mandibuliform

from The Century Dictionary.

• Having the form of a mandible in general: specifically applied to the under jaws or maxillæ of an insect when they are hard, horny, and mandibulate or fitted for biting, like the mandibles proper.

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

• adjective (Zoöl.) Having the form of a mandible; -- said especially of the maxillæ of an insect when hard and adapted for biting.

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

• adjective Having the form of a mandible; - said especially of the maxillæ of an insect when hard and adapted for biting.