Halicreas minimum

Halicreas est un genre de trachyméduses (hydrozoaires) de la famille des Halicreatidae. Liste d'espèces Selon World Register of Marine Species (2 février 2019) : Halicreas glabrum Vanhöffen, 1902 Halicreas minimum Fewkes, 1882 Halicreas rotundatum Vanhöffen, 1902 Publication originale Fewkes, 1882 : On the Acalephae of the East coast of New-England. Bulletin of the Museum of Comparative Zoology at Harvard College, vol.

Halicreas minimum is a species of deep sea hydrozoan of the family Halicreatidae. It is the only species in the monotypic genus Halicreas. Description Umbrella 30–40 mm wide, thick, disk-like, with small apical projection; 8 clusters of gelatinous papillae above margin, mouth wide circular opening; 8 broad, band-like, radial canals; broad circular canal; gonads flattened, extending along almost entire length of radial canals; tentacles up to 640; 3-4 statocysts in each octant.

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