''Nassarius fischeri'' is a

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 ...

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 ...

mollusc 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 esti ...

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.MolluscaBase eds. (2021). MolluscaBase. Nassarius fuscescens (Dautzenberg, 1912). Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=552815 on 2021-09-06

Description

The length of the shell attains 12.4 mm.

Distribution

This species occurs in the Atlantic Ocean off

Angola , national_anthem = " Angola Avante"() , image_map = , map_caption = , capital = Luanda , religion = , religion_year = 2020 , religion_ref = , coordina ...

and

Namibia Namibia (, ), officially the Republic of Namibia, is a country in Southern Africa. Its western border is the Atlantic Ocean. It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and ea ...

References

* Gofas, S.; Afonso, J.P.; Brandào, M. (Ed.). (S.a.). C''onchas e Moluscos de Angola = Coquillages et Mollusques d'Angola. hells and molluscs of Angola'' Universidade Agostinho / Elf Aquitaine Angola: Angola. 140 pp

External links

Dautzenberg P. (1912). ''Mission Gruvel sur la côte occidentale d'Afrique (1909–1910): Mollusques marins''. Annales de l'Institut Océanographique, Paris (Nouvelle Série) 5(3): 1–111, page(s): 31–32, pl. 1 fig. 37–38

Cernohorsky W.O. (1984). Systematics of the family Nassariidae (Mollusca: Gastropoda). Bulletin of the Auckland Institute and Museum. 14: 1-356

Adam, W. & Knudsen, J. (1984). Révision des Nassariidae (Mollusca: Gastropoda Prosobranchia) de l'Afrique occidentale. Bulletin de l'Institut Royal des Sciences Naturelles de Belgique. 55 (9): 1-95, 5 pl.
Endemic fauna of Angola Nassariidae {{Nassariidae-stub