72 ADDITIONS AND CORRECTIONS. 



above olive-green ; the neck pale brown, reddish spotted. 

 The front side of the feet and the tail are covered with large 

 dark brown lanceolate scales with redish tips. The shell in 

 this specimen appeared dark brown. The sternum black 

 brown with a yellow margin on each side. 



Page 21, n. 5. E. Hamiltonii. — Animal black, yellow 

 spotted. Head covered with a smooth skin ; the spots on 

 the head rather large and unequal ; two rather large ones on 

 each side before the eyes, three on the upper lip, one just 

 over the front part of the tympanum, and one on the centre 

 of the forehead, between the eyes. The feet black, with 

 minute yellow specks. The tail short, covered with very 

 small rough scales. The thorax is nblong, ovate, rather high, 

 with three distinct interrupted keels, formed by the convexity 

 of the plates ; the plates are sPAooth, with a beaded line from 

 each angle of the areola, they are black, with broad irre- 

 gular yellow rays ; the areola is rugose, placed on the hinder 

 edge of the plate, black, with a central irregular yellow spot ; 

 and those of the disk have a rather high central tubercle, 

 which in the costal plates is placed near the edge of the ver- 

 tebral plates. The vertebral plates are oblong, 6 sided, broader 

 than long. Marginal plates 24 ; the nuchal one rather 

 broad and short ; the hinder ones subdentate. The thorax 

 flat, keeled on the sides, truncated behind, deeply and acutely 

 nicked ; the areola rugose and produced in the centre, 

 especially of the pectoral and abdominal plates. The axillary 

 plates small, the inguinal ones rather larger ; each with a 

 yellow spot. Length of thorax 2 inches 8 lines. Breadth 



1 inch 1 1 lines. Breadth of head 7 lines. Length of ster- 

 num 2 inches 6 lines. Breadth from keel to keel 1 inch 



2 lines. British Museum, and Mr. Bell's. 



Page 22, n. 6. Emys Thurgii. — Head small, covered with 

 a smooth skin, blackish, (when dry), with a horse- shoe shaped 

 orange band over the nostrils, from the front upper edge of 

 one eye to the other, extending across the eye-brow, 

 and becoming narrow over the ear. Another white band 

 on each side, under the nostrils, to the lower front angle of 

 the eye, and a white band along the edge '^'f the under jaw. 

 The jaws strongly wrinkled internally. The feet and tail 

 covered with minute scales, with some larger ones at the 

 front and outer edge of the fore-arm and legs ; these are 

 white at the tips, and form a pale edge to these limbs. The 

 shell bluntly keeled ; when young, above pale olive, with a 

 narrow yellowish edge all round ; beneath dusky yellow. 



