Presence of a midlateral row of dark blotches along flank. Ventral adipose crest on caudal peduncle absent or less developed than dorsal one. Row of small spots directly below midlateral blotches usually absent (if present, most prominent between pelvic and anal bases). Dorsal origin in front of pelvic origin. Distance between the two dark spots at caudal base much less than their diameter. Interspaces between midlateral blotches with very few or no dark pigments, narrow whitish saddle behind head with dark spots.