296 COLUBRID. 
3. Tropidodipsas fischeri. 
Virginia fasciata, Fischer, Jahrb. Hamb. Wiss. Anst. ii. 1885, p. 95. 
Elapoides fasciatus, Cope, Bull. U.S. Nat. Mus. no. 32, 1887, p. 85. 
Tropidoclonium annulatum, Bocourt, Le Natwr. 1892, p. 132, and 
Miss. Se. Mex., Rept. p. 738, pl. liv. fig. 3 (1898). 
Geophis fasciata, Giinth. Biol. C.-Amer., Rept. p. 98, pl. xxxiv. 
fig. A (1893). 
Eye moderate. Rostral a little broader than deep, just visible 
from above; internasals two fifths the length of the prefrontals ; 
frontal as long as or a little longer than broad, as long as its 
distance from the end of the snout, shorter than the parietals ; 
loreal once and two thirds or twice as long as deep, entering the 
eye, with a preocular above it; two postoculars; temporals 1+42; 
six upper labials, third and fourth entering the eye, fifth largest ; 
four lower labials in contact with the anterior chin-shields, which 
are twice as long as the posterior. Scales in 17 rows, dorsals feebly 
keeled. Ventrals 174-196; anal entire; subcaudals 51-59. 
Brownish grey above, with numerous black cross bars, which 
expand into rhomboidal blotches on the back, and descend as 
narrow bars to the sides of the belly, some of the anterior forming 
more or less complete annuli; head black above, lips white ; lower 
parts white, with a few black spots on the belly and numerous 
ones under the tail. 
Total length 540 millim. ; tail 110. 
Guatemala. 
a. do (V. 180; C. 57). Guatemala. Stuttgart Mus. [E.]. 
(One of the types.) 
4. Tropidodipsas sartorii. 
Tropidodipsas fasciata, part., Giinth. Cat. p. 181 (1858). 
sartorii, Cope, Proc. Ac. Philad. 18638, p. 100. 
Leptognathus dumerilii, Jan, Elenco, p. 101 (18638), and Icon. Gén. 37, 
pl. v. fig. 2 (1870). 
sartorii, Cope, Proc. Ac. Philad. 1868, pp. 109 & 137. 
Geophis annulatus, Peters, Mon. Berl. Ac. 1870, p. 648, pl. i. f. 2; 
F. Miill. Verh. nat. Ges. Basel, vi. 1878, p. 409. 
Galedon annularis, Jan, Icon. Gén. 36, pl. v. fig. 1 (1870). 
Leptognathus sexscutatus, Bocourt, Bull. Soc. Philom. (7) viii. 1884, 
. 137. 
ee leucostomus, Bocourt, l. ¢. p. 188. 
(Tropidodipsas) bernouillii, F. Mill. Verh. nat. Ges. Basel, viii. 
1887, p. 272, pl. i. fig. 3. 
(Tropidodipsas) cuculliceps, F. Miill. l. c. p. 278, pl. i. fig. 4. 
Eye moderate. Rostral a little broader than deep, just visible 
from above; internasals half the length of the prafrontuls ; frontal a 
little broader than long, a little shorter than its distance from the 
end of the snout, much shorter than the parietals ; loreal short and 
separated from the eye by the przoculars, or fused with the lower 
preocular ; two postoculars ; temporals 1+ 2; seven or eight upper 
labials (exceptionally six), fourth and fifth or fifth and sixth entering 
the eye, sixth largest ; five lower labials in contact with the anterior 
chin-shields, which are twice as long as the posterior., Scales in 17 
rows, dorsals fecbly keeled, Ventrals 170-190; anal entire; sub- 
