Xll LIST OF ILLUSTRATIONS. 



PAGE 



24. Skulls of Pigeons, viewed laterally 172 



25. Lower Jaws of Pigeons, seen from above .. .. .. 173 



26. Skull of Runt, seen from above 174 



27. Lateral view of Jaws of Pigeons 174 



28. Scapula of Pigeons .. 176 



29. Furcula of Pigeons 176 



30. Spanish Fowl 238 



31. Hamburgh Fowl 239 



32. Polish Fowl 240 



33. Occipital Foramen of the Skulls of Fowls .. .. 274 



34. Skulls of Fowls, viewed from above, a little ob- 



liquely .. 275 



35. Longitudinal sections of Skulls of Fowls, viewed 



laterally 277 



36. Skull of Horned Fowl, viewed from above, a little 



obliquely 279 



37 Sixth Cervical Vertebra of Fowls, viewed laterally 281 



38. Extremity of the Furcula of Fowls, viewed later- 



ally 282 



39. Skulls of Ducks, viewed laterally, reeuced to two- 



thirds OF THE NATURAL SIZE 297 



40. Cervical Vertebra of Ducks, of natural size ... .. 298 



41. Pods of the Common Pea 347 



42. Peach and Almond Stones, of natural size, viewed 



edgeways 358 



43. Plum Stones, of natural size, viewed laterally .. 366 



