OF WASHINGTON, VOLUME XVIII, 191t> 67 



BERTHOUMIEU, V. 



1904 Ichneumoninae Genera Insectorum Fasc. 18c. 

 BRADLEY, J. CHESTER. 



1908 The Evaniidae, Ensign flies, an archaic family of Hymen- 



optera. Trans. Amer. Ent. iSoc., vol. 27, pp. 101-194. 

 CAMERON, PETER. 



1882 A Monograph of the British Phytophagous Hymenoptera, 

 vol. 1, Ray Society London. 



COCKERELL, T. D. A. AND ROBBINS, W. W. 



1910 An Introduction to the Study of Rocky Mountain Bees. 

 Univ. Colo. Studies, vol. 7, no. 3. 



COMSTOCK, J. H. AND NfiEDHAM, J. G. 



1898 The wings of Insects IX The Venation of the Wings of 



Hymenoptera. Amer. Nat., vol. 32, pp. 413^124. 

 COSTA, A. 



1867-1871 Prospetto sistematico degli Imenotteri Italiani. Cata- 

 logued from Andre. 

 CRESSON, E. T. 



1887 -Synopsis of the Families and Genera of the Hymenoptera 

 of America, North of Mexico. Supplementary volume of 

 Trans. Amer. Ent. Soc. 

 DAHLBOM, A. G. 



Some works catalogued by Andre, and 1845 Hymenoptera Euro- 



paea, vol. 1. 

 DALLA TORRE, K. W. AND KIEFFER, J. J. 



1910 Cynipidae Das Tierreich Berlin. 

 DAVIS, G. C. 



1897 A Review of the Ichneumonid subfamily Tryphoninae. 

 Trans. Amer. Ent. Soc., pp. 193-348. [Follows Cresson 

 1887.] 

 ENSLIN, E. 



1912 Die Tenthredinoidea Mitteleuropas I. Deutsch. Ent. 



Zeitschr. Beiheft. 

 FALLEN, C. F. 



Catalogued from Andre. 

 FENCER, W. H. 



1862 Allgemeine Orismologie der Ameisen, mit besondeivi 

 Berucksichtigung des Werther der Classifications^ 

 merkmale. Archiv. Naturges., col. 28, p. 282-352. [This 

 paper came into our hands too late to be included in the 

 text, but most of the terms are the same as those used by 

 Mayr.] 

 FERNALD, HENRY T. 



1906 The Digger Wasps of North America and the West Indies 

 belonging to the subfamily Chlorioninae. Proc. U. S. 

 Nat. Mus., vol. 31, pp. 91-423. [Gives figures of wings of 

 Animobia ichneumonia with the usual American nomon- 



