[ BETHUNE] BIBLIOGRAPHY OF CANADIAN ENTOMOLOGY 111 
Casey, THOMAs L. 
Studies in Caraboidea and Lamellicornia. (Includes an exhaustive study 
of the genus Omus, with descriptions of several new species and sub-species; 
also many new forms of Cicindela and Carabide. In the Lamellicornia 
a number of new species in both Lucanidæ and Scarabæidæ are described.) 
Can. Ent. xli, 253-284, August 1909. 
CHAGNON, G. 
Coléoptéres de Labrador. (A list with the place of capture of forty-six 
species from this little-known region). Le Naturaliste Canadien, xxxvi, 
71-74, Mai 1909. 
CHAGNON, G. 
L’ Erebus odoratus, Linn., au Canada. (Refers to the capture of this large 
moth in Quebec, and gives a list of other places in Canada where specimens 
have been taken, ranging from the lower St. Lawrence to Vancouver.) 
Le Naturaliste Canadien, xxxvi, 129, Septembre 1909. 
CHAGNON, G. 
Erebus odoratus ou odora. (Explains the reason why the former specific 
name should be adopted.) Le Naturaliste Canadien, xxxvi, 181-2, Dé- 
cembre 1909. 
CHAGNON, G. 
Les Buprestides de la Province de Québec. (A list of the species with 
excellent tables and descriptions of the genera and species. It is to be 
hoped that the writer will extend his work to the whole Dominion, and 
publish similar synopses). Le Naturaliste Canadien, xxxvi, 145-152; 
October; 161-171, November, 1909. 
CHITTENDEN, F. H. 
The Hop Flea-beetle, Psylliodes punctulata, Melsh. (A full account of the 
life-history, so far as known, of this insect which of late years has been 
seriously destructive to the hop plant in British Columbia, and to rhubarb 
and sugar-beets in other localities. Methods adopted for its control are 
described). Bulletin No. 66, Part vi, Bureau of Entomology, U.S. Depart- 
ment of Agriculture, Washington, May 8, 1909, pp. 71-92, 3 plates, 8 text 
figures. 
Don, F. H. Wozzeyx. 
What is a species? (Some interesting contributions to the literature of 
this complicated and much discussed question). Ottawa Naturalist, 
xxill, 69-73, July 1909. 
Don, F. H. Wozzrex. 
Discourses upon the Lepidoptera, I, Variation. Ottawa Naturalist, xxiii, 
122-125, October 1909. II—Familiarity with local forms, ibid, 144-146, 
November. 
EASTHAM, J. W. 
Some enemies of Ontario Coccidae. (Gives the results of a series of careful 
observations made at Guelph during an entire season). 39th Annual 
Report, Ent. Soc. Ont., 1908, pp. 54-56. 
