"24 COLUBEID^. 



c, d $ (V. 222 ; G. 105) Upper Amazon. Mr. E. Bartlett [C.]. 



&Y^. (V.218; C. 111). 



e Y'o-. (V. 227 ; C. 108), Moyobamba.N.E.Peru. Mr. A. H. Roff [C.]. 



/i d'''(V. 222; 0. 117). Pernambuco. W.A.Forbes,Esq.[P.]. 



(J. Hgr. 5 (V. 211 ; Minas Geraes. 



C. 120). 



h. S (V. 198 ; 0. 111). Kio Grande do Sul. Dr. H. v. Ihering [C.]. 



i. Skeleton. Surinam. 



h. Skull. Brazil. 



B. Nearly entirely black, only the anterior ventrals 

 being partly yellow^. 



/. S (V.219; C. 111). ? 



2. Spilotes megalolepis. (Plate II.) 

 Spilotes megalolepis, Giinth. Ann. ^ Mag. N. H. (3) xv. 1865, p. 93. 



Closely allied to the preceding, but internasals not broader than 

 long ; frontal scarcely longer than broad ; eight upper labials, fourth 

 and fifth entering the eye; and scales much larger, the largest quite 

 as large as the parietal shields, and in 14 rows only. Coloration as 

 in S. pidlatus, but darker, the posterior half of the body and the 

 tail being entirely black, above and below. 



Total length 2300 millim. 



South America (?). 



ff, $ (V. 220; C.?). ? (Type.) 



60. COLUBER. 



Coluber, part., Linn. S. N. i. p. 375 (1766) ; Waff/. Si/st. Amph. 



p. 179 (1830); Bote, Isis, 1827, p. 518; Schleff. Phys. Serp. ii. 



p. 125 (1837) ; Giinth. Cat. p. 87 (1858), and Sept. Brit. Ind. 



p. 237 (1864). 

 Natrix, part., Laur. Syn. Bept. p. 73 (1768). 

 Chironius, part., Fitzing. N. Class. Bept. p. 29 (1826). 

 Tyria, part., Fitziyig. I. c. 

 Gonyosoma, Waqler, Icon. Amph. (1828), and Syst. Amph. p. 184; 



Dum.^ Bibr.'Erp. Gen. vii. p. 213 (1854) ; Giinth. Cat. p. 122, 



and Bept. Brit. Ind. p. 293. 

 Zamenis, part., Wagl. Syst. Amph. p. 188. 

 Ehiuechis, Michahelles, in Wagl. Icon. Amph. (1833) ; Dum.Sf Bibr. 



t. c. p. 225 ; Giinth. Cat. p. 85; Cope, Proc. U.S. Nat. Mus. xiv. 



1892, p. 637. 

 Xeuodon, part., Schleg. I. c. p. 80. 

 Herpetodryas, part., Schleg. I. c. p. 173. 

 Callopeltis, Bonap. Mem. Ace. Torin. (2) ii. 18.39, p. 101. 

 Elaphis, Bonap. I. c. p. 102 ; Dnm. l^- Bibr. t. c. p. 241 ; Gimth. Cat. 



p. 92, and Bept. Brit. Ind. p. 240 ; Bocourt, Miss. Sc. Max., Rept. 



p. 683 (1888). 

 Pituophis, Holhr. N. Am. Herp. iv. p. 7 (1842) ; Bum. Sf Bibr. t. c. 



p. 232 ; Gimth. Cat. p. 85 ; Bocourt, I. c, p. 665 ; Cope, Proc. U.S. 



Nat. Mus. xiv. 1892, p. 638. 

 Cynophis, Gray, Ami. ^ Mag. N. H. (2) iv. 1849, p. 246; Giinth. 



Cat. p. 95, and Bejjt. Brit. Ind. p. 246. 



