The Turtles (Testudinata) - order
(Cryptodira) - suborder
The Snapping Turtles
(Chelydridae)
- family

(Emydidae)
- family

(Testudinidae)
- family
The Eurasian pond and river turtles and Neotropical wood turtles
(Geoemydidae)
- family

(Carettochelyidae)
- family
The Softshell Turtles
(Trionychidae)
- family

(Dermatemydidae)
- family

(Kinosternidae)
- family

(Cheloniidae)
- family

(Dermochelyidae)
- family
(Pleurodira) - suborder

(Chelidae)
- family

(Pelomedusidae)
- family

(Podocnemididae)
- family

(Sanke)
- family
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