Montfortula variegata
NameMontfortula variegata
Scientific NameMontfortula variegata
Common NameKeyhole limpet
FamilyFissurellidae
GenusMontfortula
Speciesvariegata
Geographic DistributionIndo-Pacific, including Australia (e.g., Queensland, New South Wales), New Zealand, and other Western Pacific regions.
Habitatintertidal
Shell Shapeconical
Average Size (mm)10-20
Identifying FeaturesLimpet-like shell with an apical foramen, distinct radiating color patterns, and fine radial ribbing. The overall shape is a low cone.
Raritycommon
Author Citation(A. Adams, 1852)
Description
A small, limpet-like marine gastropod shell, characterized by its low conical shape and an apical keyhole-like opening (foramen). The exterior displays distinct radiating patterns of reddish-brown or purplish-brown stripes on a lighter, often whitish or cream, background. Fine radial ribbing is also visible.
