= 3e 
etghebuer, Me Cerat opog oninae de Belgique. 116 pe, illus. Bruxelles, Hayez, 
Imprimeur de l'Académie royale de Belgique, 1920. (Mémoires du Musée royal 
d'histoire naturelle de Belgiquo, ve 8, no» 3e) Distributed September 15, 
1920, 



oot, Ps. van der Beitrage zur kenntnis der hollandischer plattleuse ~ eine 
morphologisch=systematische studie, 600 pa, 8 plates. Haarlem, HD. Tjeenk 
Willink & Zon; Berlin, R.» Friedlander & sohn, 1915~ 
Litteratur-verzeichnis, pe 5858593. 
Haviland, Maud De Bionomics and development of Lygocerus testaceimanus, Kieffer, 
nd Lygocerus cameroni, Kieffer (Proctotrypoidea ~ Ceraphronidae ), 
ff 
parasites of Aphidius (Braconidae )+ Quarterly Jours« Micros. Scie new sere 
nos 257 (ve65, pte 1), pe 101-127, illus. December, 1920, 
Bibliography, pe 126-127» 
Hess, R. A. Der forstachutzses 4 aufle 2 ve, illuss, plates. Leipzig, (etce) 
Ths os Teubner, 1914-1916. 
Hill, G. Fe. Relationship of insects to parasitic diseases in stock. Pts Ils 
Certain points in the life history of Melophagus ovinus Linn., the 
sheep louse-fly, or "Sheep-tick." Proc. Royal Socs Victoria, v» 31 (new 
S6€re)y Pts 1; ps 77-107. 
Montana - Live stock sanitary board. (Contribution) vy ly NO«e 3, January, 192le 
(Helena? 1921.) Contents: Preparation of a crude oil emulsion dip with plans 
for the construction of a dipping vat, chutes and corrals and directions for 
dipping cattle affected with cattle scabe 
“Soraver, Paul. Manual of plant diseases. Hd,» 3, By Prof, Paul Sorauer in 
collaboration with Prof. Dr» Gs Lindau anc Dre Le Reh. Translated by 
Frances Dorrances ve ls Non-parasitic diseases, by Paul Sorauer, Berline 
888 p. ( in 10 pts.) illus. Wilkes-Barre, Pas, The Record Press, 1914-1920: 
“gtitt, E.R. Practical bacteriology, blood work and animal parasitology, 
including bacteriological keys, zoological tables and explanatory 
clinical notesee. 6th eds, reve and enl.e 633 pe, illuse, platese 
Philadelphia, Pe Blakiston's Son & Co» (1920. ) 
ter-en orienterande handbok vid studiet av 
Tullgren, Albert Svenska insek 
och Kimar Wahlgrene ee Hits ly 
vortlands insekfaunas ae Alf. Tullgreness 
jllus,, col. plates. Stockholm, 1920. 
Van Duzee, M. Ce The dipterous genus Dolichopus Latreille in North Americas 
By M. CG. Van Duzee, F. R. Cole, and J. M. Aldrichs 304 pe, 16 platese 
Washingt on, Government Printing Office, 19cl. (Smithsonian Institutions 
U. S$. National Museum Bulletin 1163") 
Wesenberg-Lund, C. Je Contributions to the biology of the Danish Culicidac se 
Kobenhavn, Hovedkommissionaer: Andr. Fred Host & Sohn, Kgl Hof-boghandel 
Blanco Lunos Bogtrykkeri, 1920-21» 210 pe, 21 plates. (Ds Kgl. Danske 
Vidensk. Selske Skrifter. Naturvs 0g mathematisk Afd. 8, Raekke, be Oc 
At head of title: Mémoires de ltAcademie royale des sciences et des 
de Danemark, Copenhague, Section des sciences, ame gerie, te VII, noe la 
List of literature, pe 198-208» 
lettres 
