Fossil reptile families

Abbreviations and conventions are given on the introductory page.

Name Strat range Geog.range Size Diet Habitat
Westlothiana*
Bolosauridae ART-KAZ EU,NA S IN TE
Acleistorhinidae*
Eunotosauridae*
Mesosauridae ART AF,SA M FI MA
Millerettidae KAZ-TAT AF S IN TE
Pareisauridae UFI-TAT CO L BR TE
Captorhinidae SAK-TAT NA,EU,AF S,M BR TE
Nyctiphruretidae UFI-KAZ EU,AF S IN TE
Procolophonidae KAZ-NOR CO M BR TE
Proganochelyidae NOR-HET EU,AS M IN TE,FW
Proterochersidae*
Platychelyidae OXF-TTH EU M IN FW,TE
Pelomedusidae APT-REC CO M FI FW,TE
Chelidae EOC-REC SA,AU M IN FW
Kayentachelyidae*
Pleurosternidae KIM-DAN EU,AS M IN MA,FW
Baenidae ALB-BRT NA M FI FW
Plesiochelyidae KIM-TTH EU,AS M OM MA
Meiolaniidae MAA-PLE SA,AU M OM TE
Sinemyidae KIM-THA NA,AS M OM FW
Chelydridae TUR-REC EU,NA,SA M OM FW
Toxochelyidae*
Ctenochelys*
Cheloniidae MAA-REC CO M,L IN MA
Osteopygidae MAA-YPR EU,NA L IN MA
Desmatochelyidae ALB-MAA AU,NA L IN MA
Protostegidae TUR-MAA NA L IN MA
Dermochelyidae YPR-REC NA L IN MA
Trionychidae APT-REC CO M IN FW,TE
Carettochelyidae ALB-REC AS M IN FW,TE
Nanhsiungchelyidae CMP-MAA AS M IN TE,FW
Adocidae CEN-DAN AS M IN FW,TE
Dermatemyidae YPR-REC EU,NA,AS M OM TE,FW
Kinosternidae YPR-REC NA,SA M OM TE,FW
Emydidae YPR-REC CO M OM TE,FW
‘Bataguridae’ YPR-REC NA M OM TE,FW
Testudinidae YPR-REC CO M,L BR TE
Protorothyrididae MOS-ART NA S IN TE
Endennasauridae*
Drepanosauridae*
Araeoscelididae ASS-ART EU,NA M IN TE
Petrolacosauridae*
Mesenosauridae*
Weigeltisauridae UFI-SCY EU,NA,AF S IN AE
Claudiosauridae*
Heleosauridae*
Galesphyridae*
Apsisaurus*
Paliguanidae*
Monjurosuchidae*
Nanchangosauridae ANS AS M FI MA
Acerosodontosaurus*
Younginidae*
Tangasauridae TAT-SCY AF M FI FW
Grippia*
Omphalosauridae SCY-ANS NA L FI MA
Mixosauridae SCY-LAD CO M,L FI MA
Utatsusaurus*
Svalbardosaurus*
Shastasauridae SCY-NOR EU,NA L FI MA
Shonisauridae CRN-RHT EU,NA L FI MA
Ichthyosauridae HET-TTH CO M,L FI MA
Stenopterygiidae TOA EU L FI MA
Leptopterygiidae RHT-CEN CO L FI MA
Palaeagama*
Saurosternidae*
Kuehneosauridae CRN-RHT EU,NA S IN AE
Sphenodontidae CRN-REC CO S IN TE
Pleurosauridae TOA-BER EU M FI FW
Iguanidae MAA-REC CO M BR TE
Agamidae CMP-REC CO S IN TE
Euposauridae KIM EU M IN TE
Arretosauridae*
Chamaeleonidae THA-REC EU,AS,AF S IN TE,AR
Oligodontosauridae THA NA S IN TE
Amphisbaenidae PRB-REC CO S IN TE
Rhineuridae DAN-REC NA S IN TE
Hyporhinidae RUP-CHT NA S IN TE
Bipedidae**
Trogonophidae**
Ardeosauridae TTH EU,AS S IN TE
Bavarisauridae TTH EU S IN TE
Gekkonidae APT-REC CO S IN TE,AR
Pygopodidae**
Paramacellodidae OXF-TTH EU S IN TE
Xantusiidae THA-REC NA,AS S IN TE
Lacertidae THA-REC EU,AS,AF S IN TE
Teiidae CMP-REC NA,AS S,M IN TE
Gymnophthalmidae**
Cordylidae YPR-REC EU,AF S IN TE
Anguidae CMP-REC CO S IN TE
Xenosauridae MAA-REC NA,AS M IN TE
Carolinidae CMP AS M IN TE
Dorsetisauridae OXF-TTH EU,NA S IN TE
Necrosauridae MAA-CHT EU,NA,AS M IN TE
Helodermatidae MAA-REC EU,NA S,M IN TE
Varanidae SAN-REC CO S,M,L IN TE
Aigialosauridae TTH-TUR EU M FI MA
Dolichosauridae CEN-TUR EU M FI MA
Mosasauridae CEN-MAA CO M,L FI MA
Paravaranidae*
Bainguidae*
Typhlopidae YPR-REC EU,SA,AS,AF M IN ST
Lapparantophiidae ALB-CEN EU,AF M IN TE
Simoliophiidae CEN EU M FI MA
Aniliidae CMP-REC NA S,M IN TE
Uropeltidae**
Dinilysiidae*
Xenopeltidae**
Boidae MAA-REC CO L TE TE
Bolyeriidae HOL-REC IN M TE TE
Tropidophiidae THA-REC SA M TE TE
Madstoiidae CON-PLE AF,AU M IN TE
Palaeophiidae MAA-PRB CO M TE FW
Acrochordidae MMI-REC EU,AS,AF,AU L TE FW,MA
Nigerophiidae DAN-LUT EU,AS,AF L TE FW,MA
Anomalophiidae*
Russellophiidae YPR-PRB EU M TE FW
Colubridae RUP-REC EU,NA,AS,AF M TE TE
Elapidae LMI-REC EU,AS,AF L TE FW,MA
Viperidae LMI-REC EU,AS,AF M TE TE
Pachystropheidae*
Cteniogenys BTH-KIM EU,NA S IN,FI FW
Champsosauridae APT-RUP EU,NA,AS M FI FW
Simoedosauridae ALB-YPR EU,NA M FI FW
Rhynchosauridae SCY-CRN CO M.L BR TE
Askeptosauridae ANS-LAD EU,NA M FI MA
Thalattosauridae CRN-NOR NA M FI MA
Claraziidae ANS-LAD EU M FI MA
Trilophosauridae CRN-RHT EU,NA M BR TE
Megalancosaurus*
Protorosauridae*
Prolacertidae SCY-CRN CO M IN TE
Tanystropheidae ANS-NOR EU,NA M,L FI TE,MA
Proterosuchidae TAT-ANS CO M TE TE
Erythrosuchidae SCY-LAD CO L TE TE
Ctenosauriscidae SCY-LAD EU,AS M TE TE
Euparkeriidae SCY-ANS AS,AF S,M TE TE
Proterochampsidae LAD-CRN SA M TE TE,FW
Phytosauridae CRN-RHT CO M,L FI,TE FW,TE
Stagonolepididae CRN-RHT CO M BR TE
Rauisuchidae ANS-RHT CO M,L TE TE
Poposauridae ANS-NOR EU,NA,AS M,L TE TE
Ornithosuchidae CRN-RHT EU,SA M TE TE
Saltoposuchidae NOR-RHT EU M IN,TE TE
Sphenosuchidae CRN-PLB CO M TE,IN TE
Protosuchidae RHT-TOA CO M TE,IN TE
Orthosuchidae*
Teleosauridae TOA-VLG CO M FI MA
Metriorhynchidae BTH-HAU EU M FI MA
Crocodileimidae*
Notosuchidae CON SA M TE TE
Comahesuchidae*
Baurusuchidae CON-MAA EU,SA M TE TE
Libycosuchidae BRM-CEN AF M TE TE
Sebecidae THA-PLI SA,AU M TE TE
Peirosauridae CON-MAA SA M TE TE
Atoposauridae KIM-APT EU,NA,AS M IN TE
Dyrosauridae MAA-PRB CO M,L TE FW,MA
Trematochampsidae HAU-LUT EU,AF,SA L FI FW,TE
Hsisosuchidae KIM-CMP EU,AS M TE TE
Goniopholididae BTH-MAA CO L TE FW,TE
Pholidosauridae BTH-CEN CO M TE FW,TE
Paralligatoridae CEN-MAA AS M FI TE
Bernissartiidae OXF-BRM EU M TE TE
Brillanceausuchidae*
Hylaeochampsidae*
Stomatosuchidae CEN AF M FI FW
Gavialidae PRB-REC EU,AS,AF,SA L FI FW,TE
Thoracosauridae CEN-THA EU,NA,AF L FI FW
Dolichochampsidae*
Eosuchus YPR-PLE EU,AU L FI FW
Crocodylidae TUR-REC CO L TE FW,TE
Pristichampsidae THA-PLE EU,NA,AS,AU L TE TE
Alligatoridae CMP-REC CO L TE TE
Nettosuchidae UMI-PLI SA L FI FW
Lagosuchidae LAD SA S,M IN TE
Podopterygidae*
Longisquama*
Scleromochlidae*
Preondactylus*
Dimorphodontidae NOR-SIN EU M FI AE
Eudimorphodontidae*
Anurognathidae TTH EU,AS S IN AE
Nesodactylus OXF-TTH NA M FI AE
Rhamphorhynchidae TOA-TTH EU,NA,AS S FI AE
Dermodactylus KIM-APT NA,SA M FI AE
Germanodactylidae KIM-TTH EU S,M FI AE
Dsungaripteridae KIM-ALB EU,AS M,L FI AE
Pterodactylidae OXF-TTH EU,NA S,M FI AE
Gallodactylidae KIM-TTH EU M FI AE
Ctenochasmatidae TTH-APT EU,AS M IN AE
Pterodaustridae*
Lonchodectes VLG-TUR EU M,L FI AE
Azhdarchidae TTH-MAA CO L FI,TE AE
Nyctosauridae SAN-MAA NA,SA L FI AE
Ornithodesmidae*
Ornithocheiridae VLG-CEN EU,SA M FI AE
Tapejaridae APT SA M FI AE
Pteranodontidae APT-CMP EU,NA L FI AE
Herrerasauridae CRN SA L TE TE
Podokesauridae CRN-PLB NA,AF L TE TE
Ceratosauridae SIN-TTH CO L TE TE
Velocisauridae*
Allosauridae CLV-ALB CO L TE TE
Tyrannosauridae CEN-MAA NA,AS L TE TE
Megalosauridae RHT-ALB CO L TE TE
Eustreptospondylus CLV-TTH EU,NA,AS L TE TE
Harpymimidae*
Garudimimidae*
Ornithomimidae CEN-MAA CO L TE TE
Alvarezosauridae*
Elmisauridae CMP-MAA NA,AS M TE TE
Oviraptoridae SAN-MAA AS M TE TE
Caenagnathidae CMP NA M TE TE
Compsognathidae*
Coeluridae*
Dromaeosauridae APT-MAA NA,AS M TE TE
Troodontidae SAN-MAA NA,AS M TE TE
Abelisauridae ALB-MAA EU,SA L TE TE
Avimimidae*
Baryonychidae BRM-CEN EU,AF L TE TE
Deinocheiridae*
Noasauridae*
Therizinosauridae*
Thecodontosauridae CRN-RHT EU,AF M,L BR TE
Anchisauridae*
Massospondylidae HET-PLB NA,AF L BR TE
Yunnanosauridae*
Plateosauridae NOR-TOA EU,NA L BR TE
Melanorosauridae NOR-SIN AF,AS,SA L BR TE
Vulcanodontidae HET-TOA EU,AF L BR TE
Cetiosauridae BAJ-TTH CO L BR TE
Brachiosauridae AAL-ALB CO L BR TE
Camarasauridae OXF-MAA NA,AS L BR TE
Diplodocidae BAJ-MAA CO L BR TE
Titanosauridae KIM-MAA CO L BR TE
Segnosauridae CEN-CMP AS L FI TE
Pisanosauridae*
Fabrosauridae*
Scelidosauridae SIN-TTH EU,NA L BR TE
Huayanogosauridae HET-CLV AS L BR TE
Stegosauridae BTH-CON CO L BR TE
Nodosauridae CLV-MAA EU,NA,AS L BR TE
Ankylosauridae APT-MAA NA,AS L BR TE
Heterodontosauridae HET-SIN AS,AF M BR TE
Hypsilophodontidae BTH-MAA CO M BR TE
Dryosauridae KIM-APT NA,AF L BR TE
Camptosauridae KIM-BRM EU,NA L BR TE
Iguanodontidae BER-ALB EU,NA,AS L BR TE
Hadrosauridae CEN-MAA CO L BR TE
Homalocephalidae SAN-MAA AS L BR TE
Pachycephalosauridae BRM-MAA CO L BR TE
Psittacosauridae BER-ALB AS M BR TE
Protoceratopsidae SAN-MAA NA,AS M BR TE
Ceratopsidae CMP-MAA CO L BR TE
Helveticosauridae*
Pachypleurosauridae ANS-LAD EU,AS S,M FI MA
Placodontidae SCY-LAD EU,AS M MO MA
Cyamodontidae ANS-LAD EU M MO MA
Placochelyidae ANS-RHT EU M MO MA
Henodontidae*
Corosauridae*
Simosauridae LAD-CRN EU S,M FI MA
Nothosauridae SCY-CRN CO S,M FI MA
Pistosauridae*
Plesiosauridae LAD-TOA CO L FI MA
Cryptocleididae CLV-MAA CO L FI MA
Elasmosauridae TOA-MAA CO L FI MA
Pliosauridae HET-TUR CO L FI,TE MA
Polycotylidae ALB-MAA CO L FI MA
Eothyrididae SAK-ART NA M TE TE
Caseidae ART-KAZ NA L BR TE
Varanopseidae GZE-KUN NA M TE TE
Ophiacodontidae MOS-ART EU,NA L TE TE
Edaphosauridae GZE-ART EU,NA L BR TE
Sphenacodontidae KAS-UFI EU,NA L TE TE
Tetraceratops*
Phthinosuchidae KAZ-TAT EU M TE TE
Knoxosaurus UFI NA M TE TE
Biarmosuchidae*
Ictidorhinidae TAT AF M TE TE
Burnetiidae TAT EU,AF M TE TE
Eotitanosuchidae*
Watongiidae*
Gorgonopsidae TAT EU,AF L TE TE
Estemmenosuchidae KAZ-TAT EU M BR TE
Anteosauridae UFI-TAT EU,NA,AF M BR TE
Titanosuchidae KAZ AF M TE TE
Tapinocephalidae KAZ EU,AF L BR TE
Dromasauridae KAZ AF M BR TE
Otsheriidae*
Galeopidae*
Venjukoviidae KAZ EU M BR TE
Eodicynodontidae*
Endothiodontidae KAZ-TAT AS,AF,SA M BR TE
Cryptodontidae KAZ-TAT AF L BR TE
Aulacephalodontidae KAZ-TAT AF L BR TE
Dicynodontidae KAZ-TAT EU,AS,AF M BR TE
Lystrosauridae SCY CO M BR TE
Kannemeyeriidae SCY-CRN EU,AF,SA L BR TE
Pristerodontidae KAZ-TAT AF M BR TE
Emydopidae KAZ-SCY AF,AN M BR TE
Robertiidae KAZ-TAT AF M BR TE
Kingoriidae TAT-SCY AF M BR TE
Pristerognathidae KAZ AF M TE TE
Hofmeyeriidae TAT AF M TE TE
Euchambersiidae TAT-SCY EU,AF M TE TE
Whaitsiidae TAT AF M IN TE
Ictidosuchidae KAZ-SCY AF M IN TE
Scaloposauridae TAT-SCY AF,AN M IN TE
Regisauridae*
Lycideopsidae*
Ericiolacertidae SCY AF,AN M TE TE
Bauriidae SCY-ANS AF M BR TE
Dviniidae*
Procynosuchidae TAT AF M TE TE
Galesauridae TAT-SCY EU,AF,SA M IN TE
Thrinacodontidae SCY AF,AN M TE TE
Cynognathidae SCY-ANS AF,SA M TE TE
Diademodontidae SCY-ANS AS,AF M BR TE
Trirachodontidae SCY-ANS AS,AF M IN TE
Traversodontidae SCY-RHT AS,AF M BR TE
Chiniquodontidae ANS-CRN CO M BR TE
Probainognathidae*
Tritylodontidae RHT-CLV CO M BR TE
Tritheledontidae RHT-SIN NA,AF,SA M IN TE