IV CONTENTS. 



SCIENTIFIC INTELLIGENCE :— 



ZOOLOGY. 



I. Chlorophyll in Green Infusoria. 2. Noctiluca Miliaris. 



3. Actinia Troglodites. 4. Testaceous Mollusca, 177-180 



GEOLOGY. 



5. Action of Water and Air on Basalt. 6. Pleistocene 

 Classification. 7. Observations on some Mines of 

 the United States, . . . 180-181 



CHEMISTRY. 



8. Researches upon the Ethers. 9. Constitutions of the 

 Amides. 10. Alcohol from the Tubercules of Aspho- 

 delus ramosus, .... 181—183 



BOTANY. 



II. On Datura Stramonium. 12. New Himalayan Genera. 



13. Plants in the Crimea, . . 183-187 



MINERALOGY. 



14. Artificial Production of Silicates and Aluminates. 15. 

 Meteoric Iron from Greenland. 16. Analysis of some 

 Minerals, . . . . 185-187 



