
- †Gracianella umbra –
- †Grammysia –
- †Gypidula – aff.
- †Gypidula – "
- †Gypidula –
- †Gypidula caduca – cf.
- †Gypidula caduca –
- †Gypidula galeata –
- †Gypidula glaeata – aff.
- †Gypidula sp. –
- †Halysites –
- †Hanilepis –
- †Hapalocrinus –
- †Hapalocrinus quinquepennis – n. sp.
- †Harpidella –
- †Harpidella novella – cf.
- †Harpidella novella –
- †Harpidella sp. –
- †Havlicekia –
- †Healdianella –
- †Healdianella piriformis – cf.
- †Hebellum –
- †Hebellum minutum –
- †Hebellum tetragonum – cf.
- †Hebellum tetragonum –
- †Hebellum triviale – cf.
- †Hebellum triviale –
- †Hedeina – ?
- †Hedeina –
- †Heliolites –
- †Heliolites arcuatus –
- †Heliolites barrandei –
- †Heliolites decipiens –
- †Heliolites furyi –
- †Heliolites garnieri –
- †Heliolites greineri –
- †Heliolites interstinctus –
- †Heliolites irregularis –
- †Heliolites rariformis – cf.
- †Heliolites sp. –
- †Heliolites spongodes – cf.
- †Heliolites subdecipens –
- †Heliolites subdecipiens –
- †Heliolites tchernyshevi –
- †Heliolites uksunayensis –
- †Hemicosmorthoceras –
- †Hemsiella –
- †Hermatostroma –
- †Hesperorthis –
- †Hindenites –
- †Holopella – ?
- †Homoeospira –
- †Hormotoma –
- †Howellella – ?
- †Howellella –
- †Hyattidina –
- †Hyolithes –
- †Idiophyllum –
- †Illionia –
- †Interproetus –
- †Intexodictyon –
- †Intexodictyon perplexum – aff.
- †Intexodictyon savaliense –
- †Inversoceras –
- †Ischnacanthus –
- †Isiola –
- †Isorthis – ?
- †Isorthis –
- †Janius –
- †Janius barrandi –
- †Janius sp. –
- †Jarovathyris –
- †Katoporodus –
- †Kawalepis –
- †Keilorites –
- †Kettnerites –
- †Kionoceras –
- †Kirkidium –
- †Kitakamiia –
- †Kockelella –
- †Kopaninoceras –
- †Kosoidea –
- †Kosoidea sp. –
- †Kosomena –
- †Kosovoceras –
- †Kosovopeltis – ?
- †Kosovopeltis –
- †Kozelconcha –
- †Kozelconcha obesa – n. sp.
- †Kozlenia –
- †Ktenoura –
- †Kuresaaria –
- †Kuresaarina –
- †Kurosaaria –
- †Labechia –
- †Laceripora –
- †Lamelliconchidium –
- †Lanceolatites –
- †Lanceolatities –
- †Langeites –
- †Lapworthura –
- †Lechritochoceras –
- †Ledopsis –
- †Leioclema –
- †Leonaspis –
- †Leperditia –
- †Lepidoleptaena –
- †Leptaena –
- †Leptaenisca –
- †Leptostrophia – ?
- †Leptostrophia –
- †Leptostrphia –
- †Leurocycloceras –
- †Levenea –
- †Ligulalepis –
- †Lingula –
- †Lingula lata –
- †Lingula lewisi –
- †Lingula lewisii –
- †Lingula sp. – n. sp.
- †Lingula sp. –
- †Linochitina –
- †Linoporella – ?
- †Linoporella –
- †Liocoelia –
- †Liospira –
- †Liospira sp. –
- †Lissatrypa – ?
- †Lissatrypa –
- †Lissostrophia –
- †Loganellia –
- †Logania –
- †Logania sp. –
- †Logania spp. –
- †Lonchidium –
- †Londinia –
- †Londinia sp. –
- †Longstaffia –
- †Longstaffia teretiuscula – n. sp.
- †Lophiostroma –
- †Lophoctenella –
- †Loriolaster –
- †Lovenicystis –
- †Loxonema –
- †Loxoplocus –
- †Lunulacardium –
- †Lyssatrypa –
- †Lytospira –
- †Maoristrophia –
- †Mastigocrinus –
- †Mastigocrinus bravoniensis – n. sp.
- †Megalomphala –
- †Megalomphala gotlandica – n. sp.
- †Megalomphala gotlandica –
- †Megalomus –
- †Merista –
- †Meristocrinus –
- †Meristocrinus orbignyi – n. sp.
- †Merocycloceras – ?
- †Merocycloceras –
- †Mesoleptostrophia –
- †Mespholidostrophia –
- †Metacalymene –
- †Metaplasia –
- †Michelia – n. gen.
- †Michelia tenera – n. sp.
- †Michelinoceras –
- †Microsphaeridiorhnynchia –
- †Microsphaeridiorhynchia –
- †Microsphaeridiorhynchus – ?
- †Microsphaeridiorhynchus –
- †Microsphaeridorhynchia –
- †Mila –
- †Milleporites –
- †Mimerodonta –
- †Mixopterus – ?
- †Modiolopsis –
- †Monograptus –
- †Monograptus bohemicus –
- †Monograptus butovicensis – aff.
- †Monograptus butovicensis –
- †Monograptus dubius –
- †Monograptus fecundus –
- †Monograptus formosus –
- †Monograptus fragmentalis – ?
- †Monograptus fragmentalis –
- †Monograptus fritschi –
- †Monograptus haupti – aff.
- †Monograptus haupti –
- †Monograptus kallimorphus – aff.
- †Monograptus tumescens – aff.
- †Morinorhynchus – ?
- †Morinorhynchus –
- †Morphotropis – ?
- †Mucophyllum –
- †Mytilarca –
- †Nanukidium –
- †Nanukidium cunninghamensis – aff.
- †Naticonema – n. gen.
- †Naticonema similaris – n. sp.
- †Naticopsis –
- †Navispira –
- †Naxilepis –
- †Neobeyrhicia –
- †Neobeyrichia –
- †Neocucullograptus –
- †Nethertonodus –
- †Nicollidina –
- †Nostolepis –
- †Novocrania – "
- †Nucleospira –
- †Nucleospira australis –
- †Nucleospira bubovica – cf.
- †Nucleospira pisum –
- †Nucleospira sp. –
- †Nuculana –
- †Nuculites –
- †Nuculoidea –
- †Nyhamnella –
- †Odessites –
- †Odontochile –
- †Oglupes –
- †Omphyma –
- †Omphyma sp. –
- †Onchus –
- †Onchus sp. –
- †Oncoceras –
- †Onychochilus –
- †Ophidioceras –
- †Ophioceras –
- †Orbiculoidea –
- †Oriostoma –
- †Orthoceras –
- †Orthonychia –
- †Orthostrophella –
- †Orthostrophia –
- †Otarion –
- †Otarion bowningensis –
- †Otarion burmeisteri –
- †Otarion diffractum – cf.
- †Otarion diffractum –
- †Otarion horani –
- †Otarion sp. –
- †Otarion verrucosum –
- †Oulodus –
- †Oulodus elegans –
- †Oulodus siluricus –
- †Oulodus sp. –
- †Oulodus spp. –
- †Ozarkodina –
- †Ozarkodina ambigua –
- †Ozarkodina confluens –
- †Ozarkodina crispa – cf.
- †Ozarkodina crispa –
- †Ozarkodina snajdri – cf.
- †Ozarkodina snajdri –
- †Ozarkodina soegina – cf.
- †Ozarkodina sp. –
- †Ozarkodina svetlanae –
- †Ozarkodina typica –
- †Palaeocyathus –
- †Palaeodiscus –
- †Palaeopecten –
- †Palaeoscuria –
- †Palasterina –
- †Paleochiton –
- †Paleochiton siskiyouensis – n. sp.
- †Panderodus –
- †Paracardium –
- †Paracyclas –
- †Parakionoceras –
- †Parallelopora – "
- †Parallelostroma –
- †Parallelostroma dnestriensis – ex gr.
- †Parallelostroma sp. –
- †Parallelostroma typicum – ex gr.
- †Parallelostroma typicum –
- †Paralogania –
- †Paramphipora –
- †Paraphragmites –
- †Parasphaerorthoceras – "
- †Parasphaerorthoceras –
- †Parasphaerorthoceras sp. –
- †Parasphaerorthoceras sp. H sensu Ristedt – informal
- †Parastriatopora –
- †Parmorthina –
- †Patrocardia –
- †Pedavis –
- †Pedavis latialata – cf.
- †Pentameroceras –
- †Periechocrinus –
- †Petridiostroma –
- †Phacops –
- †Phanerotrema –
- †Phanerotrema dolium – n. sp.
- †Pharetrolites –
- †Phaulactis –
- †Phlebolepis –
- †Pholidostrophia –
- †Phragmosphaera –
- †Pisocrinus –
- †Pisocrinus sp. –
- †Pisocrinus sphericus – cf.
- †Plagiorhyncha –
- †Plagiostomoceras –
- †Planalveolites –
- †Plasmopora –
- †Platyceras –
- †Platyceras cornutum –
- †Platyceras disciforme – n. sp.
- †Platyceras disciforme –
- †Platyceras sp. –
- †Plectatrypa –
- †Plectodonta –
- †Plectonotus –
- †Plectospira –
- †Plectostroma –
- †Pleurotomaria –
- †Plexodictyon –
- †Podollites –
- †Podollites assitus –
- †Podollites parryi –
- †Podollites plectilis – n. sp.
- †Podollites plectilis –
- †Pojetaconcha – ?
- †Poleumita –
- †Poleumita discors – aff.
- †Poleumita discors –
- †Poleumita octavia –
- †Poleumita sp. –
- †Polonograptus –
- †Polygnathoides –
- †Poracanthodes –
- †Praecardium –
- †Praeidiostroma –
- †Praeostrea –
- †Prantlia –
- †Primitiella –
- †Prionopeltis –
- †Prionopeltis archiaci –
- †Prionopeltis dracula – cf.
- †Prionopeltis dracula –
- †Prionopeltis praecedens –
- †Prionopeltis sp. –
- †Prionopeltis striata – cf.
- †Prionopeltis striata – aff.
- †Proetus –
- †Proetus bowningensis –
- †Proetus conspersus –
- †Proetus ryckholti – cf.
- †Proetus ryckholti –
- †Proetus signatus – cf.
- †Proetus sp. –
- †Propora –
- †Propora conferta –
- †Propora magnifica –
- †Propora sp. –
- †Propora tubulata –
- †Prosolarium –
- †Protoathyris –
- †Protochonetes –
- †Pseudolabechia –
- †Pseudooneotodus –
- †Pseudophorus –
- †Pseudoprotathyris –
- †Pterinea –
- †Pteronitella –
- †Pterygotus –
- †Ptilodictya –
- †Ptychopleurella –
- †Ptychosphaera –
- †Pygolfia –
- †Radiatodonta –
- †Raphiophorus –
- †Raphispira –
- †Resserella –
- †Reticulatrypa –
- †Rhemgaphyllum – ?
- †Rhinocarcinosoma –
- †Rhipidomella –
- †Rhizophyllum –
- †Rhopalocoma –
- †Rhopalonaria –
- †Rhynchospirina –
- †Rhynchotreta –
- †Rhyzophyllum –
- †Rotellomphalus –
- †Rothpletzella –
- †Ruedemannia –
- †Ryckholtia –
- †Sactoceras –
- †Saetograptus –
- †Salopina –
- †Salopina kosovensis –
- †Salopina lunata –
- †Salopina mediocostata – cf.
- †Salopina sp. –
- †Salopina tubulata –
- †Salteropterus – ?
- †Scaldianella –
- †Scaldienella –
- †Scharyia –
- †Schistodictyon –
- †Schizocrania –
- †Schizonema –
- †Schizotreta –
- †Scipionis –
- †Scotoharpes –
- †Scutellum –
- †Sedgwickia –
- †Sellinema –
- †Septatrypa –
- †Serpulites –
- †Shagamella –
- †Shaleria –
- †Shaleria ezerensis –
- †Shaleria flexa –
- †Shaleria mucronata –
- †Shaleria ornatella – aff.
- †Shaleria ornatella –
- †Shaleria sp. –
- †Sieberella –
- †Silurognathus –
- †Simplexodictyon –
- †Skenidioides –
- †Slavinka –
- †Sleia –
- †Sleia equestris –
- †Sleia inermis –
- †Solemya –
- †Solemya sp. –
- †Solenopora –
- †Sollasina –
- †Spanila –
- †Spanila aspirans –
- †Spanila cuneus –
- †Spanila sp. –
- †Spanila spp. –
- †Sphaerexochus –
- †Sphaerirhynchia –
- †Sphaerochitina –
- †Sphaerorthoceras – "
- †Sphooceras –
- †Spinatrypa –
- †Spinicharybdis – n. gen.
- †Spinicharybdis –
- †Spinicharybdis billingsi – n. sp.
- †Spinicharybdis canteriata – n. sp.
- †Spinicharybdis wilsoni – n. sp.
- †Spirifer – "
- †Spirifer –
- †Spirigerina – ?
- †Spirigerina –
- †Spirigerina marginalis –
- †Spirigerina quinquecostata – aff.
- †Spirigerina quinquecostata – ?
- †Spirigerina quinquecostata –
- †Spirigerina sigismunda –
- †Spirigerina sp. – n. sp.
- †Spirinella –
- †Spiroraphe –
- †Spiroraphe bohemica – n. sp.
- †Spiroraphe bohemica –
- †Spirorbis –
- †Spiroris –
- †Spiroris sp. –
- †Spurispirifer –
- †Squameofavosites –
- †Squameolites –
- †Staurocephalus –
- †Stelliporella –
- †Stellodictyon –
- †Stellopora –
- †Stenoloron –
- †Stenorhynchia –
- †Stenorhynchites –
- †Sthenarocalymene –
- †Stictoporella –
- †Stomatopora –
- †Streptotrochus –
- †Striatopora –
- †Striispirifer – ?
- †Striispirifer –
- †Stromatopora – "
- †Stromatopora –
- †Stromatoporella –
- †Strophochonetes – ?
- †Strophochonetes –
- †Strophodonta –
- †Strophodonta hoburgensis – n. sp.
- †Strophodonta hoburgensis –
- †Strophomena – "
- †Strophomena –
- †Strophonella –
- †Strophoprion –
- †Strophoprion euglypha – cf.
- †Strophoprion euglypha –
- †Stuertzaster –
- †Subulites –
- †Sylvestrosphaera – n. gen.
- †Sylvestrosphaera lemchei – n. sp.
- †Syringopora –
- †Syringostroma –
- †Syringostromella –
- †Temnodiscus –
- †Temperoceras –
- †Tenellodermis –
- †Tenka –
- †Tenka bohemica –
- †Tenka sp. –
- †Tentaculites –
- †Tetinka –
- †Tetinka sp. –
- †Thairoplax –
- †Thairoplax merriami – n. sp.
- †Thecia –
- †Thelodus –
- †Thilipsura –
- †Tiaracrinus –
- †Tremanotus –
- †Trigonirhynchia –
- †Trimerella –
- †Trimeroceras –
- †Tritonophon –
- †Tropidodiscus –
- †Truncatiramus – now regarded as a jr. synonym of Erettopterus[1][2]
- †Tryplasma –
- †Ulrichia –
- †Ulrichospira –
- †Umbospira – n. gen.
- †Umbospira nigricans – n. sp.
- †Urasterella –
- †Urnochitina –
- †Urnochitina urna – ex gr.
- †Vadum – cf.
- †Vadum sp. –
- †Vericeras –
- †Vernonaspis –
- †Walliserodus –
- †Whitfieldella –
- †Wurmiella –
- †Wurmiella excavata – ex gr.
- †Wurmiella excavata –
- †Wurmiella inclinata –
- †Wurmiella posthamata –
- †Xeniopugnax –
- †Yabeodictyon –
- †Yochelsonellis –
- †Yonginella – n. gen.
- †Yonginella amica – n. sp.
- †Zenophilia –
- †Zieglerodina –
- †Zieglerodina baccata – ?
- †Zonidiscus –
- †Zosterophyllum – aff.
- ^ Ciurca, Samuel J.; Tetlie, O. Erik (2007). "Pterygotids (Chelicerata; Eurypterida) from the Silurian Vernon Formation of New York". Journal of Paleontology. 81 (4): 725–736. doi:10.1666/pleo0022-3360(2007)081[0725:PEFTSV]2.0.CO;2. ISSN 0022-3360.
{{cite journal}}
: CS1 maint: date and year (link) - ^ Dunlop, J. A., Penney, D. & Jekel, D. 2015. A summary list of fossil spiders and their relatives. In World Spider Catalog. Natural History Museum Bern, online at http://wsc.nmbe.ch, version 18.5 http://www.wsc.nmbe.ch/resources/fossils/Fossils18.5.pdf (PDF).