| Main Ref. | Stein, D.L., C.E. Bond and D. Misitano, 2003 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
A small (less than 70 mm SL) species; caudal fin rays 11-12, pyloric caeca 18-31; body slender, maximum depth 14.6-24.1% SL; disk length 53.7-70.8% HL; skin lax and wrinkled, relatively thin, fragile; prickles present in both sexes at least during spawning; males with elongate, thickened, deeply incised anterior dorsal fin rays (Ref. 50520). |
| 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 | |
| total | 37 - 38 |
| Attributes | extending over most of the back length |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | 32 - 33 |
| Adipose fin | absent |
| Attributes |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 23 - 26 |
| Pectoral | Attributes |
| Spines 0 | |
| Soft-rays 30 - 33 | |
| Pelvics | Attributes part of sucker-disc |
| Position | |
| Spines | |
| Soft-rays |