| Main Ref. | Matallanas, J., 1999 |
| 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 | terminal |
| Type of scales | |
| Diagnosis |
Caudal fin rays 11; unslit hypural plate; mouth oblique and lower jaw slightly projecting; very large gill slit (46.9% HL), extending ventrally in front of 15-16 pectoral fin rays; pectoral fin deeply notched, with 4 rudimentary rays; internal teeth larger, with two small lateral shoulders; peritoneum light with small brown spots (Ref. 36325). |
| 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 | 9 - 9 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | |
| Soft-rays total | 48 - 48 |
| Adipose fin | absent |
| Attributes | more or less truncate |
| Fins number | |
| Spines total | |
| Soft-rays total | 43 - 43 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 23 - 23 | |
| Pelvics | Attributes suppressed/absent |
| Position absent | |
| Spines | |
| Soft-rays |