LXX SOCIÉTÉ ROYALE MALACOLOGIQUE DE BELGIQUE 



PHILADELPHIE, PA. {Suite). 



Wagner free Institute of Science of Philadelphia. 



Transactions : lll, 5. 

 The American Naturalist. 



The Naulilus, a monthly devotkd to the interest of Conchologists : XHL 

 1899-1900, 10-12; XIV, 1900-1901, 1-5, 7-8. 



PORTLAND, MAINE. 



Portland Society of Natural history. 



Proceedings. 



ROCHESTER, N. Y. 



Rochester Academy of Science. 

 Proceedings : IIÏ, 2. 



SAINT-LOUIS, MO. 



Academy of Natural sciences of Saint- Louis. 

 Transactions : IX, 1899, 6, 8-9; X, 1900, 1-8. 



SALEM, MASS. 

 Essex Institute. 

 Bulletin. 



SAN-DIEGO, CAL. 



West American Scientist (A popular monthly Rcview and Record for 

 the Pacific coast). 



XI, 1900, n«« 84-93. 



SAN-FRANCISCO, CAL. 



California Academy of Natural Sciences. 



Memoirs : (In-4"). 

 Proceedings. 

 occasional papers. 



California State Mining fiureau. 



Bulletin. 



SPRINGFIELD, ILL. 



Geological Survey of Illinois. 



TUFTS COLLEGE, MASS. 



Tufts Collège Studies. 

 Scientific séries^: VI. 



UNIVERSITY, ALA. 



Geological Survey of Alabama. 



Bulletin : VI (Jacksonvillc, 1900). 



Report ON tue Warrior coal hasin (Jacksonville, 1900). 



