平胸拟球甲属 Arthrolips

前胸腹板无显著凹槽。

Anterior margin of prosternum without antennal slots, with various degrees of emargination from sinuate to completely emarginate. Head with more or less quadrate submentum, maxillary emargination of postgena nearly at right angles to anterior margin of submentum, giving a narrower, deeper submentum. Antennae 10-or 11-segmented, with well formed club.

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