163 



EXCHANGES. 



Abo — Acta Academial Aboensis. 



Basel (Switzerland) — Verhandlungen der Naturforchenden Ge- 



sellsohaft in Basel, 1919-20. 

 Belfast — Proceedings of the Belfast Naturalists' Field Club, 



1920-21. 

 Bergen (Norway) — Publications of the Bergen Museum 

 Birmingham — Proceedings of the Birmingham Natural History 



and Philosophical Society. 

 Bologna — Publications of the Science Academy of the Institute 



of Bologna. 

 Brighton — Annual Report and Proceedings of the Brighton and 



Hove Natural History Society, 1920. 

 Brooklyn — Bulletins of the Brooklyn Museum. 

 Brussels — Annals de la SocieteRoyale ZoologiqueetMalacologique 



de Belgique, 1914-1920. 

 ,, Bulletin de la Societe Royale de Botanique de 



Belgique. 

 Buenos Aires — Anales del Museo Nacional del Historia Natural. 

 Buffalo — Bulletins of the Buffalo Society of Natural Sciences. 

 California — Publications of the University of California. 

 Calcutta — Memoirs of the Geological Survey of India. 

 „ Records of the Geological Survey of India. 



Cambridge (u.s.a.) — Bulletins of the Cambridge Museum of 



Comparative Zoology. 

 Cambridge — Proceedings of the Cambridge Philosophical Society. 

 Cardiff — Transactions of the Cardiff Naturalists' Society, 



1917-18. 

 Cardova — Boletin de la Academia National de Ciencias. 

 Chicago — Publications of the Field Museum of Natural History. 

 Christiana — Forhandlinger Vidrskapssilskapet I Kristianna. 

 Cincinnati — Publications of the Lloyd Library. 



