Diagnosis. A species of the genus Oligodon cyclurus-group, characterized by (1) very long, deeply
forked hemipenes, reaching to at least 28th SC, thin, smooth and not spinose throughout; (2) a long and thick
tail in males with a ratio Tal/TL > 0.19; (3) 19–17(18)–15 dorsal scale rows; (4) reductions between 19 and 17
rows occurring between VEN 62 and 84 (x = 77.3); (5) 10–12 maxillary teeth, the last three strongly enlarged;
(6) anal plate single; (7) full complement of head scales, including a presubocular in all specimens; (8) 8
supralabials; (9) 2 anterior temporals; and (10) blotched dorsal pattern, with large blotches