Main Ref. | Cohen, D.M., 1984 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | no special organs |
Different appearance | males alike females |
Different colors | males alike females |
Remarks |
Striking features | striking eyes |
Body shape lateral | elongated |
Cross section | |
Dorsal head profile | clearly convex |
Type of eyes | more or less normal |
Type of mouth/snout | more or less normal |
Position of mouth | terminal |
Type of scales | |
Diagnosis |
More than two eyes; anal fin base longer than caudal peduncle; swim bladder absent; branchiostegal rays, two on each side; pectoral fins originating close to ventral surface of the body. Head and body black when fresh; scale pocket markings jet black (Ref. 13608). Branchiostegal rays: 2 (Ref. 35604). Also Ref. 41299. |
Ease of Identification |
Lateral Lines | 1 Interrupted: No |
Scales on lateral line | 50 - 52 |
Pored lateral line scales | |
Scales in lateral series | |
Scale rows above lateral line | 2 - 2 |
Scale rows below lateral line | 2 - 2 |
Scales around caudal peduncle | |
Barbels | 0 |
Gill clefts (sharks/rays only) | absent |
Gill rakers | |
on lower limb | 16 - 18 |
on upper limb | 5 - 9 |
total | 21 - 27 |
Vertebrae | |
preanal | |
total | 48 - 54 |
Attributes | other |
Fins number | 1 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 0 - 0 |
Soft-rays total | 9 - 12 |
Adipose fin | present |
Attributes | forked; more or less normal |
Fins number | 1 |
Spines total | 0 - 0 |
Soft-rays total | 18 - 23 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 9 - 12 | |
Pelvics | Attributes more or less normal |
Position abdominal behind origin of D1 | |
Spines 0 | |
Soft-rays 9 - 11 |