BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 365 



2394. EILEY, C. V. Continued. 

 TABLE OF CONTEXTS Continued. 



Insects affecting barley 575 



The -white-grub (Lachnosterna fusca, Frohl.), 575 The barley 

 root-louse (ScMzoueura sp.), 575 The grain Aphis (Siphonophora 

 arena?, Fab.), 576. 



Insects frequenting or depredating upon buckwheat 576 



Supposed exemption from insects, 576 Mode of observation, 

 576 Signification of symbols, 576 List of insects, 576. 



Insects affecting timothy, 578. 



The glassy cut- worm (Hadena devastatrix, Brace), 578 Outbreak 



in Indiana in 1886, 578 Doubt as to species concerned, 578 

 Method of work, 579 Traveling, 579 Parasites, 579 Damage, 

 580 Condition of fields in October, 580 The grain Spheno- 

 phorua (Sphenophorus parvulus, Gyll.), 580. 



Insects affecting white-clover .. 580 



The flavescent clover weevil (Sitones flavescens, Allard), 580 

 Infests alsike, 580 Mode of attack, 580 Distribution, 580 

 Eggs and larvae, 580 Hibernation, 580 Summary of life-hie- 

 tory, 581 The clover-stem maggot (Oscinis sp.), 582 Descrip- 

 tive, 581 Time and place of ovi position, 581 Number of 

 broods, 581. 



Report on experiments in apiculture. By N. W.McLain 583 



Letter of transmittal; 583 The "quaking disease," 583 Nature 

 of the disease, 583 Odor of infested hives, 583 Treatment 

 with brine and soda, 583 Another form of the disease, 584 

 The foul-brood disease, 584 It is contagious, 584 Live pollen 

 the medium, 584 Treatment, 584 Results of treatment, 585 

 How the disease spreads,. 587 The control of reproduction, 

 587 Difficulties, 587 Experiments in 1885, 588 Device for 

 holding the queen, 588 Differences in drones, 589 Proportion 

 of impotent individuals, 589 Mr. Baldwin's experiments at 

 Clarksville, Mo., 589 Comments, 590 Fertilization in con- 

 finement, 590 Apparatus, 590 Results of experiments, 590 

 Proposed experiments, 591. 



2395. EILEY, C. V. The Hessian-fly in England j its origin ; its past ; 



its future. <London Times, 17 October, 1887. S.-b. No. 6l| 

 pp. 1'44-147. 



Date of the introduction of Cecidomyia destructor into England ; probability 

 that it has been introduced from continental Europe since the time of 

 Curtis ; conditions in Great Britain unfavorable for its increase. 



2396. EILEY, C. V. The problem of the hop-plant louse fully solved. 



<Gardener's Chronicle, 22 October, 1887. S.-b. No. 61, pp. 

 133-135. Eeprint : <Mark Lane Express, 31 October, 1887, v. 

 57, pp. 135-137. S.-b. No. 63, pp. 136-140. 



Life-history, migrations, and mode of hibernation of Phorodon humuli. 



2397. EILEY, C. V. On the luminous larviform females of the Phengo- 



dini. <Ent. Mo. Mag., [December], 1887, v. 24, pp. 148-149. 



Structural characters of the larval Phengodini ; food of Zarliipis; characters 

 of eggs, young larva-, and female larvaj of Zarlupis and Phengodes; female 

 Phengodini considered an archetypal hexapodal form; relations between 

 phosphorescence and differentiation of the sexes. 



