| Main Ref. | McCosker, J.E. and J.E. Randall, 2001 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | eel-like |
| Cross section | circular |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | terminal |
| Type of scales | |
| Diagnosis |
With tail 45-48% and head 13-16% of TL; dorsal fin arising well behind pectoral tips; pectoral fins fan-shaped, not elongate; snout short, about 3.4 in jaw; jaws elongate, about 2.3-3 in head; nostrils in short tubes in upper lip and closely associated; cirri of labial fringe unbranched, short and stubby; flesh above and behind eye laterally elevated as a ridge; dorsal head profile depressed and constricted behind eyes, the flesh forming a lateral eave behind dorsal margin of eye; head pores and lateral-line pores apparent; free sensory neuromasts visible as rows of white spots on nape; teeth conical; coloration in life variable; fins pale except dorsal notably dark basally with a pale margin; lateral-line pores in distinct dark spots; numerous dark spots above lateral line on body (Ref. 42180). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | 62 - 67 |
| total | 128 - 134 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin | absent |
| Attributes | pointed |
| Fins number | |
| Spines total | |
| Soft-rays total |
| Pectoral | Attributes other (see remarks) |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |