54 reptiles. 



4. Chelonia. 



Discal shields 13, not imbricate, truncated behind. Muzzle 

 short, rounded. Jaws moderate, upper slightly notched in front, 

 and feebly tootbed on the side, lower denticulated, with a single 

 elongate plate upon each side. The front toe of each fin clawed. 

 Feeding on Algae. 



* The last vertebral bone transverse, broad in front, with the last rib 

 parallel, and arising from the sides of its base, the front edge of 

 the second finger with four scales. 



The Caeey. Chelonia virgata, Schweig. Prod. 291. Cuv. R. 

 A. ii. 41. Guer. Icon. t. l.f. 4. Dum. et Bib. E. G. ii. 541, (not 

 Wagler). Sagra, Cuba Rept. t. 3. Ch. Midas, D. Gray, Syn. 52. 

 " Cb. fasciata, Cuvier,^ Schleg. F. J. 26. Schoepf. 1. 16 B. Bruce, 

 Voy. t. 42. 



Sbell short, subtectiform, chesnut, varied with yellow and ray- 

 ed with brown, sides strongly arched. 



a. Upper shield only, young. Vertebral shields broader than long. 



Atlantic Ocean. Presented by W. Eling, Esq. 



b. Stuffed, adult. Vertebral shield longer than broad. S. America. 



Chelouia maculosa, Cuv. R. A. ii. 13. Dum. et Bib. E. G. 

 ii. 544. C. lacrymata, Cuv. R. A. ii. 13. C. Midas, var. /3. 

 Grai/, Syn. R. 32. C. marmorata, Dum. et Bib. E. G. ii. 546. 

 t. 23,/. 1. Shaw. Zool. ii. 13, t. 22, (var.) 



c. Upper shield only, half grown. Vertebral shields rather longer 



than broad. S. America ? 



** The last vertebral bone narrow, attenuated behind, with the last 

 rib diverging and arising at a distance from its base, the front 

 edge of the second finger ivith three scales. 



The Greex Turtle. Chelonia viridis, Tern. F. Jap. 18, t. 

 4,/. 4 — 6, t. 6, f. 1, 2. Testudo viridis, Schneid. Schildk. 309, 

 t. 2. Testudo Midas, Latr. R. i. 22, t. \,f 1. Daud. ii. 10, t. 16. 

 Schoepf. t. 17, f. 2. Chelonia M. Schiveig. Prod. 291. Gray, Syn. 

 52. Dum. et Bib. E. G. ii. 538. Caretta esculenta, Merrem, Tent. 



18. Test. Japonica, Thunb. Test. Thunbergii, Merrem, Tent. 



19. T. Cepedienne, Daud. Rept. ii. 50, t. 17, /. 1. 



Shell subrotundiform, rather elongate, olive green, when dry 

 fulvous, with brown spots ; back rounded ; vertebral shields hex- 

 agonal, nearly as long as broad. 



a, b. Stuffed, half grown. Brazils. 



c. Stuffed, half grown ; wants some plates. From Dr. Mantell's 



collection. 



d. Dry, very young. Margin of the shell and fin white. Ascen- 

 sion Presented by J. R. Reeves, Esq. 



