MicrolasmaMicrolasma is a genus of symmetrical sessile barnacles in the family Pachylasmatidae. There are at least four described species in Microlasma.SpeciesThese species belong to the genus Microlasma:Microlasma arwetergum Microlasma crinoidophilum Microlasma fragile Jones, 2000 ''Microlasma ochriderma''