''Tenebrincola'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
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 ...
s,
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
* Marine habitats
* Marine life
* Marine pollution
Military
* ...
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 ...
s 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 ...
Volutidae.
It is a Western Pacific
abyssal
The abyssal zone or abyssopelagic zone is a layer of the pelagic zone of the ocean. "Abyss" derives from the Greek word , meaning bottomless. At depths of , this zone remains in perpetual darkness. It covers 83% of the total area of the ocean an ...
genus, which is defined by a very thin, smooth shell, a
radula
The radula (, ; plural radulae or radulas) is an anatomical structure used by molluscs for feeding, sometimes compared to a tongue. It is a minutely toothed, chitinous ribbon, which is typically used for scraping or cutting food before the food ...
of the
fulgorarid type, and the presence of an operculum.
[Bail, P., Chino, M. & Terryn, Y. (2010). ''The Family Volutidae. The endemic Far East Asian subfamily Fulgorariinae Pilsbry & Olsson, 1954. A revision of the recent species''. In: Poppe, G. T. & Groh, K.: ''A Conchological Iconography''. 74 pp., 64 plts. ConchBooks, Hackenheim, .] Its phylogenetic relationship with the Asian fulgorarids needs to be clarified.
Species
Species within the genus ''Tenebrincola'' include:
* ''
Tenebrincola cukri'' (Rokop, 1972)
The species includes two populations: ''Tenebrincola cukri cukri'' (Rokop, 1972) - Baja California and ''Tenebrincola cukri frigida'' Harasewych & Kantor, 1991 - Aleutian Trench.
References
Volutidae
Monotypic gastropod genera
{{Volutidae-stub