52 



Macrochelys, Gray. 



Macrochelys lacertina, Schweigger; Ho] brook, N.Am. Herp., i, p. 147. 

 Tributaries of the Gulf of Mexico, from Florida to Western Texas, 

 extending to Missouri in the Mississippi. 



CINOSTERNIDAE. 



Aromochelys, Gray. 



Aromoclielys odoratus, Latreille ; Holbrook, N. Am. Herp., i, p. 133. Aus- 

 troriparian and Eastern subregious. 



Aromochelys carinatus, Gray ; Agassiz, Cont., i, p. 423. Louisianian dis- 

 trict. 



OiNOSTERNUM, Wagl. 



Cinosternum pennsylvanicum, Bosc, subspecies pennsylvanicum, Bosc; 



Holbrook, N.Am. Herp., i, p. 127. Austroriparian (? Texas) and 



Eastern subregions. 

 Cinosternum pennsylvanicum, Bosc, subspecies douhledayi, Gray, Cat. 



Tort., Crocod., and Amphisb. B. M., p. 33. Southwestern United 



States. 



Cinosternum sonoriense, LeConte, Proc. Acad. Phila., 1854, p. 183. Ari- 

 zona. 



Cinosternum Jlavescens, Agassiz, Contrib. Nat. Hist. U. S., i, p. 430. 



Arizona. 

 Cinosternum Jienrici, LeConte, Proc. Acad. Phila., 1854, p. 182. Souoran 



subregion. 



EMYDIDAE. 



PsEUDEMYS, Gray. 



Pseudemys rugosa, Shaw ; Holbrook, N. Am. Herp., i, p. 55. New Jersey 



to Virginia. 

 Pseudemys concinna, LeConte ; Holbrook, N. Am. Herp., i, pp. 119, 65. 



Austroriparian region C? Texas). 

 Pseudemys moMliensis, Holbrook, N. Am. Herp., i, p. 71. Florida to the 



Eio Grande of Texas. 

 Pseudemys hieroglypMca, Holbrook, N. Am. Herp., i, p. 111. Middle, 



Western, and Gulf States. 

 Pseudemys scabra, Linn. ; Holbrook, N. Am. Herp., i, p. 49. North 



Carolina to Georgia. 



