Common name : true limpet

Aspect : single-valved, conical or low-domed cap (limpet form), lacking the spiral coiling seen in most gastropods; exhibits radial sculpture with fine ribs or growth lines radiating from the apex; sizes range from small (e.g., 0.5–1.5 cm over 10 cm), with colors often subdued (gray, brown) for camouflage, though some feature blue stripes or translucency

Feeding : herbivorous grazers

Environment : in wave-swept coastal regions like the northeastern Atlantic, Mediterranean, southern Africa, and parts of Asia in rocky intertidal zones worldwide, from the supratidal (above high tide) to shallow subtidal depth on hard rocks or kelp blades