Tetraclita squamosa

Tetraclita squamosa, the green volcano barnacle, is a species of symmetrical sessile barnacle in the family Tetraclitidae.

Subspecies
These subspecies belong to the species Tetraclita squamosa:
 * Tetraclita squamosa milleporosa Pilsbry, 1916
 * Tetraclita squamosa panamensis Pilsbry, 1916
 * Tetraclita squamosa patellaris Darwin, 1854
 * Tetraclita squamosa perfecta Nilsson-Cantell, 1931
 * Tetraclita squamosa squamosa (Bruguière, 1789)