Plate 7. 



DZIERZON, 

 Discoverer of Parthenogenesis in Queen-bees. 



ThiB writer iB mentioned pages 51, 53, 55, 56, 58, 60, 62, 64, 66, 68, 72, I 

 120, 122, 137, 138, 142, 240, 284, 286, 287, 315, 346, 

 350, 359, 378, 514. 



