32 COLUBEID^. 



yoiino;. Yentrals without keel, 184-215 ; anal entire; subcaudals 

 53-83. Brown to black above, yellow to black interiorly. 



Total length 1880 millim. ; tail 400. 



From the Southern United States to Brazil and Bolivia. 



A. Belly and lower surface of tail uniform yellow ; no black on the 

 labials. (C. coral's, Boie ; C. jiaviventr is, ^temdi.) 



J. P. G. Smith, Esq. 



[P.]. 



J. P. G. Smith, Esq. 



rp.i. 



W.A.Forbps,Esq.rP.]. 

 Dr. 0. Wucherer [C.]. 



Zoological Society. 

 M. Suarez [P.]. 



B. Lower surface of tail black ; belly with the shields often black- 



edged or entirely black towards the tail ; at least the labials 

 below the eye with deep black bars on the sutures ; usually an 

 oblique black streak on each side of the neck. (C. melanurus, 

 D. & B. ; C. coUaris, Steind.) 



a. Yg. (V. 184 ; C. 61). Puval Co., Texas. W. Taylor, Esq. [C.]. 



b. 2 (V. 190; C. 69). Presidio, near Ma- Hr. A. Forrer [C] ; 



zatlan. F. D. Godman, Esq. 



[P.]. 

 c-d. 2 (V. 203, 200 ; C. Tres Marias Ids. Hr. A. Forrer [C.]. 



77, 81). 



e. 2 (V. 189 ; C. 60). Tampico. F. D. Godman, Esq. 



[P.]. 



f. Ilgr. (V. 197; C. 71). Teapa, Tabasco. F. D. Godman, Esq. 



[P.]. 



(/. Yg. (V. 193 ; C. 77). Oaxaca. M. Sall6 [CI. 



'a. ?. cJ (V. 196 ; C. 77) & Yucatan. 



vg. (V. 195 ; C. 76). 



A. "Hgr. (V. 199; C. 77). Stann Creek, Brit. Ptev. J. Eobertson 



Honduras. [C.]. 



I. Yg. (V. 209; C. 73). San Geronimo. 0. Salvin, Esq. TCI 



m, n. (S (V. 198; C. 75) Duenas, Guatemala. O. Salvin, Esq. fCj. 



& 2 (V. 198; C. 71). 



0. S (V. 198; C. 76). Lanquin, Guatemala. 0. Salvin, Esq. [C.l. 



p. d (V. 202: C. 77). Guatemala. 0. Salvin, Esq. [C.j: 



q-r. Yg. (V. 192, 203 ; C. Cartago, Costa Rica. 



78, 76). 



C. Nearly entirely black. (C. ohsoletus, Holbr. ; C. coujieri, Holbr. ; 



C. erehennus, Cope.) 



a, b. 6 (Y. 189 ; C. 68) & Mexico. Mr. H. Finck [C.]. 



hgr. (V. 189; C. 73). 



c. 2 (V. 198; C. 65). Atoyac, Mexico. F. D. Godman, Esq. 



[P.]. 



