4 REPTILES OF THE WORLD 



Classification of the Order Chelonia. 



Suborder Athecce. 



Family Sphargidce ; represented by a single species — The Leathery Turtle 

 or Trunk Turtle. 

 Genus Sphargis Tropical and semi-tropical seas 



Suborder Thecophora. 

 Superfamily Cryptodira. 

 Family Chelydridce. Snapping Turtles; North and Central America. 



Genus Chelydra; 2 species; semi-aquatic ; No. Am., and Central Am. 



Genus Macrochelys; 1 species; semi-aquatic; No. Am. 

 Family Dermatemydidce. Fresh-water Turtles. 



Genus Dermatemys; 1 species; semi-aquatic; Central America. 



Genus Staurotypus; 2 species; semi-aquatic ; Central America. 



Genus Claudius; 1 species; semi-aquatic; Mexico. 

 Family Cinosternidce. The Musk and Mud Turtles. 



Genus Aromochelys; 3 species; semi-aquatic; North America. 



Genus Cinosternum; 11 species; semi-aquatic; No. Am.; Mex. and 

 Central Am. 

 Family Platysternidce. 



Genus Platy sternum; 1 species; semi-aquatic; Southern Asia. 

 _ , _ Family Testudinidce. Largest family of the Chelonia; embraces the 

 greater number of the turtles (and terrapins) and all of the 

 terrestrial species — the tortoises. Represented in the Old and 

 New World. 



Genus Kachuga; 7 species; semi-aquatic; India. 



Genus Callagur; 1 species; semi-aquatic; Malay Pn.; Borneo. 



Genus Batagur; 1 species; semi-aquatic; Malay Pn.; India. 



Genus Hardella; 1 species; semi-aquatic; India. 



Genus Morenia; 2 species; semi-aquatic; India. 

 —-Genus Chrysemys; 15 species; semi-aquatic; North and South Am. 



Genus Ocadia; 1 species; semi-aquatic; China. 



Genus Malacoclemmys; 6 species; semi-aquatic; North America. 



Genus Damonia; 5 species; semi-aquatic; East Indies; Japan. 



Genus Bellia; 2 species; semi-aquatic; Malaysia. 



Genus Clemmys; 5 species ; semi-aquatic ; So. Europe to Japan. 



Genus Chelopus; 4 species; semi-aquatic; North America. 



Genus Emys; 2 species; semi-aquatic; No. Am.; Europe. 



Genus Cistudo; 6 species; terrestrial; No. Am.; Mexico. 



Genus Nicoria; 6 species; terrestrial; Cent, and So. Am.; East Indies. 



Genus Cy clemmys; 6 species; semi-aquatic; East Indies. 



Genus Geoemyda; 3 species; semi-aquatic; Malay Archipelago. 



Genus Chaibassia; 2 species; terrestrial; India. 



Genus Cinixys; 3 species; terrestrial; Africa. 



Genus Pyxis; 1 species; terrestrial; Madagascar. 



Genus Homopus; 4 species; terrestrial; Africa. 

 —Genus Testudo; 50 species; terrestrial; Old and New World. 



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