|
Megastraea
''Megastraea'' is a genus of medium-sized to large sea snails with a calcareous operculum, marine gastropod mollusks in the family Turbinidae, the turban snails.Bouchet, P.; Rosenberg, G. (2011). Megastraea McLean, 1970. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=528082 Species Species within this genus were previously placed in the genus ''Astraea In ancient Greek religion and mythology, Astraea (; ), also spelled Astrea or Astria, is a daughter of Astraeus and Eos. She is the virgin goddess of justice, innocence, purity, and precision. She is closely associated with the Greek goddess of ...''. They include: * '' Megastraea turbanica'' (Dall, 1910) * '' Megastraea undosa'' (Wood, 1828) References Turbinidae Gastropod genera {{Turbinidae-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Megastraea Undosa
''Megastraea undosa'', common name the wavy turban snail, is a species of sea snail, a marine gastropod mollusk in the family Turbinidae, the turban snails. This species is native to the coast of California. Distribution This species occurs in the eastern Pacific Ocean from California, USA to Central Baja California, Mexico. Description One of the largest gastropod shells found on the Southern California coast, this species varies between 40 mm and 145 mm. The shell lacks an umbilicus, and has a turbinate-conical shape. Like other shells of the family turbinidae it is composed of a thick inner nacreous layer, covered by a thinner porcellanous layer. In this species both are covered by a dark brown shaggy periostracum in life. The periphery of the shell forms a twisted ridge at the outer edge of each whorl. Each whorl also has regular, coarsely sculpted rows of fine knobs and folds. The base is marked with several spiral cords concentric to the arcuated colume ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Megastraea
''Megastraea'' is a genus of medium-sized to large sea snails with a calcareous operculum, marine gastropod mollusks in the family Turbinidae, the turban snails.Bouchet, P.; Rosenberg, G. (2011). Megastraea McLean, 1970. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=528082 Species Species within this genus were previously placed in the genus ''Astraea In ancient Greek religion and mythology, Astraea (; ), also spelled Astrea or Astria, is a daughter of Astraeus and Eos. She is the virgin goddess of justice, innocence, purity, and precision. She is closely associated with the Greek goddess of ...''. They include: * '' Megastraea turbanica'' (Dall, 1910) * '' Megastraea undosa'' (Wood, 1828) References Turbinidae Gastropod genera {{Turbinidae-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Megastraea Turbanica
''Megastraea'' is a genus of medium-sized to large sea snail Sea snails are slow-moving marine (ocean), marine gastropod Mollusca, molluscs, usually with visible external shells, such as whelk or abalone. They share the Taxonomic classification, taxonomic class Gastropoda with slugs, which are distinguishe ...s with a calcareous operculum, marine gastropod mollusks in the family Turbinidae, the turban snails.Bouchet, P.; Rosenberg, G. (2011). Megastraea McLean, 1970. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=528082 Species Species within this genus were previously placed in the genus '' Astraea''. They include: * '' Megastraea turbanica'' (Dall, 1910) * '' Megastraea undosa'' (Wood, 1828) References Turbinidae Gastropod genera {{Turbinidae-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Astraea (gastropod)
''Astraea'' is a genus of medium to large sea snails, marine (ocean), marine gastropod mollusks in the family Turbinidae, the turban snails.Bouchet, P. (2012). Astraea Röding, 1798. Accessed through: World Register of Marine Species aWoRMS taxon detailson 2012-03-15 Etymology The Latin genus ''Astraea'' means ''star'', with reference to the star-shape of these snails, also commonly called ''star shells''. Description Shells of species within this genus can reach a size of about . They have the appearance of a smooth conical shell. The outer edges of the coiled Whorl (mollusc), whorls are quite flattened, with prominent axial sculpture. Below widely, it is umbilicate and concave. Species Extant species within this genus include: *''Astraea heliotropium'' (Martyn, 1784) Fossil records This genus is known in the fossil records from the Paleocene to the Quaternary (age range: from 61.7 to 0.0 million years ago). Fossils of species within this genus have been found in the sedimen ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
