xvi THE WORLD OF LIFE 



PAGE 



106. Ancyloceroe matheronianiinis 390 



107. Head of Babirusa 296 



108. Perspective View of a Part of a Wing-feather . . .313 



109. Oblique Section Showing how the Barbules hook To- 



gether 312 



110. Diagram of Nuclear Division 3 TO 



