Main Ref. | Bigorne, R., 1990 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | different shape of head (f,m) |
Different appearance | always different morphology between mature adults |
Different colors | males alike females |
Remarks |
Striking features | striking type of mouth |
Body shape lateral | fusiform / normal |
Cross section | compressed |
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 | cycloid scales |
Diagnosis |
Dorsal fin 2.4-3.4x length of anal; dorsal origin well before pectorals; 10-15 scales on caudal peduncle; body height 4.1-6.1x SL; caudal peduncle 2.5-4.1x long than high. |
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 | 0 |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | |
on upper limb | |
total | |
Vertebrae | |
preanal | |
total |
Attributes | extending over most of the back length |
Fins number | 1 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 0 - 0 |
Soft-rays total | 60 - 74 |
Adipose fin | absent |
Attributes | forked; more or less normal |
Fins number | 1 |
Spines total | 0 - 0 |
Soft-rays total | 21 - 29 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays | |
Pelvics | Attributes more or less normal |
Position thoracic beneath origin of D1 | |
Spines 0 | |
Soft-rays |