Ref. principal | Paugy, D. and S.A. Schaefer, 2007 |
Aparência refere-se a | |
Bones in OsteoBase |
órgãos especializados | no special organs |
aparência diferente | always different morphology between mature adults |
cores diferentes | |
Notas | Males tend to have elongate, filamentous dorsal and anal fins (Ref. 80290). |
Características determinantes | none |
Forma lateral do corpo | fusiform / normal |
Secção transversal | |
Perfil dorsal da cabeça | more or less straight |
Tipo de olhos | more or less normal |
Tipo de boca/focinho | more or less normal |
Posição da boca | terminal |
Type of scales | |
Diagnose |
Diagnosis: 10-12 gill rakers on lower limb of first arch; flanks with dark lateral pigment band continuous from opercle through caudal fin base and extending onto median caudal fin rays; dorsal and ventral caudal fin lobes with pigment stripe arranged more or less vertically across posterior third of fin (Ref. 80290). Description: body relatively robust, body depth 35-40% of SL and head length 25-28% of SL; mouth terminal to slightly superior, lower jaw prominent, its depth about 1.5x that of upper jaw; premaxilla with 2 teeth in outer row each bearing 3-5 cusps, 4 teeth in inner row each bearing 5-7 cusps; dentary with 4 teeth in outer row each bearing 5-7 cusps, a monocuspid inner dentary tooth present posterior to outer row teeth; lateral line canal complete, 32-35 tubes, ultimate canal-bearing scale contacting caudal fin rays by 1-2 non-canal-bearing scales; anal fin with 3 unbranched and 20-23 branched rays (Ref. 80290). Coloration: flanks silvery, with broad dark lateral pigment band more or less continuous from eye to caudal fin base, extending onto median caudal fin rays; dorsal and ventral caudal fin lobes with pigment stripe arranged more or less vertically across posterior third of fin; fins dusky, posterior third of dorsal fin and ventral margin of anal fin pigmented (Ref. 80290). |
Facilidade de identificação |
Linhas laterais | 1 interrompido: No |
Escamas na linha lateral | 28 - 33 |
Escamas da linha lateral com poros | |
Escamas em séries laterais | |
Fileiras de escamas acima da linha lateral | 6.5 - 6.5 |
Fileiras de escamas abaixo da linha lateral | |
Escamas em torno do pedúnculo caudal | |
Barbilhões | 0 |
Fissuras branquiais (tubarões/raias apenas) | |
Raios branquiais | |
no membro inferior | 10 - 12 |
no membro superior | |
total | |
Vértebras | |
Pré-anal | |
total |
Atributos | no striking attributes |
Número de barbatanas | 1 |
No. de pínulas | Dorsal |
Ventral | |
Total de espinhos | |
Total de raios moles | |
Barbatana adiposa | present |
Atributos | forked; more or less normal |
Número de barbatanas | 1 |
Total de espinhos | 0 - 0 |
Total de raios moles | 23 - 26 |
Peitoral | Atributos more or less normal |
espinhos | |
Raios moles | |
Pélvica | Atributos more or less normal |
posição abdominal behind origin of D1 | |
espinhos | |
Raios moles |