''Polystira macra'' 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 ...
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 ...
Turridae
Turridae is a taxonomic family name for a number of predatory sea snails, marine gastropod mollusks in the superfamily Conoidea. MolluscaBase (2018). Turridae H. Adams & A. Adams, 1853 (1838). Accessed through: World Register of Marine Specie ...
, the turrids.
Description
Distribution
This marine species off
Puerto Rico
Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and Unincorporated ...
at a depth between 476 m and 658 m.
References
* Bartsch, Paul, and Fund Johnson. New mollusks of the family Turritidae. na, 1934.
External links
Todd J.A. & Rawlings T.A. (2014). ''A review of the Polystira clade — the Neotropic’s largest marine gastropod radiation (Neogastropoda: Conoidea: Turridae sensu stricto).'' Zootaxa. 3884(5): 445-491
macra
Macra is a ''comune'' (municipality) in the Province of Cuneo in the Italian region Piedmont, located about southwest of Turin and about northwest of Cuneo.
Macra borders the following municipalities: Celle di Macra, Marmora, Sampeyre, San Dam ...
Gastropods described in 1934
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