iv CONTENTS. 



XXIV. Scientific Intelligence — 



GEOLOGY AND MINERALOGY. 



1. On Fan- Shaped Stratification, . . . . . 200 



2. Geognostical position of the numerous masses of native 



Copper in North America, 201 



3. The Great Crater of the Volcano in Hawaii, .. .202 



4. Jamesonite, 203 



5. Crystallized Gold, . . . . . -203 



6. On the Composition of the Asbestus of Scharzenstein in 



the Ziller Thai in the Tyrol, 203 



7. Geokronite, S04 



8. Meeting of the Geological Society of France at Aix, . 204 



9. Sounding Sands, 204 



10. Fossil Foraminifera in the Green Sand of New Jersey, 



(America), 205 



ZOOLOGY. 



1 1. Notice of a Memoir on the Organic Tissues in the bony 



structure of Corallidae, lately read before the Koyal So- 

 ciety. By J. S. BowERBANK, Esq., F.G.S., . • 206 



12. Silk Worms, 207 



13. Snail Trade of Ulm, • . 207 



14. Notice of a Memoir lately read before the Royal Society 



on the ultimate Distribution of the Air-Passages, and of 

 the Modes of Formation of the Air- Cells of the Lungs. 

 By William Addison, F.L.S., Surgeon, Great Mal- 

 vern, 207 



15. Loss and Recovery of Mr Swainson's Library, . . 208 



ARTS, &c. 



16. Speed of Travelling, 208 



17.- Improvement in Paving Streets, . . . . . 208 

 18. Eastern Method of Measuring Time, .... 209 



XXV. New Publications, 210 



XXVI. List of Patents granted for Scotland from 28th 



December 1841 to 16th March 1842, . .211 



XXVII. List of Patents granted for Scotland from 16th 



March 1842 to 23d June 1842, . . .214 



