Vi CONTENTS. 



don Microscopical Society : A monograph of the Lim- 

 niades, or fresh-water univalve shells of North Amer- 

 ica, 391. — New Scientific Journals, 392. 



Miscellanies. — On the use of Carbon in Grove's Battery : Eh- 

 renberg's Notices of American Infusoria, 393. — Acarus 

 Crossi, 305. — Remarks upon Mr. Murchison's Anniver- 

 sary Address before the London Geological Society, 396. 

 — Ancient Meteorological Notices, 398. — Meteor of No- 

 vember 10th, 1841, 399. — Terrestrial origin of the alleged 

 Meteoric rain in Hungary : Meteorology : Solar Eclipse 

 of July 8th, 1842, 401. — Vegetable and Animal Fibrine, 

 Albumen, and Caseine, 402. — Oil of Indian corn, 403. — 

 Gold Medal of the Geographical Society, awarded to Prof, 

 Robinson : Discovery of a new Metal : Death of Prof. J. 

 P. Emmet, 404. 



