AND REPTILES FROM COLOMBIA. 815 
tympanum : upper head-scales smooth or feebly striated ; scales of 
supraorbital semicircles in contact with each other in the middle 
or separated by one series of scales; supraocular scales small ; 
labials striated, five upper and four lower to below centre of eye; 
symphysial with a median cleft posteriorly. Gular scales much 
larger than ventrals, feebly striated: no gular denticulation or 
erest. Scales on body feebly unicarinate, dorsals a little larger 
than laterals and ventrals. Limbs moderately elongate, the 
scales feebly unicarinate. 12 to 15 femoral pores on each side. 
Tail very long and round, with rather strongly unicarinate scales. 
Reddish or purplish brown, posterior part of belly and anal region 
greenish ; A-shaped darker cross-bands may be present on the 
body ; a blackish horizontal line behind the eye and another, 
oblique, from below the centre of the eye; base of tail and base of 
thigh with a white streak. 
Mo taller et ligesaenersn teem a i: 360 mm. 
SE ICA\G aaocee Seas cach neee agen ere nao D3) |) 
Width of head ......... SR SOR eae. 
IB Od, Sea ceeeaecesien eu h yatta palsies One 
Roney limnily irae aun at verre Nar. 5s ON res 
IB Ghee lian) Oeea so ie One Aneel cts Seas 
ARs ees ney ease aerate aoe ean QO 
Two female specimens. 
6. IGUANA TUBERCULATA Laur. 
OPHIDIA. 
7. Boa mmeERATOR Daud. 
8. EPIcRATES CENCHRIS L, 
9. DRYMOBIUS BODDAERTII Sentz. 
10. Purynonax Pa@crLonotus Gthr. 
11. Spinores PuLLATUS L. 
12. SprmorEs MEGALOLEPIS Gthr. 
This rare snake is only known from N.W. Ecuador and 
S.W. Colombia, where specimens were obtained by Mr. Palmer. 
13. Cotuser corais L. 
14. LepropHis BREvioR, sp.n. (PI. II, figs. 1, 1a.) 
Rostral a little broader than deep, just visible from above ; 
internasals as long as broad, a little shorter than the preefrontals ; 
frontal once and three-fourths as long as broad, as long as its 
distance from the end of the snout, shorter than the parietals ; 
