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Brief"Snout obtusely pointed and projecting, without dermal appendage, not quite twice as long as the eye. No loreal, internasals and prefrontals in contact with the labials; frontal longer than its distance from the end of the snout, as long as the parietals; one preocular, in contact with the frontal; one postocular; temporals 1+2 or 2 + 2; 8 (rarely 9) upper labials, fourth and fifth entering the eye; 4 lower labials in contact with the anterior chin-shields, which are as long as the posterior. Scales in 15 rows, those on sacral region keeled. Ventrals 138-140 ; anal divided; subcaudals 70-82. Bright green above; yellowish or pale green beneath, with a green lateral line."