brachyural

from The Century Dictionary.

• Short-tailed: applied to a section of the Crustacea, as the crabs, to distinguish them from the macrurous or long-tailed crustaceans, as the lobsters. Also spelled brachyoural.

from the GNU version of the Collaborative International Dictionary of English.

• adjective (Zoöl.) Of, pertaining to, or belonging to the Brachyura.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective zoology Of or relating to the Brachyura.