| Main Ref. | Ho, H.-C., D.G. Smith and K.A. Tighe, 2015 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | eel-like |
| Cross section | circular |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species is distinguished by the following characters: with pectoral fin; dorsal-fin origin slightly in front of level of pectoral-fin base; anus is well behind tip of pectoral fin; very short trunk; 2 intermaxillary teeth; 4 compound teeth on vomer; single row of 7-10 large compound teeth on lower jaw; head pores: IO 4, SO 3, M 6, POP 0, AD 1, F 0, ST 0; lateral-line pores: predorsal 4-5, prepectoral 5-7, preanal 9-12, total 40-48, he last to about half of total length; vertebrae: predorsal 9-10, preanal 13-17, total 137-139; MVF 9-15-138; colour of body uniformly brownish, with the lower part of posterior one-eighth of body darker, with black base and margin on rear part of anal fin and lower part of caudal fin (Ref. 106136). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | 40 - 45 |
| 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 | 137 - 139 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | |
| Soft-rays total |
| Pectoral | Attributes |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |