10 Pityogenes undes. sp., fore leg; a, outer border. (Greatly enlarged) 



11 Pterocyclon mali Fitch, forctibia and tarsus; a, outer border. 



(Greatly enlarged) 



12 Trypodendron politus Say, side view of head and prothorax, 



showing divided eye. (Enlarged) 



13 Trypodendron politus Say, antenna. (Greatly enlarged) 



