''Syntarsus'' is a generic name that has been used for the following taxa:
*''Syntarsus'' a junior synonym of the Colydiinae beetle genus ''
Cerchanotus'' Erichson, 1845.
*''
Syntarsus kayentakatae
''Coelophysis''? ''kayentakatae'' is an extinct species of neotheropod dinosaur that lived approximately 200 - 196 million years ago during the early part of the Jurassic Period in what is now the southwestern United States. While originally a ...
'' is the former name of a theropod dinosaur later classified as ''
Megapnosaurus
''Megapnosaurus'' (meaning "big dead lizard", from Greek μεγα = "big", 'απνοος = "not breathing", "dead", σαυρος = "lizard") is an extinct genus of coelophysid theropod dinosaur that lived approximately 188 million years ago duri ...
'', but is now not definitively assigned to any specific genus.
*''
Syntarsus rhodesiensis'' is the former name of a theropod dinosaur later classified as ''
Megapnosaurus
''Megapnosaurus'' (meaning "big dead lizard", from Greek μεγα = "big", 'απνοος = "not breathing", "dead", σαυρος = "lizard") is an extinct genus of coelophysid theropod dinosaur that lived approximately 188 million years ago duri ...
.''
{{Genus disambiguation