Palliolum tigerinum
NamePalliolum tigerinum
Scientific NamePalliolum tigerinum
Common NameTiger Scallop
FamilyPectinidae
GenusPalliolum
Speciestigerinum
Geographic DistributionNortheast Atlantic Ocean, ranging from Norway south to the Mediterranean Sea, including the British Isles.
Average Size (mm)Typically ranges from 20 to 40 mm in height, though some specimens can reach up to 50 mm.
Identifying FeaturesSmall size, suborbicular shape, distinct and numerous radial ribs, unequal auricles with a prominent byssal notch on the anterior auricle of the right valve, and highly variable but often striking color patterns. The byssal attachment is a key characteristic for this species.
Dietfilter-feeder
Raritycommon
Author Citation(Müller, 1776)
Description
A small, suborbicular scallop shell, displaying a vibrant reddish-brown base color with lighter, somewhat wavy, concentric bands and irregular blotches. A distinct purplish-pink patch is visible near the hinge area. The shell exhibits prominent radial ribs and is depicted resting on a sandy-muddy seabed amidst other shell fragments.
