Règne :
|
Animalia
|
Embranchement :
|
Chordata
|
Classe :
|
Elasmobranchii
|
Ordre :
|
Rajiformes
|
Famille :
|
Rajidae
|
Genre :
|
Leucoraja
|
Espèce :
|
fullonica
|
Nom Français : |
Raie-chardon
|
Nom Vernaculaire : |
Shagreen ray
|
Description :
|
snout pronounced, rather pointed. Upper surface entirely spinulose. About 8 thorns usually in a complete row around inner margin of eye, those in middle sometimes reduced in large adults; generally a longitudinal row of 3-9 nuchal thorns; small thorns on scapular (shoulder) area and a median row of thorns on body and tail present only in young; generally a row of about 50 thorns on each side of midline, from shoulder to first dorsal fin in young, but reduced on body in larger specimens, no thorns between the close-set dorsal fins; underside prickly on large areas (except hind two-thirds of pectoral fins). Colour: upper surface plain ashygrey; underside white. Size: to about 100 cm TL.
|
Auteurs & dates :
|
Leucoraja fullonica (Linnaeus, 1758)
|
Recherche des images :
|
|
|
Photo
|