-
very elongate; tail <1/3 TL
tiny eyeD very short: head & front body
pinkgroove under snout
front nostril tubular -
dark above, grades to pale belowLL pores no pale spotspectoral width 36-86% gill opening length
-
strongly bicolored: dark over lightLL pores not in pale spotspectoral = minute, triangular flap with filament, base 17-33% gill opening
-
dark above, abruptly pale belowLL pores: dark at front, in pale spots at rearpectoral base 36-37% gill opening
-
dark above fading to pale belowpale spots above LL porespectoral fin width 17-35% gill opening
-
no groove under snoutD origin on head, lowtail slightly < 1/2 TLnostrils: front = hole, rear in mouth
teeth stoutno pectorals
gill openings under throat -
very elongate
no groove under overhanging snoutD origin on head, before gill openingD & A reach near tail tip
no Cteeth between top jaws inconspicuous
front nostril tubular, rear inside mouthgill openings vertical, wide apart below
no pectorals -
v elongate
front nostril - short tubetail < 1/2TL, tip fleshy, bluntno pectorals
gill opening low -
v elongate, body depth 0.8-1% TL
front nostril nontubular, in grooveLL pores 186-189
tail < 1/2 TL, tip fleshy, bluntfront roof mouth - teeth 1 rowno pectorals
gill opening low -
v elongate, body depth 1.1-1.2% TL
front nostril nontubular, in grooveLL pores 161-166
tail < 1/2 TL, tip fleshy, bluntfront roof mouth - 1 row teethno pectorals
gill opening low -
v elongate
front nostril non-tubular, in groovedark above, pale belowtail < 1/2 TL, tip fleshy, bluntfront roof mouth - 2 rows teethno pectorals
gill opening low -
snout very pointed
front nostril = holeD (only fin) high, origin on head
brown + pale blotches, D whitetail < 1/2 TL
tip = hard, finlessgill openings underneath