Amblychilepas javanicensis
Amblychilepas javanicensis, commonly known as the rayed keyhole limpet, is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets.
Description
The size of the shell varies between 20 mm and 31 mm.Originally described in Latin as Fissurella trapezina, the shell has a somewhat trapezoidal shape with rounded angles, narrowing toward the front and appearing flattened, with slightly raised extremities. Internally, it is white, featuring a muscle impression set near the edge and a thickened margin. Externally, the surface is faintly grooved concentrically and displays a pale color with brown radiating streaks. The dorsal aperture is large and broad, widening toward the front.