Main Ref. | Calegari, B.B., W.G. Morlis and R.E. Reis, 2017 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks | Males have a small, conical urogenital papilla immediately posterior to the anal opening, a fleshy flap along the dorsal margin of the first pelvic-fin ray, longer first unbranched pelvic-fin ray (18.8-20.0 vs. 15.2-17.0% SL in females), markedly wider nares than females (13.1-13.3 vs. 7.5-9.4% HL in females), and smaller internareal width (8.1-8.4 vs. 9.2-10.7% HL in females). |
Striking features | |
Body shape lateral | elongated |
Cross section | |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | bony plates or armour |
Diagnosis | |
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 | 28 - 28 |
Attributes | |
Fins number | 1 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 2 - 2 |
Soft-rays total | 7 - 7 |
Adipose fin | absent |
Attributes | forked |
Fins number | |
Spines total | |
Soft-rays total | 6 - 6 |
Pectoral | Attributes |
Spines 1 | |
Soft-rays 6 - 6 | |
Pelvics | Attributes |
Position abdominal before origin of D1 | |
Spines | |
Soft-rays 6 - 6 |