LIST OF PLATES 
Plates To face pages 
TTL Marshall on Hemileuca mam . 12, 14 
III. Hobbs on Correlation of Fracture Sys¬ 
tems ..... 18 
IV-VI. Nichols on Binueleated Cells in Some 
Basidiomycetes . . 66, 68, 70 
VII-VIII. Vorhies on Larva of Platyphylax 
designatus (Walker) . 120, 122 
