XVII. 



CONTENTS. iii 



Glauconitc, 155 



Neocomian Formation, 156 



Tertiary Formations, 156 



Molassc, 159 



Nagelflue, 159 



Diluvium and Erratic Blocks, 161 



General Conclusions, 162 



On the structure of the Intestinal Villi in Man and 

 certain of the Mammalia, with some observations 

 on Digestion, and the Absorption of Chyle. By 

 John Goodsir, Esq., M.W.S., Surgeon, and Con- 

 servator of the Museum of the Royal College of 

 Surgeons, Edinburgh. Communicated by the 

 Author, . . . . . . . .165 



XVIil. On a New Genus, and on Six New Species of 

 Crustacea, with Observations on the development 

 of the Egg, and on the metamorphoses of Caligus, 

 Carcinus, and Pagurus. By Henry D. S. Good- 

 sir, Esq., Surgeon, Anstruther. Communicated 

 by the Author. 174 



SECT. I. — On a New Genus, with descriptions of Three 

 New Species of Stouiapoda, . . . . . 1 74 



SECT. II. — On the development of the Ova, and on the me- 

 tamorphoses of Caligus, 1 78 



SECT. III. — On Zoe — The development of the Ovum, and 

 the metamorphoses of Carcinus Maenas, and Pagurus 

 Bemhardus, .181 



SECT. IV. — On the Structure and Habits of the Caprellae ; 

 with descriptions of some new Species, . . .183 



XIX. Additional Observations on Fibre, contained in a 

 Memoir lately read to the Royal Society of Lon- 

 don. By Martin Barry, M.D., F.R.S., Lond. 

 and Ed., .192 



XX. Lord Gray's Meteorological Table for 1841, 



195 



XXI. Proceedings of the Royal Society of Edinburgh. 



Continued from vol. xxxi. p. 401, . . .196 



XXII. Proceedings of the Wernerian Natural History 



Society. Continued from vol. xxxii. p. 400, . 197 



XXIII. Procedings of the Royal Scottish Society of 



Arts . . . .199 



