Ethminolia Gravieri
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''Ethminolia gravieri'' is a
species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...
of
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 ...
, a marine
gastropod Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, freshwater, and fro ...
mollusk Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000  extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...
in the
family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...
Trochidae The Trochidae, common name top-snails or top-shells, are a family of various sized sea snails, marine gastropod molluscs in the subclass Vetigastropoda. This family is commonly known as the top-snails because in many species the shell resembles ...
, the top snails.WoRMS (2012). ''Ethminolia gravieri'' (Lamy, 1909). Accessed through:
World Register of Marine Species The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms. Content The content of the registry is edited and maintained by scien ...
at http://www.marinespecies.org/aphia.php?p=taxdetails&id=567716 on 2012-11-23
Herbert D.G. (1992). Revision of the Umboniinae (Mollusca: Prosobranchia: Trochidae) in southern Africa and Mozambique. Annals of the Natal Museum 33(2):379-459.


Description

The size of the shell attains 1.25 mm.


Distribution

This marine species occurs in the following locations: * Off
Madagascar Madagascar, officially the Republic of Madagascar, is an island country that includes the island of Madagascar and numerous smaller peripheral islands. Lying off the southeastern coast of Africa, it is the world's List of islands by area, f ...
in the
Mozambique Channel The Mozambique Channel (, , ) is an arm of the Indian Ocean located between the Southeast African countries of Madagascar and Mozambique. The channel is about long and across at its narrowest point, and reaches a depth of about off the coa ...
.


References

* Lamy, Ed., 1910. Coquilles marines recueillies par M. F. Geay à Madagascar. Mémoires de la Société Zoologique de France 22(3-4)"1909": 299-346


External links


World Register of Marine Species

Lamy E. (1909). Diagnoses de coquilles nouvelles recueillies par M. F. Geay à Madagascar (1905). Bulletin du Muséum National d'Histoire Naturelle. 15(6): 368-370.
gravieri Gastropods described in 1909 {{Trochidae-stub