List of the Paleozoic life of Pennsylvania
This list of the Paleozoic life of Pennsylvania contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Pennsylvania and are between 538.8 and 252.17 million years of age.
A
[edit]- †Acanthopecten
- †Acidaspis
- †Acrothele
- †Acrotreta
- †Actinomylacris
- †Actinomylacris similis – type locality for species
- †Actinopteria
- †Adelphobolbina
- †Adiantites
- †Adiantites mirabilis
- †Adiantites spectabilis – type locality for species
- †Adiantites ungeri – type locality for species
- †Adiatites
- †Adiatites cyclopteroides – type locality for species
- †Adiatites spectabilis – type locality for species
- †Aechmina
- †Agassizocrinus
- †Ageleodus
- †Aglaoglypta
- †Agnostus
- †Alcicornopteris
- †Alcicornopteris altoonensis – type locality for species
- †Alcicornopteris anthracitica – type locality for species
Fossilized fronds of the Carboniferous-Early Cretaceous seed fern Alethopteris - †Allanella
- †Alokistocare
- †Alokistocare aoris – type locality for species
- †Alokistocare nasutum – type locality for species
- †Ambocoelia
- †Amboneura – type locality for genus
- †Amboneura klosei – type locality for species
- †Americaspis
- †Amphiscapha
- †Amphissites
- †Anastomopora
- †Ancyrospora
- †Aneurospora
- †Anisotrypa
- †Ankoura
- †Ankoura apicalis
- †Ankoura orbiculata – or unidentified comparable form
- †Ankoura sublettensis
Restorative model of the Cambrian arthropod Anomalocaris - †Anomomylacris – type locality for genus
- †Anomomylacris cubitalis – type locality for species
- †Anoplea
- †Anoplotheca
- †Anthracospirifer
- †Aparchites
- †Aphthoroblattina
- †Aphthoroblattina fascigera – type locality for species
- †Aphyllum
- †Archaeopteridium
- †Archaeopteridium bellasylviana – type locality for species
- †Archaeopteris
- †Archaeopteris halliana
- †Archaeopteris latifolia
Life restoration of the Late Devonian-Carboniferous tree Archaeopteris macilenta with insets detailing its anatomy - †Archaeopteris minor
- †Archaeopteris roemeriana – or unidentified comparable form
- †Archaeopteris rogersi
- †Archaeosperma
- †Archaeotriletes
- †Archeopteris
- †Archimylacris
- †Archinacella
- †Armathyraster
- †Arthrophycus
- †Articulatae
Fossil of the Cambrian trilobite Asaphiscus - †Asemoblatta – type locality for genus
- †Asemoblatta pennsylvanica – type locality for species
- †Astartella
- †Atalotaenia – type locality for genus
- †Atalotaenia adela – type locality for species
- †Ateleocystites
- †Athyris
- †Atimoblatta – type locality for genus
- †Atimoblatta curvipennis – type locality for species
- †Atimoblatta flexuosa – type locality for species
- †Atimoblatta reducta – type locality for species
- †Atlanticocoelia
- †Atrypa
- †Atrypa recticularis
Fossilized shell of the Silurian-Late Devonian brachiopod Atrypa reticularis
- †Aulocystis
- †Auroraspora
- †Aviculopecten
B
[edit]- †Bactrites
- †Barbclabornia
- †Barinophyton
- †Bathyuriscus
- †Batostoma
Fossilized shell of the Silurian-Early Triassic mollusc Bellerophon - †Bembexia
- Berenicea
- †Beyrichoceratoides
- †Bisporangiostrobus
- †Blainia
- †Blainia buttsi – type locality for species
- †Blairella
- †Blairella triangularis – type locality for species
- †Blattoidea
- †Blattoidea schucherti – type locality for species
- †Blountia
- †Blountia prolifica – type locality for species
- †Blountia waddlensis
- †Blountia warriorensis – type locality for species
- †Bollia
- †Bolllia
- †Bonneterrina
- †Bonneterrina aspinosa – type locality for species
- †Bonnia
- †Bonnia bubaris
- †Bonnia capito
- †Bonnia senecta – tentative report
- †Bonniella
Fossilized bony armor of the Late Devonian placoderm fish Bothriolepis 
Life restoration of the Late Devonian placoderm fish Bothriolepis - †Brachycycloceras
- †Brachymylacris
- †Brachymylacris bassleri – type locality for species
- †Brachymylacris elongata – type locality for species
- †Brachymylacris rotundata – type locality for species
- †Bucanopsis
- †Bufina
- †Burnetiella
- †Buttisia
- †Buttsia
- †Bynumia
- †Bynumina
- †Bynumina terrenda
- †Bynumina type locality for species – informal
- †Bynuminia
- †Byronia
- †Byssonychia – tentative report
- †Byssonychia vera – or unidentified comparable form
- Bythocypris
C
[edit]- †Calathiops
- †Calathiops pottsvillensis – type locality for species
- †Calathospongia
- †Callixylon
- †Caloneurella – type locality for genus
- †Caloneurella carbonaria – type locality for species
- †Calvibembexia
- †Camaraspis
- †Camarotoechia
- †Camerella
Life restoration of the Cambrian echinoderm Camptostroma - †Cardiocarpon
- †Cardiocarpon phillipsi – type locality for species
- †Cariniferella
- †Carydium
- †Cavellina
- †Cavusgnathus
- †Centronella
- †Ceramopora
- †Ceratopsis
- †Ceriocrinus
- †Chalepomylacris – type locality for genus
- †Chalepomylacris pulchra – type locality for species
- †Chancelloria
- †Chancia
- †Cheilocephalus
- †Cheilocephalus quadratus – type locality for species
- †Chonetes
- †Chonetinella
- †Cincinnaticrinus
Assemblage of fossilized shells of the Ordovician brachiopod Cincinnetina - †Cladopora
- †Cleiothyridina
- †Cliffia
- †Climacograptus
- †Cobaloblatta – type locality for genus
- †Cobaloblatta simulans – type locality for species
Coccosteus cuspidatus restoration, shown attacking multiple Palaeospondylus' - †Coccosteus macromus – type locality for species
- †Coelacanthus
- †Coleolus
- †Colpodexylon
- †Colpomya
- †Comanchia
- †Composita
- †Conaspis
- †Conotheca
- †Conotheca australiensis – or unidentified comparable form
- †Conularia
- †Conularia trentonensis – tentative report
- †Convolutispora
- †Convolutispora opressa – or unidentified comparable form
- †Coosella
- †Coosella convexa – type locality for species
- †Coosella vulgaris – type locality for species
- †Coosia
- †Coosia pustulata – type locality for species
- †Corbulispora
Fossilized foliage of the Carboniferous-Permian conifer relative Cordaites - †Cornellites
- †Cornulites
- †Cornulites flexuosus
- †Cornulites progressus – or unidentified comparable form
- †Corticospongia – type locality for genus
- †Corticospongia bradfordensis – type locality for species
- †Cranaena
- †Craniops
- †Crenistriella
- †Crepicephalus
- †Crurithyris
- †Cryptolithus
- †Cryptozoon
- †Ctenerpeton – type locality for genus
- †Ctenerpeton remex – type locality for species
- †Ctenoloculina
Fossils and life restoration of the Silurian eurypterid ("sea scorpion") Ctenopterus - †Cuneamya
- †Cupularostrum
- †Cyclonema
- †Cyclopteris
- †Cymatospira
- †Cypricardella
- †Cypricardina
- †Cypricardinia
- †Cyrtina
Fossilized shells of the Middle-Late Devonian brachiopod Cyrtospirifer - †Cyrtospora
- †Cyrtospora cristifera – or unidentified comparable form
- †Cystihalysites
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D
[edit]- †Dawsonia
- †Deadwoodia
- †Dechenella
- †Deckera
- †Dekayella
- †Dellea
- †Dellea glabellamersa
- †Dellea rogersi – type locality for species
- †Dellea saratogensis
- †Delthyris
- †Deltodus
- †Densignathus – type locality for genus
- †Densignathus rowei – type locality for species
- †Derbyia
- †Devonochonetes
- †Diacanthaspis
- †Diaphanospora
- †Diaphragmus
- †Dictyomylacris
- †Dictyotomaria
- †Dictyotriletes
- †Dieconeurites – type locality for genus
- †Dieconeurites rigidus – type locality for species
- †Diplocaulus – or unidentified comparable form
Life restoration of the Permian amphibian Diploceraspis - †Diplograptus
- †Ditomopyge
- †Dizygopleura
- †Dodecaactinella
- †Dokimocephalus – tentative report
- †Douvillina
- †Drabia
- †Dunbarella
E
[edit]- †Echinoconchus
- †Ectenocrinus
Life restoration of the Permian synapsid (mammal precursor) Edaphosaurus - †Edaphosaurus raymondi – type locality for species
- †Edmondia
- †Eldredgeops
- †Elita
- †Elrathia
- †Elrathia grazierensis – type locality for species
- †Elrathina
- †Elvinia
- †Embolophyllum
- †Emmanuella
- †Emphanisporites
- †Emphanisporites annulatus – or unidentified comparable form
- †Emphanisporites pantagiatus – or unidentified comparable form
- †Emphanisporites rotatus
- †Endolobus
- †Endothyra
- †Endothyranella
- †Endothyranella nitida – or unidentified comparable form
- †Endothyranella stormi – or unidentified comparable form
- †Entellophylloides
- †Eoagnostus
- †Eoobolus
- †Eoorthis
- †Eoserpeton
- †Eoserpeton tenuicorne – type locality for species
- †Eothele
Life restoration of the Silurian-Early Devonian eurypterid ("sea scorpion") Erettopterus - †Eryops
- †Eshelmania
- †Esmeraldina
- †Euglyphella
- †Eukloedenella
- †Eumetria
- †Euomphalus
- †Eupachycrinus
- †Euphemites
F
[edit]- †Fabreciella – type locality for genus
- †Fabreciella pennsylvanica – type locality for species
Fossil of the Late Ordovician-Permian tabulate coral Favosites - †Fedexia
- †Fenestella
- †Fimbrispirifer
- †Finkelnburgia
- †Finkelnburgia bridgei – or unidentified comparable form
- †Fistuliporella
- †Fletcherina
- †Fletcherina incognita – or unidentified comparable form
- †Floweria
G
[edit]- †Ganorhynchus
- †Ganorhynchus oblongus – type locality for species
- †Geminospora
Fossil of the Cambrian trilobite Genevievella - †Genevievella campbellina – type locality for species
- †Genevievella pennstatensis – type locality for species
- †Genevievella plesiochielus – type locality for species
- †Gigantocharinus – type locality for genus
- †Gigantocharinus szatmaryi – type locality for species
- †Girtya
- †Girtya pennslvanica
- †Girtya pennsylvanica – type locality for species
- †Glabrocingulum
- †Glaphyraspis
- †Glaukerpeton – type locality for genus
- †Glaukerpeton avinoffi – type locality for species
- †Glyptocrinus
- †Glyptodesma
- †Glyptodesma erectum – tentative report
- †Gnathodus
- †Goniomylacris – type locality for genus
- †Goniomylacris pauper – type locality for species
- †Goniophora
- †Grandispora
Fossils of the Middle Ordovician-Early Devonian trilobite Gravicalymene - †Greenops
H
[edit]- †Hadrotreta
Life restoration of the Late Devonian eurypterid ("sea scorpion") Hallipterus - †Hapaloptera – type locality for genus
- †Hapaloptera gracilis – type locality for species
- †Hardieopterus
- †Hazelia
- †Healdia
- †Helcionella
- †Hemimylacrella
- †Hemimylacrella mammothi – type locality for species
- †Hemimylacris
- †Hemimylacris ramificata – type locality for species
- †Herrmannina
- †Heslerodus
- †Hexactinellid
- †Hibbardella
- †Hibbardia
- †Hindeodus
- †Holcacephalus
- †Hollinella
- †Hollinella sella – or unidentified comparable form
- †Hollinella tricollina
Life restoration of the Middle-Late Devonian placoderm fish Holonema - †Holonema horrida – type locality for species
- †Holonema rugosa
- †Holopea
- †Holoptychius
- †Holoptychius americanus
- †Holoptychius filosus – type locality for species
- †Holoptychius giganteus
- †Holoptychus
- †Holoptychus flabellatus – type locality for species
- †Holoptychus latus – type locality for species
- †Holoptychus serrulatus – type locality for species
- †Homacanthus
- †Homacanthus acinaciformis – type locality for species
- †Homilodonta
- †Hostimella
- †Housia
- †Hudsonaster
- †Hudsonaster lancolatus – or unidentified comparable form
- †Hughmilleria
- †Hymenocaris
- †Hymenozonotriletes
Life restoration of the Late Devonian four-limbed animal precursor Hynerpeton - †Hynerpeton bassetti – type locality for species
- †Hyolithellus
- †Hyolithes
- †Hyolithid
- †Hypselentoma
- †Hystricosporites
- †Hystriculina
I
[edit]- †Ianthinopsis
- †Iddingsia
- †Idiomylacris – type locality for genus
- †Idiomylacris gracilis – type locality for species
- †Imlerella
- †Imlerella praecipita – type locality for species
- †Indiana – tentative report
- †Inflatia
- †Inocaulis
- †Iocrinus
- †Irvingella
Life restoration of the Permian amphibian Isodectes - †Isodectes obtusus – type locality for species
- †Isotelus
- †Ithycephalus
K
[edit]- †Katabuporhynchus
Fossilized heads of the Silurian eurypterid ("sea scorpion") Kiaeropterus (specimens 1-8) - †Kindbladia
- †Kingstonia
- †Kingstonia apion
- †Kingstonia ara
- †Kingstonia cheilusis – type locality for species
- †Kingstonia trapezoidia – type locality for species
- †Kingstonia ulrichi – type locality for species
- †Kingstonia walcotti
- †Kinklidoblatta
- †Kinklidoblatta lesquereuxi – type locality for species
- †Kinocera – tentative report
- †Kinzercystis
- †Kinzeria – type locality for genus
- †Kinzeria crinita – type locality for species
- †Kladognathus
- †Kloedinia
- †Knoxisporites
- †Kochiella
Fossil of the Cambrian trilobite Kootenia - †Kraeuselisporites
- †Kutorgina
- †Kyphocephalus
L
[edit]
- †Lacoea
- †Lacoea seriata – type locality for species
- †Lagenospermum
- †Lambdagnathus
- †Lancastria
- †Lecanospira
- †Lecanospira compacta
- †Lecanospira salteri – or unidentified comparable form
- †Leiorhynchus
- †Leiozonotriletes
- †Lepdidodendropsis
- †Leperditia
- †Lepidocystis
- †Lepidodendropsis
- †Lepidostrobus
- †Leptaena
- †Leptaena rhomboidalis
- †Leptaena richmondensis – or unidentified comparable form
- †Leptodesma
- †Leptodesma cadmus
- †Leptodesma extenuatum
- †Leptodesma hector
- †Leptodesma laevis
- †Leptodesma lichas
- †Leptodesma maclurii
- †Leptodesma mortoni
- †Leptodesma naviforme
- †Leptodesma nereus
- †Leptodesma nitida
- †Leptodesma orus
- †Leptodesma patulum
- †Leptodesma pelops
- †Leptodesma phaon
- †Leptodesma sayi
- †Leptodesma sociale
- †Leptodesma spinerigum
- †Leptomitus
- †Lichenocrinus
- Lingula
Illustration of a fossilized shell of the Cambrian-Late Ordovician brachiopod Lingulella - †Lingulella marcia – or unidentified comparable form
- †Lingulepis
- †Linoproductus
- †Liospira
- †Llanoaspidella – type locality for genus
- †Llanoaspidella bigenusia – type locality for species
- †Llanoaspidella warriorsmarkensis – type locality for species
- †Llanoaspis – tentative report
- †Lonchocephalus
- †Lonchocephalus planus – type locality for species
- †Lonchocephalus swartzi – type locality for species
- †Lonchocephalus waddlei – type locality for species
- †Longispina
- †Lophophyllidium
- †Lophospira
- †Lophozonotriletes
- †Loxonema
Life restoration of the Permian snake-like amphibian Lysorophus showing speculative egg-coiling behavior
M
[edit]- †Macluritella – tentative report
- †Maeneceras
- †Margaretia
- †Mariopteris
- †Martinia
- †Mediospirifer
- †Megakozlowskiella
Life restoration of the Late Ordovician eurypterid ("sea scorpion") Megalograptus - †Megamolgophis
- †Megastrophia
- †Menomonia
- †Mesitoblatta
- †Mesitoblatta emersoni – type locality for species
- †Mesotaphraspis
- †Metacoceras
- †Metaxyblatta – type locality for genus
- †Metaxyblatta hadroptera – type locality for species
- †Metropator – type locality for genus
- †Metropator pusillus – type locality for species
- †Michelinoceras
- †Micromitra
- †Mimagoniatites – tentative report
- †Modiella
- †Modiolopsis
- †Modiomorpha
- †Modocia
- †Modocia benorensis – type locality for species
- †Monotrypa
Fossilized shell of the Devonian brachiopod Mucrospirifer - †Mylacridae
- †Mylacris
- †Mylacris angusta – type locality for species
- †Mylacris anthracophila – type locality for species
- †Mylacris dubia – type locality for species
- †Mylacris lucifuga – type locality for species
- †Mylacris ovalis – type locality for species
- †Mylacris pennsylvanica – type locality for species
- †Mylacris truncatula – type locality for species
N
[edit]- †Nalivkinella
- †Nanahughmilleria
- †Naticonema
Fossilized shell of the Early Devonian – Triassic sea snail Naticopsis - †Necymylacris
- †Necymylacris heros – type locality for species
- †Necymylacris lacoana – type locality for species
- †Neoblairella – type locality for genus
- †Neoblairella crassimarginata – type locality for species
- †Neochonetes
- †Neomylacris
- †Neomylacris major – type locality for species
- †Neomylacris pulla – type locality for species
- †Neoprionodus
- †Neoraistrickia
- †Neosimplicius – type locality for genus
- †Neosimplicius medialis – type locality for species
- †Neospirifer
- †Neriopteris
- †Nervostrophia
Fronds of the Carboniferous seed fern Neuropteris - †Nisusia
- Nucula
- Nuculana
- †Nuculites
- †Nuculopsis
O
[edit]- †Octonaria
- †Ogygopsis
- †Olenellus
Fossil of the Cambrian trilobite Olenoides - †Olenoides buttsi – type locality for species
- †Olenoides pennsylvanicus – type locality for species
- †Olenoides serratus
- †Olethroblatta
- †Olethroblatta americana – type locality for species
- †Orbiculoidea
- †Orsadesmus – type locality for genus
- †Orsadesmus rubecollus – type locality for species
Life restoration of the Carboniferous-Permian freshwater shark Orthacanthus - †Orthoceras
- †Orthograptus
- †Orthomylacris
- †Orthomylacris alutacea – type locality for species
- †Orthomylacris analis – type locality for species
- †Orthomylacris cordiformis – type locality for species
- †Orthomylacris mansfieldi – type locality for species
- †Orthomylacris pauperata – type locality for species
- †Orthomylacris pennsylvaniae – type locality for species
- †Orthomylacris pittstoniana – type locality for species
- †Orthomylacris pluteus – type locality for species
- †Orthonota
- †Orthonota parvula – tentative report
- †Orthonota undulata
- †Orthonychia
- †Orthotetes
- †Orthotheca
- †Orthotheca shriveri – type locality for species
- †Oryctocephalus
Restoration - †Oulodus
- †Ovatia
- †Oxynoblatta
- †Oxynoblatta vicina – type locality for species
- †Ozarkodina
P
[edit]- †Paedeumias
Fossil of the Cambrian trilobite Pagetia - †Paladin
- †Palaeoneilo
- †Palaeotherates
- †Palaeotherates pennsylvanicus – type locality for species
- †Palaeozygopleura
- †Panenka
- †Parabolbina
- †Parabolinella
- †Parabolinoides
- †Paracyclas
- †Parahaplophlebium
- †Parahaplophlebium longipenne – type locality for species
- †Parahughmilleria
- †Parajuresania
- †Parallelodon
- †Paranacystites
Assemblage of the Early-Middle Devonian brachiopod Paraspirifer - †Parvohallopora
- †Parvohallopora dalei – or unidentified comparable form
- †Paterina
- †Pelagiella
- †Pemphigaspis
- †Pemphigaspis bullata
- †Pemphigaspis intermedia – type locality for species
- †Pemphigaspis matutina
- †Penniretepora
Fossilized theca of the Carboniferous blastoid echinoderm ("sea bud") Pentremites - †Periomella
- †Peronopsis
- †Petalodus
- †Petrocrania
Fossil of the Devonian trilobite Phacops rana - †Pharkidonotus
- †Phestia
- †Philhedra
- †Philhedra laelia – or unidentified comparable form
- †Phoberoblatta – type locality for genus
- †Phoberoblatta grandis – type locality for species
- †Phoberoblatta reticulata – type locality for species
- †Pholidops
- †Pholidostrophia
- †Phragmactis
- †Phricodothyris
- †Phthinomylacris
- †Phthinomylacris medialis – type locality for species
- †Phthinomylacris pauper – type locality for species
- †Phthonia
- †Phyloblatta
- †Phyloblatta indecisa – type locality for species
- †Phyloblatta prior – type locality for species
- †Pinctus
- Pinna
- †Pionoceras
- †Plagioblatta
- †Plagioblatta campbelli – type locality for species
- †Plagioblatta cockerelli – type locality for species
- †Plagioglypta
- †Planoendothyra – tentative report
- †Planutenia
- †Plasiochiton – type locality for genus
- †Plasiochiton curiosus – type locality for species
Fossilized shell of the Silurian-Early Triassic sea snail Platyceras - †Platylichas
- †Plectorthis
- †Pleurodictyum
- †Polidevcia
- †Poliella
- †Polypora
- †Ponderodictya
- †Poroblattina
- †Poroblattina parvula – type locality for species
- †Praewaagenoconcha
- †Primitiella
- †Prismopora
- †Productella
- †Productus
Restoration of the Silurian trilobite Proetus - †Proetus haldemani – tentative report
- †Proetus parviusculus
- †Prolepidodendron
- †Promopalaeaster
- †Promytilus
- †Protobarinophyton
Illustration of a fossil of the Cambrian crustacean Protocaris - †Protocycloceras
- †Protoleptostrophia
- †Protomya – or unidentified comparable form
- †Protospongia – tentative report
- †Prozacanthoides
- †Pseudoatrypa
- †Pseudolingula
- †Pseudopaolia
- †Pseudopaolia lacoana – type locality for species
- †Pseudopolyernus
- †Pseudopolyernus laminarum – type locality for species
- †Pseudosaratogia
- †Pseudosaratogia bulbosa
- †Pseudosaratogia lata – tentative report
- †Pseudosaratogia magna
- †Pseudotealliocaris
- †Pteridomylacris – type locality for genus
- †Pteridomylacris paradoxa – type locality for species
- †Pterinea
- †Pterinopecten
- †Pterochaenia
- †Pterygometopus
- †Ptilograptus
- †Ptilomylacris – type locality for genus
- †Ptilomylacris medialis – type locality for species
- †Ptilopora
- †Ptomatis
- †Ptychoglyptus
- †Ptychoglyptus virginensis – or unidentified comparable form
- †Ptychoparella
- †Ptychopteria
- †Ptylopora
- †Pugnax
- †Pustula
- †Pustulatia
Q
[edit]R
[edit]- †Rafinesquina
- †Retichonetes
- †Retispira
- †Retusotriletes
- †Rhacophyton
- †Rhacopteris
- †Rhinidictya
Fossil of the Silurian eurypterid ("sea scorpion") Rhinocarcinosoma - †Rhipidomella
- †Rhodea
- †Rhodea alleghanensis – type locality for species
- †Rhodea tionestana – type locality for species
- †Rhodea vespertina – type locality for species
- †Rhombopora
- †Rhytimya
- †Ribeiria
- †Ribeiria parva – or unidentified comparable form
- †Roddyia
- †Rodea (genus)
- †Rodea vespertina – type locality for species
- †Ruedemannipterus
- †Rugospora
S
[edit]
Illustration of fossilized shells of the mysterious Cambrian organism Salterella - †Sanguinolites
- †Sapphicorhynchus
- †Saratogia
- †Saratogia type locality for species – informal
Fossilized fin of the Devonian lobe-finned fish Sauripterus - †Schaefferia (Paleozoic plant) – or unidentified comparable form
- †Schizoblatta
- †Schizoblatta pennsylvanica – type locality for species
- †Schizodiscus
- †Schizodus
- †Schizophoria
- †Schuchertella
- †Schuchertia
- †Sciadophyton
- †Secarisporites
- †Selkirkia
- †Septopora
- †Serracaris
- †Shansiella
Fossils of the Cambrian arthropod Sidneyia - †Sigillaria
- †Sinochonetes
- †Sinuites
- †Soleniscus
- †Solenochilus
- †Solenopleurella
- †Solenopleurella elatifrons – type locality for species
- †Solenopleurella transversa – type locality for species
- †Solutotherates
- †Solutotherates analis – type locality for species
- †Sowerbyella
- †Spathognathodus
- †Spelaeotriletes
- †Sphenomylacris
- †Sphenomylacris singularis – type locality for species
- †Spinatrypa
- †Spinocyrtia
- †Spinulicosta
Fossilized shell of the Late Ordovician-Late Triassic brachiopod Spirifer - †Spongophylloides
- †Spyroceras
- †Stauromatidium
- †Stemtonoceras
- †Stenomylacris – type locality for genus
- †Stenomylacris elegans – type locality for species
- †Stereolasma
- †Stittaspis
- †Stittaspis loria – type locality for species
- †Straparollus
- †Striacoceras
- †Striacoceras typum – tentative report
- †Strobeus
- †Strophalosia
- †Stropheodonta
Fossilized shell of the Ordovician-Silurian brachiopod Strophomena - †Styliolina
- †Subrensselandia
- †Sulcocephalus
- †Sulcoretepora
- †Sulcoretepora incisurata
- †Sulcoretepora sinuosa – or unidentified comparable form
- †Swataria – type locality for genus
- †Swataria derstleri – type locality for species
- †Syntrophina
- †Syscioblatta
- †Syscioblatta allegheniensis – type locality for species
- †Syscioblatta pennsylvanica – type locality for species
T
[edit]- †Tabulipora
- †Taeniaster
- †Taenicephalus
Fossils of the Devonian plant stem morphogenus Taeniocrada - †Taeniopora
- †Taonurus
- †Tellinopsis
- †Temnocheilus
- †Tentaculites
- †Tetradella
- †Tetraxylopteris
- †Thlipsura
- †Thlipsurella
- †Titanodictya
- †Titanodictya jucunda – type locality for species
- †Titusvillia – type locality for genus
- †Titusvillia drakei – type locality for species
- †Trepospira
Restoration showing the top (left) and underside of the Late Ordovician trilobite Triarthrus - †Tricrepicephalus
- †Tricrepicephalus arcuatus – type locality for species
- †Trimerus
- †Triphyllopteris
- †Triphyllopteris biloba – type locality for species
- †Triphyllopteris latilobata – type locality for species
- †Triphyllopteris latilobatus
- †Triphyllopteris lescuriana
- †Trocophyllum
- †Tropidoleptus
- †Truncalosia
- †Truncatiramus – now regarded as a jr. synonym of Erettopterus[1][2]
- †Tryplasma
- †Tubulella
- †Tuzoia
- †Tylothyris
U
[edit]- †Ulrichia
Fossil of the Ordovician-Devonian sea star Urasterella
V
[edit]W
[edit]
Fossil of the Cambrian trilobite Wanneria - †Warrenella
- †Welleraspis
- †Welleraspis newfoundlandensis – or unidentified comparable form
- †Whidbornella
- †Wilkingia
- †Worthenia
X
[edit]- †Xenoblatta
- †Xenoblatta pennsylvanica – type locality for species
- †Xenocheilos
Y
[edit]
Life restoration of the probable Cambrian mollusc Yochelcionella - †Yochelcionella americana – type locality for species
- †Yochelcionella chinensis
- †Yochelcionella greenlandica
- †Yorkia
Z
[edit]References
[edit]- ^ 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. S2CID 140668235.
- ^ 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).
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
