| Main Ref. | Costa, W.J.E.M., 2001 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | fusiform / normal |
| Cross section | compressed |
| Dorsal head profile | more or less straight |
| Type of eyes | more or less normal |
| Type of mouth/snout | more or less normal |
| Position of mouth | |
| Type of scales | cycloid scales |
| Diagnosis |
Second pharyngobranchial elongated. Convex dorsal profile above pectoral-fin base not pronounced. Larger males (>9 cm SL) with deeper body (35.5 - 36.8 % SL). Pelvic fin longer with tip reaching base of 4th anal fin rays. Dorsal-fin rays 17-19 in males, 17 in females; anal-fin rays 20-22 in males, 19-21 in females; caudal fin rays 30. Caudal and pectoral fin rounded. Snout gently pointed with lower jaw slightly elongated. Supraorbital neuromasts 31-42 (Ref. 40938). |
| 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 | 10 - 10 |
| on upper limb | 3 - 3 |
| total | 13 - 13 |
| Vertebrae | |
| preanal | |
| total | 35 - 36 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 17 - 19 |
| Adipose fin |
| Attributes | more or less truncate; more or less normal |
| Fins number | |
| Spines total | |
| Soft-rays total | 19 - 22 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 13 - 14 | |
| Pelvics | Attributes more or less normal |
| Position thoracic before origin of D1 | |
| Spines | |
| Soft-rays 6 - 6 |