Drillia barkliensis
Encyclopedia
Drillia barkliensis is a species
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

 of sea snail
Sea snail
Sea snail is a common name for those snails that normally live in saltwater, marine gastropod molluscs....

, a marine gastropod mollusk in the family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 Drilliidae
Drilliidae
Drilliidae is a taxonomic family of small sea snails, marine gastropod mollusks in the superfamily Conoidea.This family has no subfamilies.-Description:...

.

Tucker (2004) sees it as a synonym of Drillia rougeyroni (Souverbie in Souverbie & Montrouzier, 1874). According to the World Register of Marine Species
World Register of Marine Species
The World Register of Marine Species is a database that hopes to provide an authoritative and comprehensive list of names of marine organisms. The content of the registry is edited and maintained by scientific specialists on each group of organism. These taxonomists control the quality of the...

, Drillia barkliensis is a species that needs further investigation (species inquerenda). .

Description

The whorls
Whorl (mollusc)
A whorl is a single, complete 360° revolution or turn in the spiral growth of a mollusc shell. A spiral configuration of the shell is found in of numerous gastropods, but it is also found in shelled cephalopods including Nautilus, Spirula and the large extinct subclass of cephalopods known as the...

 are granulated minutely, with a tuberculated shoulder. The shell is chocolate- or orange-brown, the latter often white-banded above the shoulder, and sometimes with an inferior narrow darker band. The tubercles and usually the granules are white. The shell grows to a length of 25 mm.

Distribution

This species occurs in the Indian Ocean off Mauritius
Mauritius
Mauritius , officially the Republic of Mauritius is an island nation off the southeast coast of the African continent in the southwest Indian Ocean, about east of Madagascar...

and in the Pacific Ocean off New Caledonia.
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