LIST OF ILLUSTRATIONS xv 



FIG. PAGE 



30. THE COMPLETE SKULL AND JAW OF A YOUNG 



CHIMPANZEE . . . . . .290 



31. A FERTILE BRANCH OF THE SCOTS FIR, PINUS 



SYLVESTRIS ...... 305 



32. THE COMMON YEW, TAXUS BACCATA , . .310 



33. A THIN SLICE ACROSS ONE OF THE FOLIAGE NEEDLES 



OF THE COMMON SPRUCE . . . .314 



34. A THIN SLICE ACROSS ONE OF THE FOLIAGE NEEDLES 



OF THE SILVER FIR . . . . .315 



35. THE UPRIGHT FEMALE CONE OF THE SILVER FIR, 



ABIES PECTINATA . . . . .316 



36. STRUCTURE OF THE FEMALE CONE OF THE SILVER FIR 317 



37. THE FEMALE CONE OF THE COMMON SPRUCE, PICEA 



EXCELSA . . . . . . . 318 



38. THE FEMALE CONE AND THE FOLIAGE OF THE COMMON 



LARCH, LARIX EUROPCEA . . . .319 



39. FEMALE CONE OF THE PINASTER, OR MARITIME PINE 



(PINUS PINASTER) . . . . .323 



40. FEMALE CONE OF THE MONTEREY PINE OF CALIFORNIA 



(PINUS INSIGNIS) . . ... .325 



41. FEMALE CONE OF PINUS MURICATA . . .326 



42. FEMALE CONE OF THE DOUGLAS FIR OF NORTH-WEST 



AMERICA, PSEUDOTSUGA DOUGLASII . . .327 



43. THE FORE-ARM OF MAN, WITH THE SKIN REMOVED so 



AS TO SHOW THE LARGE SUPERFICIAL LYMPHATIC 



VESSELS RESTING ON THE MUSCLES . . .334 



