322 
BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY 
2267. [Riley, C. V., et al.] —Continued. 
Appendix II—Continued. 
discussed, [25]—The rye gall-gnat, C. secalina and.C. destructor, 
all of oue species, [28]—The name Hessian fly not justified, [28]— 
Historical evidence thereon, [28]—Attempt at a new theory of 
the origin of the insect, [31]—Of Asiatic origin?, [31]—Carried 
to North America from France or Spain, [32]—Parasites, [33] — 
Remedies, [34]—The removal of the barley after-growth, [34]— 
Picking by hand, [35]—Grazing, [35]—Mowing, etc., [36]—Sow¬ 
ing grain as bait, [36]—Plowing, burning, rolling, [37]—Rich¬ 
ness of soil, [37]—Resistive varieties of wheat, [38]—Sowing late 
or early, [38]. 
Appendix III: 
The Hessian fly in Silesia in 1869. By Professor Dr. Ferd. Cohn_ [39] 
The Hessian fly, Cecidomyia destructor, and other Diptera observed 
destroying grain in Silesia, [39]. 
Appendix IV : 
Koeppen’s account of the Hessian fly. By F. T. Koeppen, St. Peters¬ 
burg, 1880 . [41] 
The Hessian fly recently detected extensively distributed in Rus¬ 
sia, [41]—Two generations each season, [41]—Number of eggs 
at each deposition, [41]—Parasites, [41]—Doubtful species of 
Cecidomyia, [42]—Descriptions of species, [42], 
Appendix Y: 
The Hessian fly not imported from Europe. By Dr. H. A. Hagen, 
Cambridge, Mass.[43] 
Conclusions of the author and others as to the nativity of Cecido¬ 
myia destructor, [43]—Not imported by the Hessian troops, [43]— 
Probably here before the war, [45]—Not known in Germany be¬ 
fore 1857, [46]—Mistakes corrected, [46]—A critical review of 
its history, [47]—Marked difference between C. destructor and C. 
secalina, [49]. 
Appendix VI: 
Report on the Rocky Mountain locust in 1880. By John Marten... [50] 
Report to Dr. Cyrus Thomas of observations, [50]—Damages from 
locusts and wheat flies in Minnesota, [50]—Previous damages 
from locusts in Dakota, [51]—In Montana, [52]. 
Appendix VII: 
Report of notes made in 1880. By A. J. Chipman. [50] 
Nolocusts in Kansas, [55]—Suff'eriugfrom drought,[55]—Favorable 
climatic changes, [55]—The locusts in Colorado, [56]. 
Appendix VIII: 
Miscellaneous locust notes. [57] 
Dates and localities of locust swarms that have attained the coast 
of Great Britain. Notes by A. H. Swinton, [57]—Occurrence of 
the migratory locust in Japan, [59]—Early notices of locusts in 
North America, [59]—Locusts at Fort Fronteuac or Cataraqui, 
Canada, [59] ; at Puerto Seguro Harbor, California, [60]—The 
locust in California in 1880, [60] ; in Nevada, [60]—Locusts and 
coffee-trees in Guatemala, [60]—History of locusts in other coun¬ 
tries, [61]—Locusts probably never will do so much damage again 
in North America, [61]—Utilization of locusts as food, [61]; of 
crickets as manure, [62]—Ravages of locusts in Russia in 1879 
and 1880, [62] ; in the Caucasus, [63] ; in Elizavetopol, [63] ; in 
the district of Rassachs, [64]—Plowing as a means of killing the 
