the world > animals > invertebrates > phylum Arthropoda > class Crustacea > [adjective] > belonging to Phyllopoda > relating to Branchiopoda > of member of (3)
literal. ‘Gill-footed,’—a member of the Crustacean order distinguished by having the gills upon the feet. Also attributive.
Of or relating to the subclass Phyllocarida (class Malacostraca) of crustaceans, characterized by broad, flat limbs.