Mormidea Amyot & Serville, 1843

The genus can be recognized by having the antennal segment I not surpassing the anterior margin of the head, the antennal segments II to V longer than the antennal segment I, the clypeus is slightly longer than the mandibular plates, the first labial segment surpassing the bucculae, and the posterior angles of the pronotum are unarmed (Rolston 1978b).