Lateral lobes of mentum with anterior external border rounded, whole surface punctate and pubescent, lateral border straight. Medial basal mentum bare without punctures, anterior border slightly biconvex. Hypostomal process narrow without lateral depression. Infraocular ridge indistinct, punctate and pubescent. Mandible with only 2 apical teeth.
Internal teeth bifid.
Lateral fossa of pronotum without punctations, 0-2 other punctations on lateral pronotum outside fossa. Prosternum rhomboidal with posterior apex truncate. Mesosternum mostly brilliant throughout, narrow rugose line bordering mesepisternum, without or with a few punctations, with a few hairs. Mesosternal groove lightly present. Mesepisternum not rugose, brilliant.