EMYDID^. 435 



48. Pangshura tectum (Bell) . Roofed Terrapin. 

 Hob. India. 



a-c. Purchased, Aug. 1859. 



d-g. Presented by Dr. J. Anderson, C.M.Z.S., Aug. 6, 1867. 



Genus DERM ATE MYS. 



49. Dermatemys mawii, Gray. Maw's Terrapin. 

 Hob. Central America. 



a. Living in the Gardens, 1865-66. 



50. Dermatemys abnormis, Cope. Abnormal Terrapin. 

 Hab. Yucatan. 



a. Purchased, Aug. 12, 1870. From the Laguna de Termi- 

 nos, Yucatan. Specimen described and figured by Dr. Gray, 

 P. Z. S. 1870, p. 716, pi. XLII., as Chloremys abnormis. 



Genus MACROCLEMMYS. 



51. Macroclemmys temminckii (Schweigg.). Temminck's 

 Snapper. 



Hab. Southern United States. 



a, b. Presented by Herr G. Hagenbeek, Dec. 4, 1868. 



c. Deposited, April 26, 1869. 



d. Deposited, June 23, 1869. 



e. Purchased, March 8, 1871. 



/. Presented by the Smithsonian Institution, June 4, 1874. 

 From New Orleans. 



Genus CHELYDRA. 



52. Chelydra serpentina (Linn.) . Alligator Terrapin. 

 Hab. North America. 



a, 6. Presented by Arthur Russell, Esq., F.Z.S., June 24, 



1860. 



c. Presented by A. Downs, Esq., C.M.Z.S., Oct. 7, 1866. 

 d-g. Presented by J. H. Thompson, -Esq., C.M.Z.S., Oct. 5, 



1870. 



h. Presented by the Smithsonian Institution, Nov. 13, 1873. 



2 F2 



