| Main Ref. | Roberts, T.R., 1998 |
| 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 | |
| Type of scales | |
| Diagnosis |
Pelvic fins united medially for their entire length, except for a small notch distally. Pelvic fins widely separated to base in all other Pseudecheneis. Outer ray of pelvic fin with unculi in lamellae on both dorsal and ventral surfaces. Transverse lamellae in thoracic adhesive disc 14 (versus 9-12 in P. paviei, 8-13 in P. intermedius, 13-20 in P. sulcatoides, 14-20 in P. sulcatus, 14-21 in P. immaculatus, and 20 or 21 in P. tchangi). Vertebrae in caudal peduncle (entirely posterior to anal fin base) 10. |
| 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 | 35 - 35 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin |
| Attributes | forked; more or less normal |
| Fins number | |
| Spines total | |
| Soft-rays total |
| Pectoral | Attributes |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |