388 COLTJBEID^. 



B. Olive or brown above, yellow or pale olive inferiorly. 

 ( C. Jlaviventris.) 



a, J-c. S (V. 183; 0.87) Bloomington, In- C. BoUman, Esq. [C.]. 



& yg. (V. 177, 179 ; C. diana. 

 80, 93). 



d. cJ (V. 171 ; 0. 80). Kansas. Smithsonian Inst. [P.]. 



e. ? (V. 178 ; C. 84). Kansas. 



f. Yg. (V. 180: 0. ?). Delaware. E. Doubleday, Esq. 



[P.]. 

 ff,h. d (V. 160; C?) & Texas. 



? (V. 165 ; 0. 87). 

 !-/«. cJ (V. 170; 0. 95) British Columbia. J. K. Lord, Esq. [P.]. 



& 2 (V. 178; C. ?). 

 L $ (V. 173; 0.81). Oregon. Smithsonian Inst. [P.]. 



OT. Yg. (V. 173; 0. 93). Sierra Nevada, Oali- Mr. Gruber [0.]. 



fornia. 

 re. Yg. (V. 869; 0. 84). Monterey, Oalifornia. 

 u. 2 (V. 163; 0. 82). Camp Taylor, Marin Prof. 0. Eigenmann 



Co., California. [0.]. 



p-q. cJ (V. 180 ; C. 104) Mexico. 



& $ (V. 170 ; 0. 84j.' 

 r. Yg. (V. 161 ; 0. ?). Mexico. Mr. H. Finck [0.]. 



6. Zamenis lineatus. 



Bascanion lineatus, Bocourt, Miss. So. Mex., Rept. p. 700, pi. xlviii. 

 fig. 1 (1890). 



Snout moderately prominent ; eye a little larger than in Z. con- 

 strictor. Eostral as deep as broad or a little broader, the portion 

 visible from above measuring one third to one half its distance from 

 the frontal ; internasals shorter than the prsefrontals ; frontal once 

 and two thirds to twice as long as broad, a little broader than the 

 supraocular, as long as or a little longer than its distance from the 

 end of the snout, nearly as long as the parietals ; loreal considerably 

 longer than deep ; one prseocular, with a small subocular below it ; 

 two postoculars ; temporals 2 + 2 or 3 + 3; eight upper labials, 

 fourth and fifth entering the eye ; four or five lower labials in 

 contact with the anterior chin-shields ; posterior chin-shields as 

 long as, or a little longer than, the anterior, and separated from 

 each other by scales. Scales smooth, in 17 rows. Ventrals 

 obtusely angulate laterally, 184-197; anal divided; subcaudals 

 110-128. Pale brown or pale olive above, each scale with a small 

 black apical spot ; young with yellowish, black-edged markings on 

 the occiput and nape ; belly uniform yellow. 



Total length 1850 millim. ; tail 450. 



Western Mexico. 



Or-c, d. cJ (V. 188, 188 ; Presidio, nr. Mazatlan. Mr. A. Forrer [0.]. 

 0. 116,P), ?(V. 184; 

 O.110),&yg. (V.184; 

 0. 115). 



