EXPLANATION OF PLATES. 



PLATE XVIII. SPLEEN AND THYROID GLAND. 



(To face p. So.) 



1. T. S. of a spleen (cat) (L). 



2. T. S. of a spleen (H). 



3. T. S. of a Malpighian corpuscle (H). 



4. T. S. of the thyroid gland. 



PLATE XIX. KIDNEY. 



(To face f. 86.) 



1. L. S. of a kidney (L). 



2. V. S. of the cortex of a kidney (L). 



3. Bowman's capsule and glomerulus (H). 



PLATE XX. KIDNEY AND SUPRA-RENAL CAPSULE. 



(To face p. 88.) 



1. V. S. of the cortex (straight and convoluted tubules). 



2. Straight tube of the medulla. 



3. Injected blood-vessels of a kidney. 

 4- V. S. of a supra-renal capsule (L). 

 5. V. S. of a supra-renal capsule (H). 



PLATE XXI. SKIN. 



(To face p. 92.) 



1. V. S. of the skin, uninjected and injected (L) 



2. V. S. of the skin (H). 



3. Sweat-glands. 



4. T. S. of a Pacini's corpuscle. 



PLATE XXII. SKIN AND HAIR. 



(To face f. 94.) 



1. V. S. of the scalp with a hair-follicle (L). 



2. A sebaceous gland (H). 



3. A hair without medulla. 

 4- A hair with medulla. 



PLATE XXIII. SPINAL CORD. 



(To face p. 98.) 



1. T. S. of the spinal cord. 



2. Anterior horn of the spinal cord (H). 



3. T. S. of the white matter of the cord (H). 



PLATE XXIV. BRAIN AND NERVE-GANGLIA. 



(To face p. 102.) 



1. V. S. of the cerebellum (L). 



2. V. S. of the cerebellum (H). 



3. V. S. of the cerebrum (L). 



4. Nerve-cell of the cerebrum (H). 



5. L. S. of the Gasserian ganglion (L). 



6. Nerve-cell of fig. 5 without its capsule (H). 



7. Nerve cell of fig. 5 with its capsule (H). 



XV 



