| Main Ref. | Allen, G.R., M.V. Erdmann and N.I. Hidayat, 2018 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | |
| Cross section | compressed |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species is distinguished by the following characters: D XIV (rarely XIII),12-14 (usually XIV,14); A II,12-15 (usually 14-15); pectoral-fin rays 17-19 (rarely 19); tubed lateral-line scales 17-19 (usually 18); total gill rakers on first arch 18-20 (rarely 20); body depth 1.8-2.0 (mean 1.9) in SL; scales absent on preorbital and suborbital; lower margin of suborbital series with 4-12 serrae; color in life mainly dark brown, nearly black, with contrasting blue areas around mouth (including isthmus), below eye, and along margin of preopercle; iris of adult mostly dark gray with a narrow bronze ring around pupil (Ref. 118654). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | 17 - 19 |
| 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 | 12 - 14 |
| on upper limb | 6 - 7 |
| total | 18 - 20 |
| Vertebrae | |
| preanal | |
| total | 26 - 26 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 13 - 14 |
| Soft-rays total | 12 - 14 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | 2 - 2 |
| Soft-rays total | 12 - 15 |
| Pectoral | Attributes |
| Spines 0 | |
| Soft-rays 17 - 19 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |