| Main Ref. | Herre, A.W.C.T., 1924 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | none |
| Body shape lateral | elongated |
| Cross section | compressed |
| Dorsal head profile | more or less straight |
| Type of eyes | more or less normal |
| Type of mouth/snout | more or less normal |
| Position of mouth | terminal |
| Type of scales | ctenoid scales |
| Diagnosis |
Preserved color very dark dorsally, silver gray to brown on sides, pale below, whitish belly, yellowish glints under head and tail; tip of pointed snout black; fins hyaline. Upper lip strongly protractile. 10 scales from nape to dorsal. |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 25 - 25 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 4.5 - 4.5 |
| Scale rows below lateral line | 2 - 2.5 |
| Scales around caudal peduncle | 12 - 12 |
| Barbels | 0 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 3 - 3 |
| Soft-rays total | 8 - 8 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 5 - 5 |
| Pectoral | Attributes more or less normal |
| Spines 1 | |
| Soft-rays 14 - 14 | |
| Pelvics | Attributes more or less normal |
| Position beneath origin of D1 | |
| Spines 1 | |
| Soft-rays 8 - 8 |