the world > animals > invertebrates > phylum Arthropoda > class Crustacea > [noun] > subclass Entomostraca > order Cirripedia > suborder Thoracica > member of
barnaclec1571
goose-mussel1863
sea-thorn1891
1891 Cent. Dict.Pustule of the sea, a sailor's name of sessile barnacles or acorn-shells. Also called sea-thorns.