-
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 elongateD origin on headtail <1/2 TL, tip fleshy, bluntgroove under snout
teeth protrude between top jawsno pectorals
gill opening low -
elongate (depth 3% TL)
tail 60% TL, tip hard & finless
eye over mid-mouthD origin well behind pectoralsLL strongly arched on headmouth terminal
teeth minute, conical, top jaw - 4 rowspectorals large, narrow base -
elongate (depth 3.3% TL); tail 56% TL, tip blunt
eyes near snout tipD origin well behind pectoralssnout: short, depressed, club-shaped, overhanging
mouth long
jaw teeth: 2 rows, outer row = fangs; vomer 2 rows small teethpectorals large, narrow base -
elongate (depth ~3.3% TL); tail 54% TL, tip blunt
eye near snout tip, protrudes aboveD origin well behind pectoralssnout long, straight, overhanging, tip curved down
mouth long
teeth long, conical, 3 rows above, 2 rows below, vomer 1 row largepectorals large, narrow base -
body depth 2.2% TL; tail 63% TL
front nostril tubular; eye small
snout conical, overhanging, not groovedD origin mid-bodytail tip flexible; C visible, joins D&Arear nostril before eye, in top lip, with flap
teeth small, conical, single rowspectoral minute, visible -
very elongate; tail <1/3 TL
tiny eyeD very short: head & front bodygroove under snout
front nostril tubular