128 Enzio Beuter. B 



Costa Rica. 



San José: Museo National. Republica de Costa Rica. 



Anales : 



Danemarc. 



Kjöbenhavn: K. Danske Videnskabernes Selskab. 



Skrifter (Mémoires). 6:te Ra?kke, naturvidenskab. og mathem, 



Afdeln.: IX, 7-8. 1901; X, 3. 1901; XI, 1. 1901. 4:o. 

 Oversigt: 1901; 1902, 1. 



— Naturhistorisk Förening. 



Videnskabelige Meddelelser: 1901. 



— Botanisk Förening. 



Botanisk Tidskrift: XXIV, 1—2. 1901. 

 Meddelelser : 

 Medlemsliste: 

 ■ — Entomologisk Förening. 



Espagne. 



Madrid: R. Academia de Ciencias. 



Memorias: XIV. 1890 1901. Atlas, Fasc 1. 1891—1900; XIX, 



1. 1893—1900. 4:o. 

 Bevista ; 



États-Unis. 



Baltimore, Md.: Johns Hopkins University. 



Circulars: XIX, 144—147. 1900; XX, 148—149, 152—153. 1900 



—1901; XXI, 154—157. 1901. 4;o. 

 Memoirs from the Biological Laboratory: 

 Grave, C. Ophiura brevispina. Dissert. Baltimore 1900. 4:o. 

 » The Oyster reefs of North Carolina. Baltimore 1901. 



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



Proceedings: XXXVI, lG-29. 1901; XXXVII, 1-5. 1901. 



— Boston Society of Natural History. 



Memoirs: 

 Proceedings : 

 Occasional Papers: 



Bridgeport, Conn.: Bridgeport Scientific Society. 



List of Birds. 



