CONTENTS. VI 1 



Page 

 XVII. On toe Conferva which vegetates on the Skin 



OF THE GOLD-FlSII ..... 345 

 (Annals and Magazine of Natural Historj', IX., 1842.) 



XVIII. History of a Case in which a Fluid periodi- 

 cally EJECTED from THE StOMACH CONTAINED 



Vegetable Organisms of an undescrided form 

 (Sarcina Ventriculi) . .351 



(Edinbiirgh Medical and Surgical Journal, LVIL, 1842.) 



XIX. On a Dise.vsed Condition of the Intestinal 



Glands ...... 372 



(Edinburgh Monthly Journal of Medical Science, April 

 1842.) 



XX. Structure and Pathology of kidney and liver 379 



(London and Edinburgh Monthly Medical Journal, May 

 1842.) 



Anatomical and Pathological Observations. — Edin. 1845. 

 XXI. Centres of Nutrition .... 389 



XXII. The Structure and Functions of the Intes- 

 tinal Villi ..... 393 



XXIII. Absorption, Ulceration, and the Structures 



engaged in these Processes . 



XXIV. The Process of Ulceration in Articular Car 



tilages ..... 



XXV. Secreting Structures 



403 



408 

 412 



XXVI. The Testis and its Secretion in the Decaix)- 



Dous Crustaceans .... 429 



XXVIl. The Structure of the Serous Memcrane.s . 43i". 



