''Cordesia provannoides'' 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, 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 e ...

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 ...

Provannidae. ''Cordesia provannoides'' is the only species in the genus ''Cordesia''.

Description

Distribution

This species was originally described from specimens collected at the cold seeps along the Florida Escarpment in the

Gulf of Mexico The Gulf of Mexico ( es, Golfo de México) is an ocean basin and a marginal sea of the Atlantic Ocean, largely surrounded by the North American continent. It is bounded on the northeast, north and northwest by the Gulf Coast of the United ...

. It also occurs at

methane seep A cold seep (sometimes called a cold vent) is an area of the ocean floor where hydrogen sulfide, methane and other hydrocarbon-rich fluid seepage occurs, often in the form of a brine pool. ''Cold'' does not mean that the temperature of the see ...

s in deep water off the

Congo River The Congo River ( kg, Nzâdi Kôngo, french: Fleuve Congo, pt, Rio Congo), formerly also known as the Zaire River, is the second longest river in Africa, shorter only than the Nile, as well as the second largest river in the world by discharge ...

. Larvae of the ''Cordesia provannoides'', or a very similar species, has been collected 0–100 m below the surface in the tropical East Atlantic overlying a total water depth of 4570 m.

References

This article incorporates CC-BY-2.5 text from the referenceOlu K., Cordes E. E., Fisher C. R., Brooks J. M., Sibuet M. & Desbruyères D. (2010). "Biogeography and Potential Exchanges Among the Atlantic Equatorial Belt Cold-Seep Faunas". '' PLoS ONE'' 5(8): e11967. . Provannidae Gastropods described in 2009 {{Provannidae-stub