PLATE X. 



1. Megachile (Xanthosarus) latimana Say. 



2. Carpenter Bee^ Xylocopa virginica Drury. 



3. Honey Bee, Apis mellifera Linn. 



4. Bemhex spinolce LePel. 



5. Bumblebee, (Bombiis) Bremiis pennsylv aniens Degeer 



(female). 



6. Xenoglossa (Peponapis) pruinosa Say. 



7. Halictus leroiixi LePel. 



8. Bumblebee, (Bombus) Bremus terricola Kirby (female). 



9. Halictus (Agapostemon) virescens Fabr. 



10. Andrena solidaginis Robt. 



11. Bumblebee, (Bombus) Bremus impatiens Harr. (female). 



12. Andrena vieina Sm. 



13. Carpenter Ant, Camponotus pennsylvanicus Degeer 



(winged form). 



14. Carpenter Ant, Camponotus pennsylvanicus Degeer 



(wingless form). 



15. Chrysis (Tetrachrysis) ceervilans Fabr. 



All natural size. 



