SYSTEMATIC LIST AND SYNONYMY. 159 
OPHIDI A—Continued. 
\Wiin, AONAGAS5 (6 OleOle =Osd 6 56nd IO o SMD & SG sol onan eo 
Jan, 1863, Sist., 49, — 1866, Icon., livr. 15, pl. 6, f. 4. Diadophis ama- 
bilis B. & G., 1853, Serp., 113; Bd., 1859, P. R. R. Rep., X, pl. 33, f. 
83. Diadophis pulchelttus B. & G., 1853, Serp., 115; Bd., 1859, P. R. R. 
Rep., X, pl. 33, f. 85; Yarrow, 1875, Wheeler's Rep., V, 588. D. 
punctatus var. pulcheltus Cope, 1860, Pr. Phil. Ac., 250; Jan, 1863, Sist., | 
49, — 1866, Icon., livr. 15, pl. 6, f. 3. 
Greenish to blackish-brown, punctulate with black. Belly orange, 
more or less sprinkled or spotted with black. Occipital ring moder- 
ate. Scales in 15 rows. Ventrals 184 to 204. Subcaudals 59 to 60. 
Arizona to California. 
(DTADORHISEREGATISHOrwRCUnS Veuislscia asl Aemlanre) Ms; late) ule, Gihcbectisy er arto 9 13 
Baird & Girard, 1853, Serp., 115, 161; Bd., 1859, P. R. R. Rep., X, pl. 
33, £ 86; Coues, 1875, Wheeler’s Rep., V, 623; Cope, 1875, Check- 
list, 38. Mexico. 
IRBINOCHEWGUS| er - eli) =) or we 
Baird & Girard, 1853, Serp., 120. 
oe, 0 ere) 10) |e). e ey 6 ee) © (ele! iene) (es 
RATNOCHEILUSHVECON DIEM} \eu cuicimcaieiiicmeiici snes) es ° oo oey Ooo 163 
B. & G., 1853, Serp., 120, 161; Bd., 1859, P. R. R. Rep., X, pl. 33, £. 90; 
Cope, 1866, Pr. Phil. Ac., 304; Jan, 1863, Prodr. Icon. Ofid., 11, — 
1863, Sist., 43, — 1876, Icon., livr. 48, pl. 3, f. 1; Coues, 1875, Wheel- 
er’s Rep., V, 623; Cope, 1875, Checklist, 36, — 1880, Bull. 20, U. S. 
Mus., 23. 
Texas to California. 
Wiis RSW ie AUS Ws o bo oho GO pid Gud dug oo b8o oo See es 
Mexico. 
IshonormyONiD 5 oO 0 0 o Oa oo Oo O Oro S00 65 OM Oo bos ob a's 6 7G 
(Pal. de Beauy., 1799) Latr., 1802, Rept., IV, 32; Fitz., 1826, Class., 56; 
Gray, 1831, Synops. (An. King. Griff, IX), 85; Troost, 1836, Ann. N. 
Y. Lye., Il, 183; Schleg., 1837, Essai, II, 96; Holbr., 1842, Herp., 
II, 57; B. & G., 1853, Serp., 51; D. & B., 1854, Erp., VII, 764; Gthr., 
1858, Cat., 82. 
Hereropon pratryruinus (Hog-nose Snake)... . . 
“I 
on 
Latreille, 1802, Rept., IV, 32, pl. 28, f. 1-3; Holbr., 1838, Herp., IT, 97, 
pl. 21, — 1842, Herp., IV, pl. 17; B. & G., 1853, Serp., 51; Bd., 1859, 
P. R. R. Rep., X, pl. 28, f. 38; Stor., 1889, Rept., Mass., 231; D. & 
B., 1854, Erp., VII, 766; Gthr., 1858, Cat., 82; Jan, 1863, Sist., 44, — 
1876, Icon., livr. 48, pl. 3, f. 2; Cope, 1875, Checklist, 43, — 1877, 
Pr. Am. Phil. Soc., 64; DeK., 1842, Rept. N. Y., 55; Bd., 1854, Serp. 
N. Y., 18; Allen, 1869, Pr. Bost. Soe., 182. H. cognatus B. & G., 
1853, Serp., 54; Bd., 1859, Mex. Bound. Surv., II, 17, — P. R. R. 
Rep., X, pl. 28, f. 39. Coluber heterodon Daud., 1803, Rept., VII, 153, 
pl: 60, f 28; Say, 1818, Am. Jour. Ser., I, 261; Harl., 1827, Jour. 
Phil. Ac., 357, — 1835, Med. Res., 120. ZZ. tigrinus Troost, 1836, Ann. 
N. Y. Lyce., III, 189; DeK., 1842, Rept. N. Y., 52. Hog-nose Snake 
Catesby, 1743, Carol., I, 56. 
Eastern, Middle, and Southern States, 
