Sluggish hard-bodied black terrestrial weevil whose larvae feed on e.g. decaying plant material or grain; SYN. darkling groung beetle, tenebrionid.
Any of a family (Tenebrionidae) of firm-bodied mostly dark-colored vegetable-feeding nocturnal beetles which often have vestigial and functionless wings and whose larvae are usually hard cylindrical worms (as a mealworm) — called also tenebrionid.
darkling groung beetle · tenebrionid