326 Miscellaneous Intelligence. 



approach and retreat of the cold and ice of the Glacial era (which 

 has been illustrated by different authors with respect to plants 

 aals generally, and in Europe as regards man) to man in 

 North America, but without any special facts in proof of the 

 suggested migration. 



> 3. The California State Geological Society "has been recently 

 incorporated for the purpose of making a collection of mineral 

 products of the Pacific coast," promoting the progress of 

 Geology, and "encouraging the study of Geology in all its 

 branches." The President of the Society is Mr. Henry G. Hanks, 

 and the Secretary S. Heydenfeldt, Jr. 



4. Meteorology of Golden, Colorado, in lat. 39° 44' 24' N., 

 long. 28° 8' 10' W., 5,618 feet above the sea.— Mean temperature 

 for 1876, 51-64° F. ; precipitation 18-36 in.; mean temperature of 

 the warmest day 80-7° F. ; do. of tl u ,-h 10) 8° F. 

 above zero; mean temperature of the winter months, 36-18° F. ; 

 spring, 45-90; summer, 69-90; autumn, 54-60; winds between 

 N.K and b.E. 20 to 30 days for the several seasons, and between 

 W., S. and S.E. 20 to 30 days for the several seasons, and between 

 N. and S.W., 57 to 72 days for the seasons.— E. L. JJ, 

 Colorado Transcript for Jan. 10. 



5. The American Microscopical Society of the City of New 

 lork.—At the annual meeting held January 9th, the following 

 2? < i er L^f re elected for the ensuin £ year: President, John B. 

 Rich, M.D., 1 West 38th street, N. Y. ; Vice-President, Wni. H. 

 Atkinson, M.D., 41 East 9th street, N. Y. ; Secretary, O. G. 

 Mason, Bellevue Hospital. 



6. Remarks on the Structure of Precious Opal.—Yrot Leidy 

 has an article in the Proceedings of the Academy of Natural Sci- 

 ences of Philadelphia for 1876, p. 195, on the microscopic structure 

 ot the opal of Queretaro, Mexico. 



7 Shoal in the Atlantic 300 to 400 miles northeast of Madeira 

 r- St. Vincent.— Commander Gorringe, of 

 the Lmted States sloop Gettysburg, has discovered a bank in 

 36 29 N. and 11° 33' W. with only thirty-two fathoms water over 

 it and 1525 fathoms to the southeast and southwest of it. It is 

 about 200 miles west of the Josephine Bank which has a depth of 

 eighty-two fathoms, and lies nearly in a line between Madeira and 

 <-apc >t. \ incent. Nature, of March 1, gives a map of that 

 portion of the Atlantic from Capt. Gorringe's soundings and those 

 ~ ^873, and the German frigate 



r Waltekshausen, the distinguished 

 irs on volcanic rocks, minerals, and 

 piicumneua, including extended treatises on those of Iceland 

 and Etna, and Professor of Mineralogy and Geology in the 

 University of Gottingen, died on the 16th of October last, at the 

 age of nearly sixty-seven. He was the author also of memoirs on 

 terrestrial magnetism, meteorology and paleontology. 



