Cordesia provannoides 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...

 Provannidae

Provannidae

Provannidae is a family of deep water sea snails, marine gastropod mollusks in the clade Caenogastropoda .- Habitat :...

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Cordesia provannoides is the only species in the genus Cordesia.

Distribution

This species occurs at methane seeps in deep water off the Congo River

Congo River

The Congo River is a river in Africa, and is the deepest river in the world, with measured depths in excess of . It is the second largest river in the world by volume of water discharged, though it has only one-fifth the volume of the world's largest river, the Amazon...

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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.