"2 Enzio lieiitcr. 



États-Unis. 



Baltimore, Md.: Johns Hopkins University. 



Girculars: XV, 125—126. 1896; XVI, 128. 1897. 4:o. 

 Memoirs from the Biological Laboratory. II. 4:o. 



Boston, Mass.: American Academy of Arts and Sciences. 

 Proceedings: XXXI. 1896; XXXII, 1. 1896. 

 — Boston Society of Natural History. 

 Memoirs: V. 1—2. 1895. 4:o. 



Proceedings: XXVI, 4. 1895; XXVII. p. 1—74, 201— 241. 1896. 

 Occasional Papers: 



Bridgeport, Conn.: Bridgeport Scientific Society. 



List of Birds: 



Cambridge, Mass.: Museum of Gomparative Zoölogy. 



Memoirs: XXII. 1896. 4:o. 



Bulletin: XXVIII, 2—3. 1896; XXIX, 2—6. 1896; XXX, 2— 5. 



1896-97; XXXI, 1. 1896. 

 Annual Report: 1895—96. 



Chapel Hill, N. C: Elisha Mitchell Scientific Society. 



Journal: XII, 2. 1895. 

 Chicago, III.: Academy of Sciences. 



Bulletin: II, 2. 1895. 



Annual Report: 1895. 

 Davenport, lowa: Academy of Natural Sciences. 



Proceedings : 

 Madison, Wisc.: Wisconsin Academy of Sciences, Arts and Lett res. 



Transactions : X, 1894 — 95. 

 Meriden, Conn.: Scientific Association. 



Transactions: VII. 1894—95. 



Proceedings : 



Annual Address: 



Minneapolis, Minn.: Geological and Natural History Survey of 

 Minnesota. 



New-Brighton, N. Y.: Natural Science Association of Staten Is- 

 land. 



Proceedings: V, 7- 10. 1896; VI, 1—6. 1896—97. 

 Special: 21. 1896. 



New-Haven, Conn.: Connecticut Academy of Arts and Sciences. 



Transactions: 



