290 COLUBRID. 
Head small, not distinct from neck; eye small, with round pupil ; 
nostril directed upwards, in a semidivided nasal; no preocular, 
loreal and prefrontal entering the eye. Body cylindrical; scales 
smooth, without apical pits, in 19 rows; ventrals rounded. Tail 
moderate or rather short ; subcaudals in two rows. 
North America. 
1. Abastor erythrogrammus. 
Brauae erythrogrammus, Daud. Rept. vii. p. 93, pl. Ixxxiii. fig. 2 
808), 
pH Hermann, Obs. Zool. p. 273 (1804). 
Homalopsis erythrogrammus, Boze, Isis, 1827, p. 551. 
plicatilis, var., Schleg. Phys. Serp. ii. p. 355 (1837). 
es erythrogrammus, Holbr. N. Am. Herp. iii. p. 107, pl. xxv. 
ponies) erythrogrammus, Gray, Cat. p. 78 (1849); Baird § Gir. 
Cat. N. Am. Rept. p. 125 (1853). 
Calopisma erythrogrammum, Dum. § Bibr. vii. p. 887 (1854); Jan, 
Arch, Zool. Anat. Phys. iii. 1865, p. 248, and Icon. Gén. 29, pl. iv. 
fig. 2, & pl. v. fig. 1 (1868). 
Hydrops erythrogrammus, Garm. N. Am. Rept. p. 35 (1885); H. 
Garm. Bull. Illin. Lab. iii, 1892, p. 280. 
Rostral large, broader than deep, the portion visible from above 
nearly as long as its distance from the frontal; internasals broader 
than long, much shorter than the preefrontals ; frontal once and 
two thirds to twice as long as broad, longer than its distance from 
the end of the snout, a little shorter than the parietals; loreal at 
least twice as long as deep; two postoculars; temporals 142; 
seven (rarely eight) upper labials, third and fourth (or fourth and 
fifth) entering the eye; four lower labials in contact with the ante- 
rior chin-shields, which are a little longer than the posterior. 
Scales in 19 rows. Ventrals 157-185; anal divided ; subcaudals 
37-55. Black above, with three red stripes; the two or three 
lower rows of scales yellow or reddish; lower parts yellowish or 
red, with two or three regular series of roundish black spots. 
Total length 900 millim.; tail 120. 
Mississippi Valley and eastwards. 
a-e. 5 (V.166; C.46), 9 (V.178; N. America. Lord Ampthill [P.]. 
C. 40), her. (V. 165; C. 47), & 
ye. (V. 166, 157; C. 47, 51). 
f. Yg. (V. 166; C. 49). N. America, Mrs. Phillips [P.]. 
go, Ve. (Vi 1825 Crsn), N. America. 
h. Yg. (V. 167; C. 50). Marion Co., A. Erwin Brown, 
Florida. Esq. [P.]. 
108. FARANCIA. 
Homalopsis, part., Schleg. Phys. Serp. ii. p. 297 (1857). 
Farancia, Gray, Zool. Misc. p. 68 (1842), and Cat. Sn. p. 74 (1849) ; 
Baird § Gir. Cat. N. Am. Rept. p. 123 (1858) ; Cope, Proc. U.S. 
Nat. Mus. xiv. 1892, p. 605. 
Calopisma, part., Dum. § Bibr. Erp. Gén. vii. p. 336 (1854); Jan, 
Arch, Zool. Anat. Phys. iii, 1865, p. 241. 
