Dichotomous Key/Testudines

Testudines

Testudines
Kingdom	Animalia
Phylum	Chordata
Subphylum	Vertebrata
Class	Reptilia
Order	Testudines
Information related to Testudines Wikipedia • Wikispecies • Wikicommons

1

• Number of vomers
  • One - #2: Casichelydia
  • Two - Proganochelys

2: Casichelydia

• Head retraction
  • Head can not be fully placed inside shell - Chelydridae
  • Head can be fully placed inside shell - #3