''Charisma simplex'' is a
species of extremely small
sea snail
Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...
, a
marine
Marine is an adjective meaning of or pertaining to the sea or ocean.
Marine or marines may refer to:
Ocean
* Maritime (disambiguation)
* Marine art
* Marine biology
* Marine debris
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gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusk in the
family Trochidae, the top snails.
[Marshall, B. (2013). Charisma simplex (Laseron, 1954). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=718887 on 2014-03-12]
Description
The height of the shell is 1 mm. The shell is a "depressed turbinate" and has a complete peristome.
Distribution
This marine species is
endemic to Australia and occurs off
New South Wales.
References
*Laseron, C. 1954. ''Revision of the Liotiidae of New South Wales''. The Australian Zoologist 12(1): 1-25, figs 1-49a
*Iredale, T. & McMichael, D.F. 1962. ''A reference list of the marine Mollusca of New South Wales''. Memoirs of the Australian Museum 11: 1-109
* Wilson, B. 1993. ''Australian Marine Shells. Prosobranch Gastropods''. Kallaroo, Western Australia : Odyssey Publishing Vol. 1 408 pp.
External links
To World Register of Marine Species
simplex
In geometry, a simplex (plural: simplexes or simplices) is a generalization of the notion of a triangle or tetrahedron to arbitrary dimensions. The simplex is so-named because it represents the simplest possible polytope in any given dimension. ...
Gastropods of Australia
Gastropods described in 1954
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