| Main Ref. | Chernova, N.V. and M.S. Busby, 2001 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Anterior portion of dorsal fin comblike with tips of the first 5-7 dorsal fin rays free from membrane at their distal ends one-half to two-thirds length of ray in both males and females. Caudal fin 14-18 with 11 principal rays. Head depressed (depth 67% HL) and wide (wide 1.4 depth). Small mouth with cleft extending to vertical below nostril. Small eyes, 14.5% HL. Short gill slit, 1.7 time eye diameter; extending ventrally in front of pectoral fin ray 1 or 2. Widely-spaced chin pores. Body not humpbacked, with nearly horizontal dorsal profile. The dorsal and anal fins overlap caudal fin 1/6 to 1/5 of its length. Peritoneum pale (Ref. 40963). |
| 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 - 40 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 33 - 35 |
| Adipose fin |
| Attributes | more or less truncate; more or less normal |
| Fins number | |
| Spines total | |
| Soft-rays total | 26 - 28 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 30 - 32 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |