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Astralium
''Astralium'', common name star snails, is a genus of sea snails, marine (ocean), marine gastropod mollusks in the family Turbinidae, the turban snails and star snails.Bouchet, P. (2012). ''Astralium'' Link, 1807. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=204985 on 2012-09-09 Description In ''Astralium'' a very rapidly enlarging Whorl (mollusc), whorl starts from the multispiral nucleus, forming far the greater portion of the Operculum (gastropod), operculum, and usually leaving a pit at the starting point. Distribution This marine genus has a wide distribution ranging from the Eastern Indian Ocean to China and Japan, the Philippines, Indonesia, East India, the Maldives and Australia (New South Wales, Northern Territory, Queensland, South Australia, Tasmania, Victoria (Australia), Victoria, Western Australia). Species According to the World Register of Marine Species (WoRMS), the following species are included w ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Astralium Calcar
''Astralium calcar'' is a species of sea snail, a marine gastropod mollusk in the family (biology), family Turbinidae, the turban snails. Description The height of the shell is 28 mm, its diameter 40 mm. The conoid shell is more or less depressed at the Apex (mollusc), apex. Its color pattern is grayish-greenish, or brownish-cinereous. The six Whorl (mollusc), whorls are flattened above, and radiately plicate, the folds rather unequal and irregular. The periphery is carinate and spinose, bearing about twelve radiating more or less foliated spines on the body whorl. This body whorl descends deeply toward the Aperture (mollusc), aperture. The convex base is concentrically more or less densely squamosely lirate, the outer lirae are generally prominent and subspinose, sometimes causing the periphery to appear bicarinate. The aperture is transversely oval, very oblique, generally golden within, and stained with purple or blue on the Columella (gastropod), columella. Distr ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
