ILLUSTRATIONS TO THE SECOND VOLUME. XX111 



239. Plan of the arrangement of the elements of a lobe ) ,, -r, 



,, ,., f,, , , . , > Air. Bowman 493 

 of the kidney of the boa constrictor . . . ) 



240. Part of Fig. 239, shaded and more highly magnified 494 



241. Plan of renal circulation in man and mammalia . 494 



242. Various forms of lithic acid crystals, lithate of ) n TJ i A(\*T 



,,,,., > JJr. _t>eal6 4y7 



soda, oxalate of lime, etc. . . . ) 



243. Casts of uriniferous tubes . . : v - partly after Dr. Johnson 498 



244. Crystals of triple phosphate and cystine . . Dr. Beale 498 



245. Cells from the trabecular tissue of the spleen of 50g 



human foetus . . . ""-. 



246. Muscular fibre-cells from the spleen of the sheep . Mr. Gray 510 



247. Pulp of the spleen . ..... . . 511 



248. Transverse section of the human spleen, shewing ) ^^ 



the mode of the distribution of the arteries . ) 



249. Splenic corpuscle, and its connexion with the 



neighbouring vessels . . v *i -" V : . . 



250. Development of the thymus After Mr. Simon 521 



251. Binary and quaternary divisions of the simple ) 22 



follicles of the thymus . . . . . J 



252. Multiplication of vorticella inicrostoma v . After Ehrenberg 525 



253. Multiplication of Nai's proboscidea * * v Miiller 525 



254. Gemmation of hydra and vorticella . < V , v- ; 526 



255. Conjugation of conferva bipunctata . . . After Meyen 527 



256. Origin and branching of the seminal tubes . . Dr. Beale 539 



257. Transverse section of the vas deferens ... 539 



258. Vesicula seminalis After E. H. Weber 540 



259. A small artery of the corpora cavernosa . . After Kolliker 543 



260. Portion of seminal tubules of man . . . Dr. Beale 545 



261. Spermatozoa of the river cray-fish ... 547 



262. Development of the spermatic filaments of the ) After Kolliker 547 



rabbit J 



263. Ovary of the human subject .... After Coste 552 



264. Mammalian ova ....... 553 



265. Ova in various stages of development from the ) ^ Beale 553 



toad's ovary. . . . ^ . . . . ) 



266. Muscular fibre-cells, from a gravid uterus, in ) ^ft er Kolliker 555 



various stages of development . . . ; 



267. Muscular fibre-cells from the uterus three weeks \ ^.g 



after parturition ) 



/ Altered from \ 



268. Corpora lutea of the human female at different \ Montgomery, r 572 



periods j Kolliker, and f 



C Dalton 5 



269. Cleavage of the yolk in ascaris nigrovenosa, and ( After Kolliker ) ^72 



acuminata (. and Bagge ) 



270. Multiplication of cells in the yolk of ascaris dentata ) A^ er Kolliker 573 



and cucullanus elegans ) 



271. Ova of the guinea-pig in various stages of develop- ( Aft er Bischoff < 575 



ment - ) (576 



