The Eusuchia (`true crocodiles`) are a clade of crocodylomorphs that first appears in the Early Cretaceous with Hylaeochampsa. All living crocodilian species are eusuchians, as are many extinct forms. Unlike primitive crocodylomorphs, crocodyliforms have secondary bony palates. This feature enables living crocodylians to safely breathe in throug.....
Found on
http://en.wikipedia.org/wiki/Eusuchia
(from the article `crocodile`) ...SebecosuchiaUpper Cretaceous to Miocene; skull laterally flattened; choanae in depression in anterior part of pterygoids.Suborder EusuchiaUpper ...
Found on
http://www.britannica.com/eb/a-z/e/54
No exact match found.
