arthrostraca
Ar*thros"tra*ca, n. pl. Etym: [NL., fr. Gr. (Zoöl.) Defn: One of the larger divisions of Crustacea, so called because the thorax and abdomen are both segmented; Tetradecapoda. It includes the Amphipoda and Isopoda.
Ar*thros"tra*ca, n. pl. Etym: [NL., fr. Gr. (Zoöl.) Defn: One of the larger divisions of Crustacea, so called because the thorax and abdomen are both segmented; Tetradecapoda. It includes the Amphipoda and Isopoda.