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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hinobatidae
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Genre :
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Rhinobatos
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Espèce :
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cemiculus
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Nom Français : |
Poisson-guitare fouisseur
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Nom Vernaculaire : |
Blackchin guitarfish
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Description :
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eye diameter (maximum) 5.0-6.6 times in pre-orbital snout length, length of eye and spiracle combined 3.0-3.7 times. Rostral ridges narrowly separated, nearly joining in front. Anterior nasal lobe extending little if any; posterior nasal flap narrow. Spiracle with two well-developed folds of about same size. Thorns present around inner margin of orbits, between spiracles, on shoulders and along midline of disc and tail, only the latter distinct. Colour: brown, without distinct markings; white below, but usually a blackish blotch on snout mainly in juveniles. Size: to about 180 cm TL.
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Auteurs & dates :
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Rhinobatos cemiculus Geoffroy Saint-Hilaire, 1817
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Recherche des images :
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Photo
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