''Xymenopsis subnodosus'' is a

species In biology, a species is the basic unit of Taxonomy (biology), 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 ...

of sea snail, a marine gastropod

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 es ...

in the

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Muricidae Muricidae is a large and varied taxonomic family of small to large predatory sea snails, marine gastropod mollusks, commonly known as murex snails or rock snails. With about 1,600 living species, the Muricidae represent almost 10% of the Ne ...

, the murex snails or rock snails.

Description

(Described as ''Fusus cancellinus'') The white shell is fusiform. The whorls are convex. There are 16 ribs and 12 lirae (in the body whorl about24). The aperture is ovately oblong. The siphonal canal measures about the same length as the spire. The inner lip is thickened and toothed.Philippi, (R.) A. (1845). Diagnosen einiger neuen Conchylien. Archiv für Naturgeschichte. 11: 50-71
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Distribution

This marine species occurs in the

Strait of Magellan The Strait of Magellan (), also called the Straits of Magellan, is a navigable sea route in southern Chile separating mainland South America to the north and Tierra del Fuego to the south. The strait is considered the most important natural pa ...

References

{{DEFAULTSORT:Xymenopsis Subnodosus Gastropods described in 1839 Xymenopsis