Main Ref. | Watson, R.E., 1991 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | fusiform / normal |
Cross section | circular |
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 |
Predorsal midline, usually patchy, seldom naked or fully scaled; scales in horizontal series 48-52, usually 49-50, breast almost always naked; belly anteriorly with large naked patch next to pelvic base; pectoral base naked; opercle almost always naked; cheek naked; caudal peduncle length 13-16% of SL, usually 14-15%; large spot or spots on caudal peduncle of both sexes (Ref. 34009). |
Ease of Identification |
Lateral Lines | Interrupted: No |
Scales on lateral line | |
Pored lateral line scales | |
Scales in lateral series | 48 - 52 |
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 |
Attributes | |
Fins number | 2 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 7 - 7 |
Soft-rays total | 11 - 11 |
Adipose fin |
Attributes |
Fins number | |
Spines total | 1 - 1 |
Soft-rays total | 11 - 11 |
Pectoral | Attributes |
Spines | |
Soft-rays 14 - 16 | |
Pelvics | Attributes |
Position thoracic before origin of D1 | |
Spines | |
Soft-rays |