| Main Ref. | Skelton, P.H., 2001 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | fusiform / normal |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | terminal |
| Type of scales | cycloid scales |
| Diagnosis |
Diagnosis: dorsal fin greater than twice length of anal fin; dorsal origin nearer tip of snout than caudal fin base; snout 3-3.2 times in head length; caudal peduncle more than 4 times in standard length (Ref. 52193). Description: dorsal fin long; snout elongated (Ref. 13337). Body moderately elongated and compressed; dorsal fin extended, origin in advance of pelvics; caudal forked with partially scaled, rounded lobes; head and forebody smoothly decurved; snout extended to about 1/3 of head, tapered; mouth terminal and relatively small; teeth bicuspid, 7—8 in upper jaw, 8—10 in lower; gill slits on sides only (Ref. 52193). Coloration: greyish brown above, lighter below often with yellowish tinge (Ref. 52193). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 80 - 90 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | 22 - 26 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | extending over most of the back length |
| Fins number | 1 |
| Finlets No. | Dorsal 0 |
| Ventral 0 | |
| Spines total | 0 |
| Soft-rays total | 62 - 68 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | 0 |
| Soft-rays total | 18 - 21 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |