''Daphnella patula'' is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

sea snail Sea snails are slow-moving marine (ocean), marine gastropod Mollusca, molluscs, usually with visible external shells, such as whelk or abalone. They share the Taxonomic classification, taxonomic class Gastropoda with slugs, which are distinguishe ...

, a marine

gastropod Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, freshwater, and fro ...

mollusk Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...

in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Raphitomidae Raphitomidae is a Family (biology), family of small to medium-sized sea snails, marine (ocean), marine gastropod mollusks in the superfamily Conoidea.Bouchet P. & Rocroi J.-P. (Ed.) (2005). "Classification and nomenclator of gastropod families" ...

Description

This species has a shorter spire than ''

Daphnella lymneiformis ''Daphnella lymneiformis'', common name the volute turret, is a species of very small sea snail, a marine gastropod mollusk in the family (biology), family Raphitomidae. Description The length of the shell varies between 8 mm and 20 mm. The Wh ...

''. It has a low beaded keel just below the suture but it persists through the adult stage.MacNeil, Tertiary and Quaternary Gastropoda of Okinawa; USGS Geological Survey Professional Paper 339, 1960
/ref>

Distribution

This marine species occurs off the

Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...

References

* Reeve, L.A. 1845. Monograph of the genus Pleurotoma. pls 20-33 in Reeve, L.A. (ed). Conchologia Iconica. London : L. Reeve & Co. Vol. 1. * Powell, A. W. B., 1966. ''The molluscan families Speightiidae and Turridae, an evaluation of the valid taxa, both Recent and fossil, with list of characteristic species''. Bulletin of the Auckland Institute and Museum, 5:1-184123.

External links

* patula Gastropods described in 1845 {{Daphnella-stub