74 COLITBEID^. 



Total length 1530 millim. ; tail 500. 



Central America ; South America east of the Andes and north of 

 the Eio de la Plata ; Lesser West Indies (Trinidad, Guadeloupe, 

 St. Vincent). 



A. Dark brown or blackish above ; the vertebral line pale brown ; 



a series of large yellowish spots along each side of the body on 

 the outer series of scales ; ventral and subcaudal shields yellow, 

 with a fine black edge. Temporals 1 + 2 ; two labials entering 

 the eye. (0. carinatus, L.) 



a. (J (V. 156; C.?). Demerara. 



b. (3 (V. 156; 0. 124). Berbice. Lady Essex [P.]. 



c. 2 (^- 165 ; 0. 125). Trinidad. 



d. $ (V. 153 ; 0. 110). Guadeloupe. 



B. Olive above, with whitish spots, most of the scales black-edged ; 



belly greyish ; a black line along the middle of the lower 

 surface of the taU. Temporals 1+2 ; two labials entering the 

 eye. 



a. Hgr. (V.164; 0.132). Berbice. Lady Essex [P.]. 



b. Yg. (V. 155; 0.114). Ecuador. Mr. Eraser [0.]. 



C. Olive or dark green above, usually with a more or less distinct 



pale green or yellowish black-edged vertebral stripe ; caudal 



scales black-edged ; lower parts pale olive or greenish yellow. 



Temporals usually 1 + 2 ; usually three labials entering the eye. 



(C bicarinatus, Wied.) 

 a. ? (V. 147; 0. ?). Chiriqui. F. D. Godman, Esq. 



[P.]. 

 6. 2 (V.164; 0.171). Venezuela. Mr. Dyson [0.]. 



c. $ (V. 145; 0.134). Pampa del Sacra- Mr. V^. Davis [0.] ; 



mento, N.E. Peru. Messrs. Veitch [P.]. 



d. Hgr. (V. 146 ; 0. 126). CabaUo Oocha. Mr. W. Davis [0.] ; 



Messrs.VeitchfP.]. 



e. 9 (V. 145 ; 0. ?). Pebas. H. W. Bates, Esq. 



[0.]. 



f. 2 (V. 150; 0.137). Para. E. Graham, Esq. 



[P.]. 



g. ? (V. 157 ; 0. ?). Bahia.- Dr. O. V^ucherer 



[0.]. 

 h, i-k. c? (V. 155 ; 0. Eio Janeiro. A. Fry, Esq. [P.]. 



141) & 2 (V. 154, 163 ; 

 0. 139, 141). 

 Z. $ (V. 162; 0. 140). Porto Eeal, Prov. M.Hardy du Dr^neuf 



Eio Janeiro. ' [0.]. 



m. cJ (V. 160 ; 0. 139). Eio Grande do Sul. Dr. H. von Ihering 



[0.]. 



D. Blackish brown or black above ; upper lip and gular region 



yellowish ; belly plumbeous or blackish. Temporals 1 + 2 ; 

 three labials entering the eye ; three postooulars. (Var. vincenti, 

 Blgr.) 



a-b. $ (V. 168, 166 ; St. Vincent. F. D. Godman, Esq. 



0. 155, 148). [P.]. 



c. $ (V.164; 0.166). ? 



