- 16 
248. 
249, 
250. 
252. 
253. 
204. 
NORTH AMERICAN REPTILIA AND BATRACHIA. 
CYCLOPHIS VERNALIS De Kay. 
Green Snake. . 
CYCLOPHIS Z4S5STIVUS Linn. 
Keeled Green Snake. 
COLUBER EMORYI BatrD and GIRARD. 
Emory’s Snake. 
. CCLUBER LINDHEIMERI BatirpD and GIRARD. 
Lindheimer’s Snake. 
COLUBER VULPINUS Batrp and GIRARD. 
Pox Snake. 
COLUBER QUADRIVITTATUS HOLBROOK. 
Four-lined Snake; Chicken Snake. 
COLUBER OBSOLETUS OBSOLETUS (Say) Cope. 
Mountain Black Snake. 
. COLUBER OBSOLETUS CONFINIS (Batrp and G1iRARD) COPE. 
Red-headed Coluber. 
256. COLUBER GUTTATUS Linn. 
259. 
260. 
261. 
262. 
263. 
264, 
265. 
266. 
267. 
268. 
269. 
Spotted Coluber. 
. COLUBER BAIRDI Yarrow. 
Baird’s Coluber. 
. SPILOTES COUPERI HOLBROOK. 
Couper’s Snake. 
SPILOTES EREBENNUS Cope. 
Georgia Snake; Indigo Snake. 
PITYOPHIS MELANOLHBUCUS Daupin. 
Pine Snake; Bull Snake. ; 
PITYOPHIS SAYI SAYI (SCHLEGEL) COPE. 
Say’s Pine Snake. 
PITYOPHIS SAYI BELLONA (SCHLEGEL) COPE. 
Western Bull Snake. 
PITYOPHIS VERTEBRALIS BLAINvILLeE. 
St. Lucas Bull Snake. 
PITYOPHIS ELEGANS KENNICcOTT. 
Elegant Bull Snake. 
BASCANIUM CONSTRICTOR LInN. 
Black Snake; Black Chaser. 
BASCANIUM CONSTRICTOR FLAVIVENTRIS (Lriw.) Yarrow and 
HENSHAW. 
Yellow-bellied Black Snake. 
BASCANIUM ANTHICUM Copr. 
Louisiana Black Snake. I 
BASCANIUM PLAGELLIFORME FLAGELLIFORME (CatTeEss.) Cope. 
Coach-whip Snake. 
BASCANIUM FLAGELLIFORME PICHUM (CatTess.) Core. 
Arizona Coach-whip Snake. 
