ISTITUTI SCÌENTIFICI CORRISPONDEXTI IX 



7. Buffalo Society of Natural Sciences — Buffalo N. Y. U. B. 



of A. (1886 Bulletin). 



8. Field Museum of Natural History — Chicago U. S. A. 



(1895 Publications). 



9. Davenport Academy of Natural Sciences — Davenport 



(Iowa) (187G Proceedings). 



10. Iowa Greological Survey — Des Moines (Iowa) (1893 Annual 



Report). 



11. Indiana Academy of Science — Indianapolis (Indiana) 



(1895 Proceedings). 



12. Wisconsin Academy of Sciences, Arts and Letters — Ma- 



dison (1895 Transactions, 1898 Bulletin). 



13. University of Montana — Missuola (Montana) U. S. A. 



(1901 Bulletin). 



14. Connecticut Academy of Arts and Sciences — New-Haven 



(1866 Transactions). 



15. Academy of Natural Sciences — Philadelpliia (1878 Pro- 



ceedings, 1884 Journal). 



16. American Philosophical Society — Philadelphia (1899 Pro- 



ceedings). 



17. Greological Society of America — Rochester N. Y. U. S. 



A. (1890 Bulletins). 



18. California Academy of Sciences — ■ San Francisco (1854 



Proceedings, 1868 Memoirs, 1880 Occasional Papers, 1884 

 Bulletin). 



19. Academy of Science of St. Louis — St. Louis (1856 Tran- 



sactions). 



20. The Missouri Botanical Garden — St. Louis Mo. (1898 



Annual Report). 



21. Kansas Academy of Science — Topeka (Kansas) (1883 



Transactions). 



22. United States National Museum — Washington (1885 Bul- 



letin, 1888 Proceedings, 1891 Annual Reports, 1892 Spe- 

 cial Bulletin). 



23. United States Geological Survey — Washington (1872 



Annual Report, 1873 Report, 1874 Bulletin, 1880 Ann. 

 Report, 1883 Bulletin, 1883 Mineral Resources, 1890 Mo- 

 nographs, 1902 Profess. Papers, 1902, Water Supply and 

 Irrigation Paper). 



24. Smithsonian Institution — Washington (1855 Ann. Report). 



25. Carnegie Institution of Whasington — Washington (1905). 



