Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of arthrostraca is as below...

Edriophthalma :: Edriophthalma (n. pl.) A group of Crustacea in which the eyes are without stalks; the Arthrostraca.

Arthrostraca :: Arthrostraca (n. pl.) One of the larger divisions of Crustacea, so called because the thorax and abdomen are both segmented; Tetradecapoda. It includes the Amphipoda and Isopoda..

Amphipoda :: Amphipoda (n. pl.) A numerous group of fourteen -- footed Crustacea, inhabiting both fresh and salt water. The body is usually compressed laterally, and the anterior pairs or legs are directed downward and forward, but the posterior legs are usually turned upward and backward. The beach flea is an example. See Tetradecapoda and Arthrostraca..

Tetradecapoda :: Tetradecapoda (n. pl.) Same as Arthrostraca.

Arthromere :: Arthromere (n.) One of the body segments of Arthropods. See Arthrostraca.

Malacostraca :: Malacostraca (n. pl.) A subclass of Crustacea, including Arthrostraca and Thoracostraca, or all those higher than the Entomostraca..

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