| Ref. principal | Smith-Vaniz, W.F., 1999 |
| Aparência se refere a | macho; fêmea |
| Bones in OsteoBase |
| órgãos especializados | |
| Aparência diferente | |
| Cores diferentes | different colors during breeding season only |
| Notas | Courtship sometimes observed (usually at dusk) with pairs swimming together, the male assuming black color (Ref. 90102). |
| Características determinantes | |
| Forma lateral do corpo (shape guide) | fusiform / normal |
| Seção transversal | compressed |
| Perfil dorsal da cabeça | more or less straight |
| Tipo de olhos | eyes with fixed fatty (adipose) tissue/eyelids |
| Tipo de boca/focinho | more or less normal |
| Posição da boca | terminal |
| Type of scales | cycloid scales |
| Diagnose |
This species is distinguished by the following characters: dorsal profile moderately convex anteriorly; adipose eyelid well developed, moderate anteriorly, posterior eyelid extends onto eye to rear border of pupil; gill rakers (including rudiments) 6-8 + 15-19 = 21-25; straight part of lateral line with 0-3 anterior scales followed by 27-36 strong, dark scutes; breast completely scaly; vertebrae 10+15; upper jaw with outer row of strong canines widely spaced in adults, and an inner band of small villiform teeth, widest at symphysis; on lower limb of first gill arch jaw with a single row of strong conical teeth widely spaced in adults. Colour in life with adults' head and body silvery olive to iridescent blue-green above, silvery olive to whitish below; small blackish spot, much smaller than pupil diameter, at upper angle of opercle (this spot evident on specimens of about 14 cm fork length); second dorsal fin olive to blackish, the lobe with a white tip (white tip becomes more obvious with increasing size) (Ref. 9894). Description: Anal and caudal fins yellowish to black; body oblong and compressed; ventral profile slightly convex; pectoral fins falcate; anal fin with 2 detached spines (Ref. 2334, 90102). |
| Facilidade de Identificação |
| Linhas laterais | 1 Interrompido(a): No |
| Escamas na linha lateral | 0 - 3 |
| Escamas da linha lateral com poros | |
| Escamas em séries laterais | |
| Fileiras de escamas acima da linha lateral | |
| Fileiras de escamas abaixo da linha lateral | |
| Escamas em torno do pedúnculo caudal | |
| Barbilhões | 0 |
| Aberturas branquiais (tubarões/raias apenas) | |
| Rastros branquiais | |
| no membro inferior | 15 - 19 |
| no membro superior | 6 - 8 |
| total | 21 - 27 |
| Vértebras | |
| Pré-anal | 10 - 10 |
| total | 25 - 25 |
| Atributos | no striking attributes |
| Número de nadadeiras | 2 |
| Nro. de pínulas | Dorsal |
| Ventral | |
| Total de espinhos | 9 - 9 |
| Total de raios | 19 - 22 |
| Nadadeira adiposa | absent |
| Atributos | forked; more or less normal |
| Número de nadadeiras | 2 |
| Total de espinhos | 3 - 3 |
| Total de raios | 14 - 17 |
| Peitoral | Atributos more or less normal |
| espinhos | |
| raios | |
| Pélvicas | Atributos more or less normal |
| Posição thoracic before origin of D1 | |
| espinhos | |
| raios |