donations and exchanges. 749 



Naturhistoriske Forening 1 Kjobenhavn — 

 Videnskabelige Meddelelser for Aaret 1911, lxiii.,(l 912). 



Decatur, 111. 



American Microscopical S(iciety — 



Transactions, xxx.,3-4; xxxi., 1(1911-12). 



Dublin. 



Royal Dublin Society — 

 Economic Proceedings, ii., 3-4(1911). 

 Scientific Proceedings. New Series, xiii., 11-23(1911-12). 



Royal Irish Academy — - 

 Index to Serial Publications, 1786-1906(1912). 

 Proceedings. Section B. xxix., 7-9 ; xxx., 1-2 ; xxxi., 2, 10-13, 



16-20, 23, 24, 26-31, 35, 36, 40, 41, 43, 44, 46, 53, 56-60, 63, 



65(1911-12). 



Durham. 



Univkrsity of Durham Philosophical Socikty — 

 Proceedings, iii.,4-5; iv.,l-4( I 910-12). 



Edinburgh. 



Royal Society of Edinburgh — 

 Proceedings, xxxi., 5, T.p., etc.; xxxii., 1-3(1912). 

 Transactions, xlviii., 1(1912). 



Florence. 



Societa Entomologica Italian \ — 

 BuUetino. xlii., 1910(1910). 



Frankfurt am Main. 



Senckenbergische Naturforschende Gesellschaft — 

 Abhandlungen. xxix., 4; xxxiv., 1-2(1911). 

 Beriebt, 42, 1911, 1-4(1911). 



Freiburg i Br. 



Naturforschende Gesellschaft zu Freiburg i. Br. — 



Bericbte, xix., 1-2(1911-12). 



Garrison, N.Y. 



Amkrican Naturalist, xlv., Nos. 539-540; xlvi., Nos. 541-550 

 (1911-12). 



