''Cyllene desnoyersi'' is a fossil
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of
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
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
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...
in the
family
Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...
Nassariidae
The Nassariidae, Nassa mud snails (USA), or dog whelks (UK), are a taxonomic family of small to medium-sized sea snails, marine gastropod mollusks in the clade Neogastropoda.
"Dog whelk" also refers to ''Nucella lapillus''.
Shell description
T ...
, the Nassa mud snails or dog whelks.
There is one subspecies ''Cyllene desnoyersi lamarcki'' Cernohorsky, 1975 (synonyms : ''Cyllene lamarcki'' Cernohorsky, 1975; ''Cyllene lyrata'' (Lamarck, 1822)
Description
The shell grows to a length of 11 mm.
Distribution
The species is distributed in the Atlantic Ocean along
Gabon
Gabon (; ; snq, Ngabu), officially the Gabonese Republic (french: République gabonaise), is a country on the west coast of Central Africa. Located on the equator, it is bordered by Equatorial Guinea to the northwest, Cameroon to the north ...
and
Angola
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References
Further reading
* Bernard, P.A. (Ed.) (1984). ''Coquillages du Gabon
hells of Gabon'. Pierre A. Bernard: Libreville, Gabon. 140, 75 plates pp.
* Gofas, S.; Afonso, J.P.; Brandà o, M. (Ed.). (S.a.). ''Conchas e Moluscos de Angola = Coquillages et Mollusques d'Angola.
hells and molluscs of Angola'. Universidade Agostinho / Elf Aquitaine Angola: Angola. 140 pp.
External links
*
Nassariidae
Gastropods described in 1825
{{Nassariidae-stub