Morphology of the immature stages of Adoretus tenuimaculatus Waterhouse, 1875 (Coleoptera: Scarabaeidae: Rutelinae: Adoretini)

The immature stages of the brown chafers Adoretus tenuimaculatus Waterhouse, 1875 were investigated morphologically using scanning electron microscopy. The scarabaeiform larvae of A. tenuimaculatus are peculiar for bearing a pair of eye spots on the head capsule, devoid of palidium but numerous hamate setae on the raster. The larvae possess a crown-like apical sensory area on each antenna, maxillary and labial palp. The pupa possesses dorsally...