brachelytra

from The Century Dictionary.

• In Latreille's system of classification, a division of Coleoptera including the rove-beetles, or Staphylinidæ, which have the elytra short, not nearly covering the abdomen, the antennæ short, not clavate, and usually two anal appendages.

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

• noun plural (Zoöl.) A group of beetles having short elytra, as the rove beetles.