20 REPTILES. 



plates, and some linear spots on the sutures of the hinder ones, an 

 oval eyed spot at each end of the sterno-costal symphysis. 

 Inhabits North America. Mus. Bell. Young. 



The Large-headed Emys. Emys macrocephalus. E. mega- 

 cephalus, Gray, Desc. Cat. Rept. 13, n. 33 (ined.), not Holbrook. 



Shell oblong, convex, subtubercularly keeled, reddish brown, 

 darker on the edge of the shields, concentrically grooved ; nuchal 

 plate broad, margin slightly expanded ; vertebral plates 6-sided, 

 broader than long, first 5-sided, narrower, rather contracted on the 

 hinder side ; sternum yellow, black varied, symphysis, the small 

 long axillary plate, and underside of marginal plate black, 

 tbe latter with a large triangular central yellow spot; head very 

 large, blackish, with a pale streak from the back edge of the eye. 

 Animal grey, with small black scales. 



Inhabits America? Mus. Zool. Soc. 



The Florida Emys. Emys Floridana, Leconte, Ann. Lye. N. 



V. iii. 100. Dnm. et Bib. E. Gen. ii. 285. Holbrook, TV. A. Her- 



-pel. ii. 47, t. 8. Test. Floridana, Leconte, Ann. Lye. N. Y. ii. 101. 



Shell oval, gibbous, longitudinally rugose, slightly carinated 

 and entire behind, dark brown, with irregular yellow lines ; nu- 

 chal shield triangular, beneath yellow, with a half black spot on 

 each edge of the marginal plate above and below ; jaws toothless; 

 first vertebral urceolate, second and third hexagonal ; plates olive, 

 with several irregular black streaks, longitudinal on the vertebral 

 and transverse on the costal plates; head and neck dark olive with 

 two pale streaks for each eye, and two on each side of the neck be- 

 low, the upper one with a branch to the eyes, the inferior pair unit- 

 ed together in front of the throat with a single streak to the chin. 



Inhabits N. America, Florida. 



The Hieroglyphic Emys. Emys hieroglyphica, Holbrook, 

 Amer. Herpet. i. 47, t. 2. 



Shell oval, depressed, keelless, smooth, entire in front, elon- 

 gated and imperfectly serrated behind ; sternum oblong, nicked 

 behind, dingy yellow, sides olive varied; head very small, upper 

 jaw slightly emarginate, lower jaw with a tooth; first vertebral 

 urceolate ; each costal shield with four or five, and each marginal 

 with dark spots with concentric yellow lines. 



a. Animal and shell stuffed, (rather discoloured ?). America^ 

 Presented by John Edward Gray, Esq. 



**** Shell keelless, neck and shell yellow -spotted. 



The Speckled Tortoise. Emys guttata, Schneider, 309, 433. 

 Gray, Syn. 20. Bum. et Bib. E. G. ii. 295. Holbrook, N.A. Her. 

 pel. ii. 25, t. 4. Testudo guttata, Bechst. in Lacep. Q. O. i. 310. 

 Shaw, Zool. iii. t. 10. T. punctata, Schneid. Schildk. 30. Daud. 



