| Main Ref. | Cao, L., W.D. Nyingi, H.L. Bart Jr and E. Zhang, 2023 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | oval |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species is distinguished by the following set of characters: well- developed mental adhesive disc present; scaleless region of the abdomen adjacent to the ventral midline extending midway to pelvic- fin insertions; very tiny or papilla- like maxillary barbels predorsal scales 8-15; thick caudal peduncle depth 0.9-1.3, mean 1.1 in its length; interorbital space width 40.1– 48.6, average 44.8, % of HL; mental adhesive disc not extending to the vertical through the posterior margin of eye; densely papillated; no W- shaped black mark along lateral and subdistal margins of the caudal fin; four scale rows below the lateral line (Ref. 137635). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 38 - 40 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 5 - 5 |
| Scale rows below lateral line | 3 - 4 |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total | 36 - 37 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 7 - 7 |
| Adipose fin | absent |
| Attributes |
| Fins number | 1 |
| Spines total | |
| Soft-rays total | 5 - 5 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 12 - 13 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays 7 - 7 |