179. 
180. 
181. 
182. 
183. 
184. 
185. 
186. 
187. 
188. 
189. 
190. 
193. 
194. 
195. 
196. 
197. 
198. 
199. 
200. 
201. 
NORTH AMERICAN REPTILIA AND 
ANCISTRODON ATROFUSCUS Troost. 
Troost’s Moccasin. 
ELAPS FULVIUS FULVIUS (LINN.) COPE. 
Harlequin Snake; Viper. 
ELAPS FULVIUS THNER (LINN.) COPE. 
Texas Harlequin Snake. 
ELAPS EBEURYXANTHUS KENNICOTTY. 
Sonora Harlequin Snake. 
ELAPS DISTANS KENNICOT?. 
Florida Harlequin Snake. 
ELAPS TRISTIS Bairp and GIRARD. 
Tawny Harlequin Snake. 
CARPHOPHIOPS HELENA: KENNICOTT. 
Helen’s Snake. 
CARPHOPHIOPS AMCOENUS Say. 
Ground Snake; Worm Snake. 
CARPHOPHIOPS VERMIS KEnNnNIcOTTY. 
Western Ground Snake. 
VIRGINIA VALERIZG Baird and GIRARD. 
Valeria’s Snake. 
VIRGINIA ELEGANS KENNICOTT. 
Virginia’s Snake. 
HALDEA STRIATULA LINN. 
Brown Snake. 
. TANTILLA PLANICEPS BLAINVILLE. 
Flat-headed Tantilla. 
2%. TANTILLA GRACILIS Batrp and GIRARD. 
Graceful Tantilla. 
TANTILLA HALLOWELLI Copr. 
Hallowell’s Tantilla. 
TANTILLA NIGRICEPS KENNICOTT. 
Black-headed Tantilla. 
TANTILLA CORONATA Barrp and GIRARD. 
Crowned Tantilla. ‘ 
ABASTOR ERYTHROGRAMMUS Daupin. 
Horn Snake; Hoop Snake. 
FARANCIA ABACURA HOo.Lsroox. 
Red-bellied Snake; Horn Snake. 
CHILOMENISCUS STRAMINEUS Cope. 
Straw Snake. 
CHILOMENISCUS EPHIPPICUS Copr. 
Horse Snake. 
CHILOMENISCUS CINCTUS Copkr. 
Sonora Ringed Snake. 
CHIONACTIS OCCIPITALIS HaLLowk ut. 
Mohave Snake. 
BATRACHIA. 
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