166 EXPERIMENT STATION EECORD. 



The queen bee, A. Gale {Agr. Gaz. Xeiv South Wales, 11 {1900), No. 3, pp. 

 204-206, figs. G). — The author gives descriptions of the method of formation and 

 appearance of queen cells, and illustrations are given of these cells as built under 

 different conditions. 



Sericulture in Austria during the last 50 years, G. Bolle {Atti e Mem. Ital. 

 a. Sue. Agr. Gorlzki, 40 {1900), Xo. 1-2, ]>]>. 29-39, figs. 7). 



Beetles injurious to fruit-producing- plants, O. Lugger {Minnesota Sta. Bui. 

 66, pp. 8.i-S32, figs. 249). — This Ijulletin contains a brief classification of the various 

 families of beetles and a general account of a large number of species which are 

 known to be injurious to fruit trees and small fruits. In most cases the approved 

 remedies are suggested for treatment of these insects. 



Insect damage to spruce timber in Maine and New Hampshire, A. Carey 

 {Forester, 6 {1900), No. 3, pp. 52-54)- — In northern Vermont and New Hampsliire 

 outbreaks of forest insects occurred about 30 years ago, and also about 15 years ag<i. 

 During investigations which were carried on to determine the cause of the unusual 

 death of spruce timber at the present time, it was found that the damage was due tn 

 the attacks of Dendroctonus polygrapJms var. rufipennis. 



Wood-boring caterpillars, H. Faes {Chron. Agr. Canton Vaiid, 13 {1900), No. 5, 

 2ip. 104-110, figs. 2). — Notes on the habits and life history of Cossus ligniperela, 

 Zeuzera sesculi, and TrocMlium apiforme. 



Some insect notes, F. M. Webster {Ent. News, 11 {1900), No. 4, pp. 436-439).— 

 Notes on Halticus uhleri, Crioceris l£-punctata, Oberea bhnaculata, and Cecidomgia 

 destructor. 



The forest tent caterpillar, E. P. Felt {Country Gent., 65 {1900), No. 2459, 

 p. 217). — Brief notes on the effect of the depredations of these insects upon the 

 quality of maple sugar. 



The occurrence of a plant louse on the roots of sugar beets, P. Doerstlixg 

 {Ztsrlu-. Pflanzerikrank., 10 {1900), No. 1, pp. 21, «',^).— The author reports that a 

 species of aphis appeared in large numbers on the roots of sugar beets during the 

 autumn of 1899. The plant lice were also observed on the under side of the leaves. 

 The damage to sugar beets is estimated at from 30 to 40 per cent in different fields. 

 The species of plant lice was not identified. 



Aspidiotus diffinis, C. L. Marlatt {Ent. News, 11 {1900), No. 4, pp. 425-427).— 

 This scale insect was probably introduced from Europe. It has been reported as 

 infesting basswood in Canada, and it apj^ears that ^-1. fittrophx is a synonym of this 

 species. The insect is found in large numbers on basswoods in Ontario and may 

 perhaps become a species of considerable economic im])ortance. A brief bibliography 

 is added t(j the article. 



A new genus of Atropidae, N. Banks {Ent. News, 11 {1900), No. 4, pp. 431, 

 432). — Psocmella slossonee is described as a new genus and species of this family. The 

 species is reported as attacking butterflies in a collection and may prove to be a 

 museum jjest. 



Cytodites nudus in the common fowl, E. V. Wilcox {Centbl. Bali. u. Par., 2. 

 Abt., 6 {1900), No. 5, pp. 147-153, fig. 9). — A Ijrief discussion of the literature con- 

 cerning this mite, together with notes on its occurrence in Montana. 



The species of the orthopteran genus Derotmena, 8. H. Scidder {Proc. Amer. 

 Acad. Arts and ScL, 35 {1900), No. 19, pp. 385-395). — A monographic account of this 

 genus. 



Metzneria lappella, T. W. Fvles {Canad. Ent., 32 {1900), No. 1, pp. 15, 16). — 

 This European species is reported as feeding on the heads of burdock. 



Phylloxera and the diseases of the vine, V. Thiebaut {Prog. Agr. et Vit., 17 

 {1900), No. J 2, pp. 365-.-J67). 



Phylloxera in Switzerland, B. H. Ridgely ( U. S. Comidar Rpts., 62 {1900), No. 

 S34, pp- 298, 299). — Attention is called to the seriousness of the phylloxera jDroblem 



