Petricola aequistriata
NamePetricola aequistriata
Scientific NamePetricola aequistriata
Common NameNone found (sometimes referred to as a false angelwing or petricolid clam)
FamilyPetricolidae
GenusPetricola
Speciesaequistriata
Geographic DistributionIndo-Pacific region, including areas such as Japan, China, and the Philippines.
Average Size (mm)15-30
Identifying FeaturesEquivalve, oval to sub-quadrate shell with prominent, regular, and finely spaced concentric growth lines (lamellae) covering the entire surface. The umbones are slightly anterior. The overall appearance is rather plain but with distinct sculpture.
Dietfilter-feeder
Raritycommon
Author CitationSowerby II, 1834
Description
A marine bivalve mollusc, Petricola aequistriata, characterized by its equivalve, somewhat oval to sub-quadrate shell. The shell surface displays prominent, regular, and finely spaced concentric growth lines (lamellae). Coloration is typically off-white to creamy white, sometimes with faint yellowish, brownish, or pinkish tints, especially near the umbones. These shells are filter feeders and are known to bore into soft substrates.
