XXVI LIST OF WOOD-ENGRAVINGS. 



FIG. PAGE 



269. Embryo Dog, showing junction of umbilical vesicle with intestinal canal . 998 



270. Origin of Liver from intestinal wall ; after Miiller .... 999 



271. First appearance of the Lungs ; after Wagner . . . . 1000 



272. State of urinary and genital apparatus in early embryo of Chick ; after Miiller 1001 



273. Urinary and generative organs of a Human Embryo . . . 1004 



274. Elements of a Vertebra ; after Owen ... . . . 1005 



275. Human Embryo of sixth week ; after Wagner .... 1009 



276. Brain of Human Embryo at twelfth week ; after Tiedemann . . 1010 



277. Diagram representing the comparative viability of the male and female at 



different ages ; after Quetelet . . . . .1016 



278. Diagram representing the comparative heights and weights of the male and 



female at different ages ; after Quetelet ..... 1017 



279. Mammary Gland ........ 1018 



280. Vertical section of Mammary Gland . . . . . .1018 



281. Distribution of Milk-Ducts in mammary glands ; after Sir A. Cooper . 1019 



282. Termination of a portion of Milk-Duct in a cluster of follicles ; after Sir A. 



Cooper . ....... 1020 



283. Mammary Follicles with contained cells ; after Lebert . . . 1020 



284. Views of Prognathous Skull ; after Prichard .... 1033 



285. Views of Pyramidal Skull ; after Prichard ..... 1034 



286. View of Oval Skull; after Prichard . ..... 1034 



