Reptile Evolution
 
Tetrapoda
Ichthyostega
Reptilomorpha
Lepospondyli
 
Reptilia/Amniota
Gephyrostegus
 
Archosauromorpha
Basal Archosauromorpha
Protosynapsida
Synapsida
Protodiapsida
Diapsida
Terrestrial Younginiformes
Marine Younginiformes
Enaliosauria
Protorosauria
Archosauriformes
Archosauria
Dinosauria
Aves/Birds
 
Evolution Highlights
therapsids
mammals
bats
man
dinosaurs
archosaurs
plesiosaurs
ichthyosaurs
 
News
A new reptile tree
Mammals are reptiles
Ornithodira is diphyletic
Archosauriforms split
Vancleavea: NOT an archosaur
What is Daemonosaurus?
What is Lotosaurus?s
Ichthyosaurs & mesosaurs
Bat ancestors
What is Azendohsaurus?
Lagerpeton: not a pre-dino
What is Colobomycter?
Diapsids are diphyletic
What is Scleromochlus?
What is Saltopus?
Whale ancestors
prehistoric times
 
The Diphyletic Reptile Family Tree is featured in The Pterosaur Heresies

Carroll RL 1970. The Ancestry of Reptiles. Philosophical Transactions of the Royal Society London B 257:267–308. online pdf

Gauthier JA 1986. Saurischian monophyly and the origin of birds. Memoirs of the California Academy of Science. 8: 1–55.

Jaeckel O 1902. Über Gephyrostegus bohemicus n.g. n.sp. Zeitschrift der Deutschen Geologischen Gesellschaft 54:127–132.

Ruta M, Jeffery JE and Coates MI 2003. A supertree of early tetrapods. Proc. R. Soc. Lond. B 270: 2507-2516 DOI 10.1098/rspb.2003.2524 online pdf

 
Lepidosauromorpha
Urumqia clade
Cephalerpeton clade
Captorhinidae
Milleretta clade
Casea Diadectes clade
Turtle Pareiasaur clade
Lanthanosuchia
Owenettidae
Lepidosauriformes
Lepidosauria
Tritosauria
Fenestrasauria
Pterosauria
Squamata
Snakes 1- Snakes 2
 
Evolution Highlights
frogs
tetrapods
diadectids
turtles
Triassic gliders
lizards
snakes
pterosaurs
pterosaur wing origin
drepanosaurs
 
News
Reptiles are diphyletic
Diadectes is a procolophonid
Rhynchosaurs are sphenodontids
Cosesaurus flapped
The rest of Longisquama
Pterosaurs NOT archosaurs
Pteranodon female?
Pteranodon juvenile
The vampire pterosaur
The flightless pterosaur
Darwinopterus, a dead end
Embryo pterosaurs
Turtle ancestor
Casea NOT a synapsid
Third clade of lizards
Snakes are diphyletic
Eggshell Types
 

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