| Main Ref. | Larson, H.K., M.F. Geiger, R.K. Hadiaty and F. Herder, 2014 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks | Male with genital papilla elongate, slightly rounded basally, becoming more flattened toward narrowly blunt tip (vs. papilla rounded, slender and bulbous in female). |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | terminal |
| Type of scales | cycloid and ctenoid scales |
| Diagnosis |
Distinguished by following characters: second dorsal fin with I,7-8 rays, usually I,8; pectoral fin with 15-16 rays, usually 15; 31-35 longitudinal scales; 9-12 transverse scales backward; 12-14 scales around caudal peduncle; 17-21 small predorsal scales, reaching to slightly anterior of rear preopercular margin; ctenoid scales on sides of body extending forward in wedge to behind pectoral fin; sensory papillae on head in distinct transverse pattern; side of the body with numerous short papilla rows; gill opening oblique, shoulder girdle smooth; first spine of dorsal fin longest in males, second spine longest in females, no spines elongate; and head, body and fin rays plain dark brown to blackish (Ref. 97638). |
| 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 | 12 - 12 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total | 27 - 27 |
| Attributes | |
| Fins number | 2 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 7 - 7 |
| Soft-rays total | 7 - 8 |
| Adipose fin | absent |
| Attributes | more or less truncate |
| Fins number | |
| Spines total | 1 - 1 |
| Soft-rays total | 7 - 8 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 15 - 15 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |