N. A. REPTILES AND BATBACHIANS. 7 



Chelonia olivacea Eschsch., 1829, Zool. Atlas, p. 3, pl. 3. 

 Tropical Pacific and Indian oceans. 



COLPOCHELYS Garman, 1880, Bull. Mus. Comp. Zool., 124. 

 C. kempi Grmn., 1. c. 123. 



Northeastern part of the Gulf of Mexico. 



ERETMOCHELYS Fitz., 1843, Syst. Rept., 30. 

 Testudo imbricata Liun., 1766, Syst., 350. 



Tropical Atlantic and adjacent waters. 

 Caretta squamata Kreff't, 1871, Austral. Vertebr., 39. 



Tropical Pacific and Indian oceans. 



CHELONIA Brongn., 1805, Essai d'une Class. Rept. 

 Testudo mydas Linn., 1758, Syst., 197. 



Tropical Atlantic and adjacent waters. 

 (B) Chelonia marmorata D. & B., 1835, Erp., II, 546. 

 Atlantic around Ascension Island. 

 Chelonia agassizii Bocourt, 1870, Miss. Sei. Mex., Rept., p. 26, 

 pl. 6. 



Tropical part of the eastern Pacific. 



TRIONYCHIDAE. 



AMYDA Fitz., 1843, Syn. Rept., 30. 



Trionyx muticus Les., 1827, Mem. Mus., XV, 263. 



PLATYPELTIS Fitz., 1836, Ann. Wien Mus. 

 Testudo ferox Penn., 1767, Phil. Trans., LVI. 

 Mississippi valley and eastward. 



ASPIDONECTES Wagl., 1830, Amph., 134. 



Trionyx spiniferus Les., 1827, Mem. Mus., XV, 258. 



Mississippi river, tributaries and eastward. 

 A. asper Ag., 1857, Contr., I, 405. 



Valley of the lower Mississippi. 

 A. nuehalis Ag., i. c, 406. 



Tennessee river and eastward. 

 A. emoryi Ag., 1. c, 407. 



Texas to Mexico. 



CHELYDROIDAE. 



CHELYDRA Schweigg., 1814 (read 1809),Prodr. Monogr. Chelon., 

 23. 



