EENY-364: An Oriental Wood Borer, Heterobostrychus aequalis (Waterhouse) (Insecta: Coleoptera: Bostrichidae)
Figure 3. Larval and adult characteristics of Heterobostrychus aequalis (Waterhouse), a wood-boring beetle. 1-4: third instar larva - 1) Epipharynx, 2) left maxilla (ventral), 3) left antenna (ventral), 4) larva (lateral). 5: adult male. Line between larva and adult represents 3 mm.
Credit: Division of Plant Industry
