Here's a list of Triassic dinosaurs. If you know of any more, feel free to add them.
![Cheerful](images/smilies/cheerful.gif)
More periods to follow.
Archosauromorphs
Archosaurs
Beinotherium
Chindesaurus
Coloradisaurus
Crocodilian
Cromptodon
Cynodont
Cygnognathus
Desmatosuchus
Dicynodont
Eoraptor
Herrerasaurus
Lystrosaurus
Machaeroprospus
Macronemus
Megalancosaurus
Mussaurus
Ornithodirans
Pisanosaurus
Placerias
Plateosaurus
Pretosuchus
Prolatcertiform
Prosauropod
Proto-pterosaur
Rauisuchian
Rhynchosaur
Riojasaurus
Saurischian
Saurosuchus
Scaphonyx
Seliosaurus
Sinokannemeyeria
Sharovipteryx
Staurikosaurus
Tanystropheus
Tanytrachelos
Thrinaxodon
Ticinosuchus
Tribolodon
Trilophosaurus