Main Ref. | Costa, W.J.E.M. and J. Géry, 1994 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | |
Cross section | |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | |
Diagnosis |
This species is differentiated from its congeners in having the following characters: elongated dorsal fins in males; caudal spot diamond-shaped; humeral spot vertically elongated; maxillary teeth hexacuspidate; anal fin rays 22-23; lateral line scales 30-31 (Ref. 72430). Description: Dorsal fin rays ii,8,I; anal fin rays 22-23 (iii-iv, 19-20); pectoral fin rays I,9; pelvic fin rays I,6-7. Color in life dark gray caudal spot, faintly reaching tip of median caudal fin, anteriorly as a pale stripe continuous with the faint humeral spot; body sides and head golden, mandibular region orange, nostrils red, iris red above, bright metallic blue below; dorsal fin pale crimson with a dark gray line on anterior edge; adipose, pectoral, pelvic, and anal fins orange, a dark gray line on distal margin of anal and another similar line on anterior margin of pelvic; caudal fin yellow, with a bright yellow spot on the base of each lobe (Ref. 72430). |
Ease of Identification |
Lateral Lines | Interrupted: No |
Scales on lateral line | 30 - 31 |
Pored lateral line scales | 7 - 7 |
Scales in lateral series | |
Scale rows above lateral line | 6 - 7 |
Scale rows below lateral line | 4 - 4 |
Scales around caudal peduncle | |
Barbels | |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | |
on upper limb | |
total | 18 - 20 |
Vertebrae | |
preanal | |
total | 34 - 35 |
Attributes | |
Fins number | |
Finlets No. | Dorsal |
Ventral | |
Spines total | |
Soft-rays total | 19 - 20 |
Adipose fin | present |
Attributes | forked |
Fins number | |
Spines total | |
Soft-rays total | 22 - 23 |
Pectoral | Attributes |
Spines | |
Soft-rays 9 - 9 | |
Pelvics | Attributes |
Position | |
Spines | |
Soft-rays 6 - 7 |