Main Ref. | Azpelicueta, M.M., A.E. Almirón, J.R. Casciotta and S. Koerber, 2007 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | elongated |
Cross section | |
Dorsal head profile | clearly convex |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | |
Diagnosis |
Presence of 20-22 lateral plates; 5 branched anal-fin rays. Absence of pad on snout tip. Blunt and deep snout, snout 45.5-50.9% in HL; eye 13.4-17.1% in HL. Absence of predorsal unpaired plates. Vent completely covered by two rows of large lateral platelets and one median series with irregular plates (Ref. 72404). |
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 |
Attributes | |
Fins number | |
Finlets No. | Dorsal |
Ventral | |
Spines total | 1 - 1 |
Soft-rays total | 7 - 7 |
Adipose fin | absent |
Attributes |
Fins number | |
Spines total | |
Soft-rays total |
Pectoral | Attributes |
Spines 1 | |
Soft-rays 6 - 6 | |
Pelvics | Attributes |
Position before origin of D1 | |
Spines | |
Soft-rays 6 - 6 |