Pinaxia coronata
NamePinaxia coronata
Scientific NamePinaxia coronata
Common NameCoronate Pinaxia
FamilyPinaxiidae
GenusPinaxia
Speciescoronata
Geographic DistributionIndo-Pacific region, including areas like Japan, the Philippines, and other tropical to subtropical waters.
Habitatintertidal
Shell Shapeconical
Average Size (mm)Typically small, ranging from 10 to 25 mm in length.
Identifying FeaturesRelatively small, conical shell with a distinct spire. The presence of coronate nodules or strong axial sculpture, though this can be variable. The dark, horny operculum is also a key feature. The aperture is ovate and the outer lip is often thickened.
Raritycommon
Author CitationA. Adams, 1853
Description
Pinaxia coronata is a small marine gastropod, characterized by its conical to ovate-conical shell. It typically inhabits rocky intertidal and shallow subtidal zones, often found among algae or under rocks. The species is known for its distinctive shell morphology, which can feature coronate (crowned) nodules or axial ribs, though these may vary in prominence. The operculum is dark and horny.
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