- Megastraea undosa
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Megastraea undosa 
Shell and operculum of Megastraea undosa (W. Wood, 1828), measuring 71.4 mm height by 89.9 mm diameter, collected at Salt Creek Beach, Laguna Niguel, in California. Scientific classification Kingdom: Animalia Phylum: Mollusca Class: Gastropoda (unranked): clade Vetigastropoda Superfamily: Trochoidea Family: Turbinidae Subfamily: Turbininae Genus: Megastraea Species: M. undosa Binomial name Megastraea undosa
(W. Wood, 1828)Synonyms Lithopoma undosum (W. Wood, 1828)
Astraea undosa (W. Wood, 1828)
Trochus undosus W. Wood, 1828 (basionym)
An old empty shell of Megastraea undosa, wedged under a rock and covered in the pink coralline alga Lithothamnion, which has cemented it to the subtrate.
Megastraea undosa[1] 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[2].
Contents
Distribution
This species occurs in the eastern Pacific Ocean from California, USA to Central Baja California, Mexico
Description
The size of the shell of this species varies between 40 mm and 145 mm
Habitat
References
- ^ Megastraea undosa (W. Wood, 1828). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=528084 on 26 August 2011.
- ^ Astraea undosa - Properties - The Taxonomicon
External links
- Gastropods.com: Lithopoma undosum; retrieved: 9 November 2011
- Alf A. & Kreipl K. (2011) The family Turbinidae. Subfamilies Turbininae Rafinesque, 1815 and Prisogasterinae Hickman & McLean, 1990. In: G.T. Poppe & K. Groh (eds), A Conchological Iconography. Hackenheim: Conchbooks. pp. 1-82, pls 104-245.
- Williams, S.T. (2007). Origins and diversification of Indo-West Pacific marine fauna: evolutionary history and biogeography of turban shells (Gastropoda, Turbinidae). Biological Journal of the Linnean Society, 2007, 92, 573–592.
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