134 COLUBEID^. 



8. LiopMs melanotus. 



Coluber melanotus, Shnw, Zool. iii. p. 534 (1802). 



raiiinus, Men: Tent. p. lOG (1820). 



vittatus, Halloio. Proc. Ac. Philad. 1845, p. 242. 



Dromicus melanotus, Giinth. Cat. p. 133 (1858); Garm. Proc. Am. 



PhUos. Soc. xsiv. 1887, p. 282. 

 Liophis vittatus, Cojie, Proc. Ac. Philad. 1859, p. 297. 

 melanonotus, Cope, Pi-oc. Ac. Philad. 1860, p. 253. 



melanotus, Jan, Arch. Zool. Anat. Phys. ii. 1863, p. 298, and 



Icon. Gen. 18, pi. iii. fig. 4 (1866). 



Eye moderate ; snout short. Eostral nearly twice as broad as 

 deep, just visible from above ; internasals broader than long, shorter 

 than the prcefroutals ; frontal once and two thirds to twice as long 

 as broad, longer than its distance from the end of the suout, as long 

 as or a little shorter than the parietals : loreal deeper than long ; 

 one prse- and two postoculars ; temporals 1 + 2 ; eight upper labials, 

 fourth and fifth entering the eye ; four or five lower labials in 

 contact with the anterior chin-shields, which are as long as or a 

 little shorter than the posterior. Scales in 17 rows. Ventrals 

 obtusely angulate laterally, 144-157 ; anal divided : subcaudals 

 53-65. Length of tail 4^ to 5 times in the total length. Yel- 

 lowish ; vertebral region (4 or 5 scales wide) black, with a white 

 and black streak on each side ; the vertebral stripe narrower on the 

 nape, and sometimes broken up into spots ; the dorso-lateral streaks 

 usually broken up into spots on the nape ; head olive above, with 

 a black lateral streak passing through the eye ; upper lip and lower 

 parts uniform yellowish white. 



Total length 610 millim. ; tail 140. 



Colombia, Venezuela, Trinidad, Tobago, Grenada. 



a-d. S (V. 148, 151 ; C. Eosario de Cucuta, Mr. C. Webber [C.]. 



64, 61) & 2 (V. 151, Colombia. 



150: C. 65,65). 



e. 5 (V. 144 ; C. 58). Cartagena. Capt. Earth [P.]. 



/. d (V. 148; C.57). Sta. Marta. 



ff. Yg. (V. 144 ; C. 61). Colombia. 



'h. c? (V. 153 ; C. 53). Venezuela. Mr. Dyson [C.l. 



i. 2 (V. 145; C. 56). Tobago. W. J. A. Ludlam, 



Esq. [P.]. 



9. Liophis almadensis, 



Natrix almadensis, If^affl. in Spix, Serp. Bras. p. 30, pi. x. fig. 3 



(1824). 

 Liophis conirostris, Giinth. Cat. p. 46 (1858), and Zool. Pec. 1866, 



p. 126. 



almadensis, Cope, Proc. Ac. Philad. 1862, p. 78 ; Boettg. 



Zeitsckr. f. ges. Natiirw. Iviii. 1885, p. 228 ; Bouleng. Ann. ^- Mny. 

 N. H. (5) XV. 1885, p. 194, & xyiii. 1886, p. 432. 



Lygophis conirostris, Cope, Proc. Ac. Philad. 1862, p. 76. 



Liophis wagleri, part., Jan, Arch. Zool. Anat. Phys. ii. 1863, p. 297, 



and Icon. Gen. 18, pi. iii. tigs. 2 & 3 (1866). 

 ? Liophis verecuudus, Jan, Arch. Zool. Anat. Phys. ii. p. 300. 



