Main Ref. | Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins, 1999 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | eel-like |
Cross section | |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | |
Diagnosis |
Head naked; scales on body in basketweave pattern; precaudal vertebrae 18-19; swim bladder in males with posterior opening; body and head with numerous dark spots and blotches (Ref. 34024). Branchiostegal rays: 7 (Ref. 36413). Pelvic fin consists of one ray with two branches of unequal length (Ref. 36413). |
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 | 7 - 9 |
on upper limb | 1 - 4 |
total | 9 - 12 |
Vertebrae | |
preanal | |
total | 86 - 91 |
Attributes | |
Fins number | 1 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 0 - 0 |
Soft-rays total | 187 - 229 |
Adipose fin | absent |
Attributes |
Fins number | 1 |
Spines total | 0 - 0 |
Soft-rays total | 150 - 181 |
Pectoral | Attributes |
Spines 0 | |
Soft-rays 22 - 26 | |
Pelvics | Attributes |
Position | |
Spines 0 | |
Soft-rays 2 - 2 |