''Daphnella pessulata'', common name the barred pleurotoma, is a species of

sea snail Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...

, a marine

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusk in the family

Raphitomidae Raphitomidae is a family of small to medium-sized sea snails, marine gastropod mollusks in the superfamily Conoidea.Bouchet P. & Rocroi J.-P. (Ed.) (2005). "Classification and nomenclator of gastropod families". '' Malacologia'' 47(1-2). . 3 ...

. J.K.Tucker considers this species as a synonym of ''

Gingicithara pessulata ''Gingicithara pessulata'' is a species of sea snail, a marine gastropod mollusk in the family Mangeliidae.WoRMS (2009). Gingicithara pessulata (Reeve, 1846). In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http ...

'', family Mangeliidae.

Description

(Original description) The yellow or ash-coloured shell is rather sharply fusiform. The

whorl A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs). Whorls in nature File:Photograph and axial plane flo ...

s are slightly convex, longitudinally ribbed. The ribs are rather distant, crossed with somewhat obsolete transverse striae. Although the ribs in this species are comparatively distant from each other, they vary considerably in this respect in different individuals: the more elongated the shell, the closer the ribs. The outer lip is thin. The sinus is small. The

siphonal canal The siphonal canal is an anatomical feature of the shells of certain groups of sea snails within the clade Neogastropoda. Some sea marine gastropods have a soft tubular anterior extension of the mantle called a siphon through which water is ...

is rather short, a little recurved.

Distribution

This marine species occurs off the Philippines.

References

External links

Lovell Reeve, " Descriptions of new species of Shells figured in the Conchologia Iconica,'"; "Annals and magazine of natural history : including zoology, botany and geology" vol. 14 , 1844

Tucker, J.K. 2004 ''Catalog of recent and fossil turrids (Mollusca: Gastropoda)''. Zootaxa 682: 1–1295
{{DEFAULTSORT:Daphnella Pessulata pessulata Gastropods described in 1843