Latticed Keyhole Limpet
NameLatticed Keyhole Limpet
Scientific NameDiodora aspera (Rathke, 1833)
Common NameLatticed Keyhole Limpet
FamilyFissurellidae
GenusDiodora
Speciesaspera
Geographic DistributionEastern Pacific Ocean, ranging from Alaska south to Baja California, Mexico.
Habitatintertidal
Shell Shapeconical
Average Size (mm)60
Identifying FeaturesKey identifying features include the distinctive apical keyhole-like orifice, the strong cancellate (latticed) sculpture formed by intersecting radial ribs and concentric growth lines, and its oval, low conical shape.
Raritycommon
Author CitationRathke, 1833
Description
The Latticed Keyhole Limpet is a marine gastropod mollusk characterized by its low conical shell and a distinctive apical orifice, or 'keyhole'. Its shell surface exhibits a prominent latticed sculpture formed by intersecting radial ribs and concentric growth lines. This species is commonly found in rocky intertidal and subtidal environments along the Pacific coast of North America.
