Main Ref. | Castro-Aguirre, J.L., H.S. Espinosa PĂ©rez and L. Huidobro Campos, 2006 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | other |
Cross section | |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | placoid scales |
Diagnosis |
This species has no thorns or enlarged denticles on the mean dorsal line. The dermal skin denticles has 3 keels extended posteriorly, its base about 4 times its length. The dorsal fins are similar in size, shape and area, their base about 1.75 times their height. Nasal lobes are simple, the anterior thin and longer; the medium lobe quadrangular and almost lacking lobes Body color gray, no ocelli, but with 2 very evident black spots on the anterior edge of pectoral fins; the rest of body is black with small scattered dark spots located irregularly. Both sides of the upper jaw has 10 triangular, erect, and non edge-serrated teeth, arranged in 2 functional series; lower jaw with 9-10 smooth triangular teeth; 5 frontal teeth are straight, the rest are slightly oblique and arranged in 2 functional series (Ref. 74686). |
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 | |
Soft-rays total | |
Adipose fin |
Attributes |
Fins number | |
Spines total | |
Soft-rays total |
Pectoral | Attributes |
Spines | |
Soft-rays | |
Pelvics | Attributes |
Position | |
Spines | |
Soft-rays |