ADDITIONS TO THE LIBRARY 



DURING THE YEAR 



1880. 



Abeille (L'), redige par M. S. A, de Marseul. Nos. 220— 238. The Editor. 

 Adolph (Dr. G. Ernst). Ueber Insektenfliigel, Halle, 1880. F. Grut. 



Ueber abnonne ZeUenbilduBgen einiger Hymenopterenfliigel, Halle, 

 1880. F. Grut. 



Agassiz (Alexander). Annual Eeport of tbe Curator of the Museum of Com- 

 parative Zoology at Harvard College for 1879-80. Cambridge 

 (Mass.), 1880. The Author. 



Obituary Notice. L. F. de Pourtalfes. The Author. 



American Entomologist (Tbe). An Illustrated Magazine devoted to Practical 

 and Popular Entomology. Edited by C. V. Riley and A. S. Fuller. 

 New Series, Nos. 4, 5, 8, 9, and 11. New York, 1880. 



The Editors. 



American NaturaUst (The). Vol. XIII., No. 12. Vol. XIV., Nos. 1, 3—9, and 11. 

 Philadelphia, 1879-80. The Editor. 



Berg (Dr. Carlos). Hemiptera Argentina enumeravit speciesque novas 

 descripsit. Bonariaj et Hamburgo, 1879. The Author. 



Apuntes Lepidopterologicos. Buenos Aires, 1880. The Author. 



Sinonimia distribucion Geografica de la Langosta peregrina. \_Acridium 

 (Schistocerca) peregrinuvi (Oliv.), Stal.] The Author. 



Observaciones acerca de la Familia Hyponomeutidce. Buenos Aires, 

 1880. The Author. 



Bertkau (Dr. Philipp). Bericht iiber die wissenschaftLichen Leistungen im 

 Gebiete der Entomologie wahrend der Jahre 1877 und 1878. 8vo. 

 Berlin, 1879. Furchased. 



Brady (G. Stewardson), M.D. A Monograph of the Free and Semi-Parasitic 

 Copepoda of the British Islands. 3 vols. 8vo. London (Ray 

 Society), 1878 and 1880, J. W. Dunning. 



Butler (Arthur Gardiner). Illustrations of Typical Specimens of Lepidoptera 

 Heterocera in the Collection of the British Museum. 4to. London, 

 1879. Trustees of British Museum. 



Cameron (Peter). A Catalogue of the British Tenthredinidce. 8vo. Glasgow, 

 1878. The Author. 



The Fauna of Scotland, with special reference to Clydesdale and the 

 Western District. Hymenoptera. Part I. 8vo. Glasgow, 1878. 



The Author. 

 Canadian Entomologist (The). Edited by William Saunders. Vol. XL, No. 12. 

 Vol. XIL, Nos. 1—10. The Editor. 



