Fissurella gemmata
NameFissurella gemmata
Scientific NameFissurella gemmata
Common NameGemmed Keyhole Limpet (or simply Keyhole Limpet)
FamilyFissurellidae
GenusFissurella
Speciesgemmata
Geographic DistributionIndo-Pacific region, including areas like the Philippines, Indonesia, and other parts of the Western Pacific.
Habitatintertidal
Shell Shapeconical
Average Size (mm)20
Identifying FeaturesThe most prominent identifying feature is the apical, elongated, keyhole-shaped foramen. Other features include the oval, conical shell shape, the radiating sculpture (ribs), and the characteristic dark radiating color pattern on a lighter background.
Raritycommon
Author CitationMenke, 1843
Description
A species of keyhole limpet, a marine gastropod mollusc in the family Fissurellidae. Its shell is characterized by a distinctive apical opening and a patterned surface.
