Lithoglyptes cornutes, new species (Cirripedia: Acrothoracica), a boring barnacle from the Seychelles, with some data on its ultrastructure

A new species of the Lithoglyptes from the Seychelles is described. The external morphology of the mantle sac and the body were examined under SEM. The position of a new species within Lithoglyptes and the ultrastructural characters of different species of this genus are discussed.