Pachylasma

Pachylasma is a genus of symmetrical sessile barnacles in the family Pachylasmatidae. There are about eight described species in Pachylasma.

Species
These species belong to the genus Pachylasma:
 * Pachylasma bacum Jones, 2000
 * Pachylasma darwinianum Pilsbry, 1912
 * Pachylasma ecaudatum Hiro, 1939
 * Pachylasma giganteum (Philippi, 1836)
 * Pachylasma integrirostrum Broch, 1931
 * Pachylasma laeviscutum Jones, 2000
 * Pachylasma ovatum Jones, 2000
 * Pachylasma scutistriata Broch, 1922