| Main Ref. | Jang-Liaw, N.-H. and I-S. Chen, 2013 |
| 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 | sub-terminal/inferior |
| Type of scales | |
| Diagnosis |
Distinguished from other congeners by the following unique combination of characters: last simple ray of dorsal fin flexible and unserrated; squamation: lateral-line scales always 41-44 (modally 42) and predorsal scales 12-14 (modally 12); maxillary barbels 9.7-12.4 % (mean 11.2 %) in head length; rostral cap with thick upper lip and lower part of upper lip exposed; and coloration of young individuals (<75 mm SL) with random grayish-black spots near lateral-line scales (Ref. 92993). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 41 - 44 |
| Pored lateral line scales | 41 - 44 |
| Scales in lateral series | |
| Scale rows above lateral line | 5 - 6 |
| Scale rows below lateral line | |
| Scales around caudal peduncle | 14 - 16 |
| Barbels | 4 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 10 - 10 |
| Adipose fin | absent |
| Attributes | forked |
| Fins number | |
| Spines total | |
| Soft-rays total | 8 - 8 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 13 - 14 | |
| Pelvics | Attributes more or less normal |
| Position abdominal behind origin of D1 | |
| Spines | |
| Soft-rays 9 - 10 |