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VIII. — On the Comparative Histology and Physiology of the Spleen. 

 By A. J. Whiting, M.D.* (With Three Plates.) 



(Read 10th January 1893.) 



CONTENTS. 



PART I. 



Ox the Comparative Histology of the Spleen. 



Chapter I. 



PAGE 



The Supporting Framework of the Spleen, . . . 254 



The Tunica Serosa — 



in the Skate, Ling, and Cod, 255 



in the Frog, Tortoise, Grass Snake, .... 255 

 in Birds and Mammals, 255 



The Tunica Propria, the Trabeculaa, and the Hilar Sheath — 



in the Skate 255 



in the Ling, 255 



in the Frog, 256 



in the Tortoise, 256 



in the Grass Snake, 256 



in the Hawk, 257 



in the Rook, 257 



in the Pig, 257 



in the Ox, 257 



in the Sheep, 258 



in the Dog, 258 



in the Cat 258 



in the Narwhal, 258 



in the Porpoise, 258 



in the Rabbit, Rat, and Guinea-pig, .... 259 



in the Hedgehog 259 



in Man, 259 



Summary, 260 



Chapter II. 



The Adenoid Sheath of the Splenic Arteries and the Splenic 



Follicles, 260 



The Adenoid Sheath — 



in the Cod, . 262 



in the Skate 262 



in the Frog 262 



in the Tortoise, 262 



in the Grass Snake, 263 



The Splenic Follicles — 



in the Rook, . . 263 



in the Ox, 263 



in the Sheep, 264 



in the Pig, 264 



in the Cat, m 264 



in the Dog 265 



in the Porpoise 265 



The Splenic Follicles {continued) — 



in the Narwhal, 265 



in the Rabbit, . 266 



in the Rat, . 266 



in the Guinea-pig, ....... 266 



in the Hedgehog, 267 



in Man 267 



Summary, ......... 268 



Chapter III. 

 The Ellipsoidal Sheath of the Splenic Arteries and the 



Splenic Ellipsoids, 269 



in the Skate, 269 



in the Cod, 269 



in the Frog, 269 



in the Tortoise, 270 



in the Grass Snake, 270 



in the Hawk, 270 



in the Rook, 270 



in the Pigeon 271 



in the Ox, 271 



in the Sheep, 271 



in the Pig, 272 



in the Dog, 272 



in the Cat, 272 



in the Porpoise and Narwhal, 273 



in the Rabbit, Eat, Mouse, and Guinea-pig, . . 273 



in the Hedgehog 273 



in Man 273 



Commentary, ......... 273 



Summary, 274 



Chapter IV. 



The Splenic Pulp, . . .275 



in the Dog, 275 



in the Skate 276 



in the Cod and Ling, 276 



in the Frog, 277 



in the Tortoise, 278 



in the Grass Snake, 279 



. 279 



. 279 



. 279 



. 281 



. 282 



. 284 



. 285 



in the Rabbit, 285 



* This paper consists of the principal part of a thesis presented to the University of Edinburgh in 1892, for the 

 degree of Doctor of Medicine, which was awarded a gold medal and an equal share of the Goodsir Prize. 



VOL. XXXVIII. PART II. (NO. 8). 2 M 



in the Hawk and Pigeon, . 



in the Rook, 



in the Pig, Sheep, and Ox, 



in the Dog, 



in the Cat, 



in the Porpoise, 



in the Narwhal, 



