Main Ref. | Gibbs, R.H. Jr., T.A. Clarke and J.R. Gomon, 1983 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | elongated |
Cross section | |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | |
Diagnosis |
Two contiguous terminal bulbs. Barbel 49-57% SL. Terminal filament short, without branches, 2-5% SL. Distal bulb 0.8-1.3 times length of proximal bulb. Axis of stem unpigmented in the small specimens pigmented in proximal 2/3 in the large one. Patchy external pigment in the distal 1/3 of the large specimen. Axis of filament unpigmented. External chevron-shaped or roundish striated areas on stem unpigmented. Middorsal paired spots between occiput and dorsal-fin origin 7 or 8 (Ref. 11333). |
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 | 67 - 67 |
Attributes | |
Fins number | |
Finlets No. | Dorsal |
Ventral | |
Spines total | |
Soft-rays total | 22 - 22 |
Adipose fin |
Attributes |
Fins number | |
Spines total | |
Soft-rays total | 36 - 36 |
Pectoral | Attributes |
Spines | |
Soft-rays 3 - 3 | |
Pelvics | Attributes |
Position | |
Spines | |
Soft-rays 4 - 4 |