Globivenus effossa
NameGlobivenus effossa
Scientific NameGlobivenus effossa
Common NameVenus clam
FamilyVeneridae
GenusGlobivenus
Specieseffossa
Geographic DistributionEastern Atlantic Ocean (e.g., off Portugal, Spain, Morocco) and the Mediterranean Sea.
Habitatsubtidal
Average Size (mm)30-50
Identifying FeaturesKey features include the strong, often lamellose (leaf-like) concentric growth lines, especially towards the margins, and fine radial striae that intersect the concentric sculpture, creating a somewhat granular or cancellate texture. The distinctive reddish-brown patterned coloration on a light background is also a strong identifying characteristic. The umbo is slightly anterior.
Dietfilter-feeder
Raritycommon
Author Citation(Philippi, 1836)
Description
A marine bivalve mollusc, commonly known as a Venus clam, characterized by its robust, oval shell with distinctive reddish-brown patterns on a cream or off-white background. The shell exhibits prominent concentric growth lines and fine radial sculpture, giving it a textured appearance.
