''Campylognathus'' may refer to:
*''
Campylocephalus'', a genus of
eurypterid
Eurypterids, often informally called sea scorpions, are a group of extinct arthropods that form the Order (biology), order Eurypterida. The earliest known eurypterids date to the Darriwilian stage of the Ordovician period 467.3 Myr, million yea ...
once described as ''Campylognathus''.
*''
Campylognathoides
''Campylognathoides'' ("curved jaw", Strand 1928) is an extinct genus of pterosaur discovered in the Württemberg Lias deposits (dated to the early Toarcian ageBarrett, P. M., Butler, R. J., Edwards, N. P., & Milner, A. R. (2008). "Pterosaur dist ...
'', a genus of
pterosaur
Pterosaurs (; from Greek ''pteron'' and ''sauros'', meaning "wing lizard") is an extinct clade of flying reptiles in the order, Pterosauria. They existed during most of the Mesozoic: from the Late Triassic to the end of the Cretaceous (228 to ...
originally described as ''Campylognathus''.
*''
Campylognathus'', synonym of the genus of plant bug ''
Maurodactylus''.
{{Genus disambiguation