| Main Ref. | Luo, T., M.-L. Mao, C.-T. Lan, L.-X. Song, X.-R. Zhao, J. Yu, X.-L. Wang, N. Xiao, J.-J. Zhou and J. Zhou, 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 from its congeners by the following set of characters: body naked, scales absent, skin pigmentation absent; eyes reduced, diameter 2% of head length (HL), interorbital width 27-37% of HL; dorsal fin distal margin emarginated; pelvic-fin tip reaching to anus; tip of pectoral fin not reaching to pelvic fin origin; anterior and posterior nostrils closely set, with the anterior nostril elongated to a barbel-like tip; tip of outrostral barbel extending backward, not reaching to anterior margin of the eye; lateral line complete; dorsal-fin rays iv-9, pectoral-fin rays i-10, pelvic-fin rays ii-8, anal-fin rays iii-5, 16 branched caudal-fin rays; and total vertebrae 39 (Ref. 137681). |
| 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 | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total | 39 - 39 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 9 - 9 |
| Adipose fin | absent |
| Attributes |
| Fins number | 1 |
| Spines total | |
| Soft-rays total | 5 - 5 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 10 - 10 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays 8 - 8 |