Main Ref. | Russell, B.C., 1990 |
Appearance refers to | Male; Female |
Bones in OsteoBase |
Specialized organs | no special organs |
Different appearance | males alike females |
Different colors | males alike females |
Remarks |
Striking features | none |
Body shape lateral | fusiform / normal |
Cross section | oval |
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 | ctenoid scales |
Diagnosis |
Scales on top of head not reaching to level of eyes. Snout, suborbital, interorbital, and temporal parts of head naked. Posterior margin of suborbital denticulate, a small spine in upper corner. 5 or 6 transverse rows of cheek scales. Preopercle serrate, opercle scaly. Lower limb of preopercle naked. Upper margin of opercle with a small, flat, rounded spine. Pectoral fins short, not reaching to level of anus. Pelvic fins long, reaching to level of anus. Color: Dark olive on top of head, back paler, ventral surface white. 2 blue stripes on snout, the first joining eyes through nostrils, the second across front of snout. 2 narrow blue lines below eye crossing suborbital. |
Ease of Identification |
Lateral Lines | 1 Interrupted: No |
Scales on lateral line | 40 - 45 |
Pored lateral line scales | |
Scales in lateral series | |
Scale rows above lateral line | 2.5 - 3 |
Scale rows below lateral line | 14 - 16 |
Scales around caudal peduncle | |
Barbels | 0 |
Gill clefts (sharks/rays only) | absent |
Gill rakers | |
on lower limb | |
on upper limb | |
total | 9 - 12 |
Vertebrae | |
preanal | |
total |
Attributes | no striking attributes |
Fins number | 1 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 10 - 10 |
Soft-rays total | 9 - 9 |
Adipose fin | absent |
Attributes | more or less truncate |
Fins number | 1 |
Spines total | 3 - 3 |
Soft-rays total | 7 - 7 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 15 - 19 | |
Pelvics | Attributes more or less normal |
Position thoracic behind origin of D1 | |
Spines 1 | |
Soft-rays 5 - 5 |