126 COLUBRID®. 
a,b. 9 (V. 211; C. 120) & yg. Hayti. Hr. Rolle [C.]. 
(V. 213; C. 118). 
c. 9, head imperfect (V. 214; C.?). —-? Zoological Soc. 
9. Dromicus exiguus. 
Dromicus exiguus, Cope, Proc. Ac. Philad. 1862, p. 79; Garm. Proc. 
Am, Philos. Soc. xxiv. 1887, p. 282. 
Eye moderate ; snout prominent. Rostral nearly twice as broad 
as deep, scarcely visible from above; frontal once and two thirds as 
long as broad, longer than its distance from the end of the snout, 
shorter than the parietals; loreal very small; one pre- and two 
postoculars ; eight upper labials, third, fourth, and fifth entering 
the eye ; anterior chin-shields shorter than the posterior. Scales in 
19 rows. Ventrals 137-140; anal divided; subcaudals 80-383. 
Above light brown or yellowish, densely punctulated with darker ; 
the median dorsal region of a deeper shade; distant dark brown 
dots sometimes forming two parallel series along the back; a dark 
brown stripe along the fourth row of scales nearly to the end of the 
tail, continuous with a head-band which passes through the eye; 
beneath yellowish, dotted with brown, especially towards the ex- 
tremities of the ventrals. 
Total length 433 millim.; tail 132 (Cope). 
West Indies (St. Thomas, St. John). 
a Ye. (V. 128; C83). St. Thomas. H.M.S. ‘ Challenger.’ 
75. LIOPHIS. 
Liophis, part., Wagl. Syst. Amph. p. 187 (1830) ; Dum. § Bibr. Erp. 
Gén, vii. p. 697 (1854) ; Giinth. Cat. Col. Sn. p. 42 (1858) ; Jan, 
Arch. Zool, Anat. Phys. ii. 1863, p. 287; Cope, Proc. Ac. Philad. 
1862, p. 76. 
Coronella, part., Schleg. Phys. Serp. ii. p. 50 (1837). 
Xenodon, part., Schleg. l.c. p. 80; Dum. § Bibr. t.c. p. 753; Giinth. 
l. c. p. 53. 
Herpetodryas, part., Schleg. 1. ce. p. 173. 
_ Dromicus, part., Bibr. in R. de la Sagra, Hist. Cuba, Erp. p. 221 
(1848); Dum. §& Libr. vii. p. 646; Giinth.l. ec. p. 126; Cope, Proc. 
Ae, Philad. 1862, p. 76; Jan, Elenco sist. Ofid. p. 66 (1863). 
Maxillary and mandible of Liophis pecilogyrus. 
Maxillary teeth 14 to 24, followed, after a considerable interspace, 
