744 13. COLUBRIDZ 
Coronella gentilis BouLteNncerR, Cat. Snakes Brit. Mus., Vol. II, 1894, 
p- 201 (part?). 
Ophibolus doliatus sysputus Cope, Proc. Acad. Nat. Sci. Phila., 1893, 
p- 387 (Hennessy, Oklahoma). 
Osceola doliata gentilis Corr, Rep. U. S. Nat. Mus., for 1898, 1900, 
p- 894, fig. 218. 
Lampropeltis pyrrhomelena celenops STEJNEGER, Proc. U. S. Nat. Mus., 
Vol. XXV, 1902, p. 153 (type locality, Mesilla Valley, New 
Mexico); Sreynecer & Barsour, Check List N. Amer. Amph. 
Rept., 1917, p. 89. 
Lampropeltis do iatus gentilis Branson, Kan-as Univ. Sci. Bull., Vol. 
II, No. 13, 1904, p. 402, figs. 25, 25a. 
Lampropeltis triangulum gentilis STEJNEGER & Barpour, Check List 
N. Amer. Amph. Rept., 1917, p. 90; BLancHarp, Occas. Papers 
Mus. Zool. Univ. Michigan, No. 87, 1920, pp. 6, —; BLancHARD 
Bull. U. S. Nat. Mus., No. 114, 1921, p. 165, fig. 72. 
Description —Top of head slightly flattened posteriorly, 
curving downward to broad, rounded snout. Rostral plate 
large, broader than high, hollowed below, and bounded be- 
hind by internasal, anterior nasal, and first labial plates. 
Plates on top of head are a pair of internasals, a pair of 
prefrontals, a short, broad frontal between two supraoculars, 
and a pair of large parietals. Anterior and posterior nasals 
distinct. Loreal present. One preocular. Two (or rarely 
one) postoculars. Temporals normally two followed by 
three. Seven or eight superior and nine, eight or ten in- 
ferior labials, fifth and sixth superior and fifth inferior 
usually largest, third and fourth superior reaching eye, first 
pair of inferior meeting on median line. Genials in two 
pairs, anterior larger than posterior. Scales on body smooth, 
thin, imbricate, usually in 21, or sometimes 23 or 19, rows. 
Anal plate not divided. Gastrosteges varying in number 
from 176 to 212. Urosteges in two series of from 31 to 53. 
The snout is blackish, sometimes more or less relieved 
with gray or white markings. A white spot may be present 
on the parietal plate anteriorly and the posterior edges of 
