170 EXPERIMENT STATION RECORD. [Vol.40 



A pest of plantations, C. Moreira (Chaearas e Quintaes, 11 (1918), No. 2, p. 

 123; abs. in Rev. Appl. Ent., Ser. A, 6 (1918), No. 6, p. 256).— The author 

 records great injury to gardens and potato fields by the blister beetle Epieauta 

 aiomaria. 



A second food plant for the cherry leaf beetle, E. C. Van Dyke (.lour. Boon. 

 Ent.. 11 (IMS), Xo. 5. p. 431). — The author has found GalcruccUa cavicoUis to 

 feed in numbers on the leaves of Rhododendron calendulaeeum in the Black 

 Mountains, North Carolina. 



Lasioderma serricorne, a coleopteran injurious to tobacco and other plant 

 products at Deli, Sumatra, L. P. de Bussy (Meded. Deli Proefstat. Medan, 10 

 (1917), No. 6, pp. 129-151, pi. 1; abs. in Intermit. Inst. Afir. [Rome]. Intemat. 

 Rev. Sei. rind Pract. Agr., 8 (1911), No. 12, pp. 1303. ISO.',).— The cigarette beetle 

 is said to occur in Sumatra wherever tobacco is prepared for the market and 

 also among numerous other plant products. 



The black-eye pea weevil, F. W. Urich (Bui. Dept. Agr. Trinidad and 

 Tobago, 11 (1918), No. 1. pp. l.',-16).—A summary of information on liruchus 

 (Pachymertu) quadrimaculatus, which, though of tropical origin, is now cos- 

 mopolitan. 



Curculionid enemies of the vine, J. FKTTATTO (I'er. Vit., .',8 {1918). No. I 

 pp. 5-10. pi. I).— A brief summary of information on the curculionid enemies of 

 the grapevine, together with a colored plate with illustrations of OHorhynchua 



lif/Ufttici and 0. BillcatU8. 



Beekeeping for West Virginia, 0. A. Reese (W. Va. Dept. Agr. Bill. S3 

 {1917), pp. 52, figs. 30). — A practical guide for the beekeeper. 



The segmentation of the abdomen of the honeybee (Apis mellifica), J. A. 

 Nelson (Ann. Ent. Soc. Amer., 11 (1918), No. 1, pp. 1-8, fig*. 1). 



Additional notes on the life history of Bombus auricomus. T. EL FaiSOH 

 (Ann. Ent. Soc, Amer., it (1918), No. 1. pp. }.?-.;.''. figs. 2).— The author's studios 

 of this species, of which earlier studies have been noted (E. S. R., 38, p. 501 i. 

 are summarized as Follows : 



"The nests are usually established [in the vicinity of Champaign, 111.] some 

 time between the middle of May and the middle of June. The bumblebees of 

 this species are of a docile disposition as compared with such a species as 

 B. pennsylvanicU8. The colonies are of rather small si7,o. The workers some- 

 times lay eggs which are capable Of hatching. The eggs are laid in separate 

 cells, several Of which may be adjoining but the cell individuality is never lost 

 The larva continue to remain isolated from other individuals in the same stage 

 of development. The life cycle varies in Individual cases, but may be said to Last 

 for all sexes about :'».."> weeks." 



The wheat jointworm and its control. W. J. Phillips (U. S. Dept. .1<"\. 

 Fanners' liul. 1006 (1918), pp. lh- fig*- 18). — This is a more extended account 

 than that by Webster, previously noted (B. S. K.. 17, p. 78.")). An account 

 by Houser has also been previously noted (E. S. 11., 25, p. 561). 



FOODS— HUMAN NUTRITION. 



The significance of fats in the diet. E. II. STABLING [Brit. Med. Jour., No. 

 3005 (1918), pp. 105-101).— The requirements of the body for fats and the sig- 

 nificance of these substances in ordinary metabolism are discussed. 



It is pointed out that while, strictly speaking, there is no evidence of an 

 absolute physiological minimum of fat in the diet provided that the caloric 

 value of the whole diet is sufficient to meet the total energy needs of the body 

 and to provide a surplus for fat formation, practically a certain amount of fat is 



