BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 21 
130. Bethune, C. J. S. Grasshoppers or locusts. <Aun. Kept. Ent. 
Soc. Ontario for 1874, 1875, pp. 29-42, figs. 30-34. 
Confusion in the names grasshopper and locust; figures Cicada [= Tibicen ] 
septendecim, (Edipoda [= Pachylylus'] migratoria, and CyrtophyUm concavus; 
history of locust plagues; means for reducing their ravages; describes and 
figures Caloptenus spretus and C. femur-rubrum. 
131. Bethune, G. J. S. The grapevine Phylloxera ( Phylloxera vasta- 
trix Planclion). <Ann. Kept. Ent. Soc. Ontario for 1874, 
1875, pp, 54-62, figs. 42-46. 
History, habits, description, means against, and enemies of Phylloxera vasta- 
trix. 
132. Bethune, 0. J. S. The western locusts. < Ann. Bept. Ent. Soc. 
Ontario for 1875, 1876, pp. 45-54, tig. 
Ravages and means against Caloptenus spretus ; locusts as food. 
133. Bethune, C. J. S. A few common wood-boring beetles. <Can. 
Ent.., December, 1877, v. 9, pp. 221-226, plate. <Ann. Bept. 
Ent. Soc. Ontario for 1877,1877, pp. 22-30, plate, and figs. 1-3. 
Describes and figures Chrysobothris femorata, Oberea tripunctata, Monohammus 
confusor, M. scutellatus, Saperda Candida, Clytus [= Cyllene'] robinice, C. 
[== Plagionotus] speciosus, and Orthosoma cylindricum [==brunneum ]; their 
life histories; ravages and means against them. 
134. Bethune, C. J. S. The destructive locust of the west. <Ann. 
Bept. Ent. Soc. Ontario for 1876, 1877, pp. 29-34, fig. 2. 
Reprint of Packard’s “Migrations of the Destructive Locust of the West,” 
with remarks; figures Caloptenus femur-rubrum. 
135. Bethune, 0. J. S. The Hessian fly. <Ann. Bept. Ent. Soc. 
Ontario for 1877, 1877, pp. 56-59, fig. 50. 
Treats of Cecidomyia destructor. 
136. Bethune, C. J. S. The tomato worm (Sphinx quinque-maculata 
Haw). <Can. Ent., June, 1880, v. 12, pp. 101-104, figs. <Ann. 
Bept. Ent. Soc. Ontario for 1880, 1881, pp. 25-27, fig. 10. 
Describes and figures Sphinx 5-maculata [ = Protoparce celeus']. 
137. Bethune, C. J. S. Ants. <Ann. Bept. Ent. Soc. Ontario for 
1880, 1881, pp. 76-89, figs. 67-74. 
Structure, habits, aud means agaiut ants. 
138. Bethune, C. J. S. Noxious insects in England and Canada. 
<Ann. Bept. Ent. Soc. Ontario for 1881, 1882, pp. 74-85, 
figs. 42-52. 
Natural history of Schizoneura lanigera, Carpocapsa pomonella, Mytilaspis 
pomorum, Nematus ribesii and Selandria [ =Eriocampa~\ cerasi. 
139. Bethune, O. J. S. Beinedies for noxious insects. <17th Ann. 
Bept. Ent. Soc. Ontario, 1887, p. 55-64, figs. 29-45. 
The following species are considered and figured: Aphis mali, Schizoneura 
lanigera, Mytilaspis pomorum, Blissus leucopterus, Bruchus fabw [= obtectus~\ 
Saperda Candida, Chrysobothris femorata, Anisopteryx pometaria, A. [ ==Pale - 
acrita\ vernata, Leucania unipuncta, Plusia brassicai, Mamestra picta, and 
Pieris rapes; means against Carpocapsa pomonella with figure of injured 
apple; means against insects injurious to clover. 
