Règne :
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Animalia
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Embranchement :
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Chordata
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Classe :
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Elasmobranchii
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Ordre :
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Rajiformes
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Famille :
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Rajidae
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Genre :
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Raja
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Espèce :
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maderensis
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Nom Français : |
Raie de Madère
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Nom Vernaculaire : |
Madeiran ray
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Description :
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upper surface at all sizes wholly prickly (dense, coarse spinules), underside almost entirely prickly (partly in young). Orbital thorns separate; a regular row of 21-25 large thorns from nape to first dorsal fin, 2-3 thorns between dorsal fins and thorns on lower edges of tail. Colour: upper surface dark brown with a constant pattern of irregular light spots forming broad undulating transverse bands with narrower unspotted bands between; underside predominantly white, but grey on snout and broad dark margin to disc from behind midpoint of anterior margin; also blackish at tip of tail, at axils of pectoral fins and on tips of the front lobes of pelvic fins, as well as a large dark circular spot at middle of shoulder girdle and on tip of snout. Size: to 70-80 cm TL.
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Auteurs & dates :
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Raja maderensis Lowe, 1838
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Recherche des images :
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Photo
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