BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
81 
689. Forbes, S. A. Contributions to Horticultural entomology. 1. 
The strawberry crown-borer ( Tyloderma fragarice Riley)- 
2. The strawberry root-worm ( Paria aterrima Haldeman). 
<Trans. Ill. State Hortic. Soc., 1882, n. s., v. 16, p. 199. 
Life histories of Tyloderma fragarice, and Paria aterrima [= Typophorus canel- 
las\ ; their injuries, enemies, preventives, and remedies. 
690. Forbes, S. A. Insects affecting corn. <Prairie Farmer, 24 Feb¬ 
ruary, 1883. See: <Advance Farmer, July, 1883. 
Introduction to address read before a farmers’ institute, giving objects, sub¬ 
ject matter, and methods of economic entomology, as indicating the extent 
and intricacy of the subject, and mentioning observation, record, general¬ 
ization, experiment, and verification, as the processes necessary to its 
mastery. 
691. Forbes, S. A. A new wheat insect. The wheat bulb worm, 
<Illinois Crop Prospects, 1 April, 1883, p. 16. See: <Colman’s 
Rural World, 24 May, 1883. <Farmers’ Review, 7 June, 1883. 
<The Talk, 29 June, 1883. <Farm and Fireside, 15 May, 
1883. <Pacific Rural Press, 12 May, 1883. <Amer. Rat., 
October, 1883, v. 17, p. 1073. 
Serious local damage by Meromyza americana reported from central and 
southern Illinois where it has been confounded with the Hessian fly. The 
larva is described and figured; its injuries to vegetation are characterized, 
and a few points in the life history of the species are given. 
692. Forbes, S. A. Experiments on chinch-bugs. <Bull. Ro. 2, Uiv. 
Ent. TJ. S. Dept. Agric. [17 April], 1883, pp. 23-25. 
See Part 3, No. 2165, p. 302. 
693. Forbes, S. A. The Strawberry crown borer (Tyloderma fragarice 
Riley). <Illinois Crop Prospects, 1 May, 1883, p. 42. 
Life history of Tyloderma fragarice; habits of larva; character and extent of 
its injuries; description of beetle, suggestion for its destruction, and 
recommendation for starting new plantations. 
694. Forbes, S. A. [Rote on Lygus lineolans.] <Farmer and Fruit 
Grower, 23 May, 1883. 
695. Forbes, S. A. A new corn insect. <Bloomington Pantagraph, 
29 May, 1883. 
696. Forbes, S. A. The regulative action of birds upon insect oscil¬ 
lations. <Bull. Ro. 6, Ill. State Lab. Rat. Hist., May, 1883, v. 
1, pp. 3-32. See: <Bull. Rutt. Ornith. Club, April, 1883, v. 8, 
p. 105. <Amer. Rat., June, 1883, v. 17, p. 671. <Farm and 
Fireside, 1883: 15 July, 1 September. <Cultivator and 
Country Gentl., 1883, v. 49; 13, 27 September. <Gardener’s 
Mo. and Hortic., 1883, v. 25, p. 62. 
Food habits of various species of birds when insects are unusually and 
excessively abundant, discussion, tables, and details. 
697. Forbes, S. A. The food relations of the Carabidae and Coccineb 
lidae. <Bull. Ro. 6, Ill. State Lab. Rat. Hist., May, 1883, v. 1, 
pp. 33-64. See: <Can. Ent., January, 1883, v. 15, p. 13, 
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