BIBLIOGRAPHY OP ECONOMIC ENTOMOLOGY. 
117 
1057. Riley, C. Y. Entomology. <Prairie Farmer Annual [No. 2 
for 1869], 1868, pp. 30-41, 6 figs. S.-b. No. 14, pp. 220-226. 
Directions for collecting and preserving insects; descriptions of apparatus 
and cabinets ; means against cabinet pests ; descriptions and figures of all 
stages, except egg, of Lophyrus abbotii and L. lecontei ; habits and food- 
plants of and means against both species ; figures of eggs, pupfe, and imago 
of Cicada [=TR>ice«] septendecim and of twig punctured by imago; dates 
and localities of occurrence of this species and of C. [—T.] tredecim ; C. 
[= T.] cassinii a form of this insect; figures larva, puparium, and imago of 
Cephalemyia [—CEstrus] ovis', habits and ravages of and means against it; 
imago viviparous in the nostrils of sheep. 
1058. Riley, C. Y. The American Meromyza, Meromyza americana , 
Fitch. Attacking wheat just before it ripens. <Moore’s Rural 
New Yorker, 30 January, 1869, v. 20, p. 71, fig. S.-b. No. 3, 
p. 83. 
Habits and ravages of Meromyza americana ; figures larva, pupa, and injured 
stalk of wheat; related European species have similar habits; remedies 
and natural enemies. 
1059. Riley, C. Y. First annual report on the noxious, beneficial, 
and other insects of the State of Missouri, made to the State 
Board of Agriculture, pursuant to an appropriation for this 
purpose from the legislature of the State. <4th Ann. Rept. 
State Board of Agric. for 1868, March, 1869, pp. 182-187, 98 
figs. Separate: <Jefferson City, Mo., March, 1869, pp. 182- 
187, 2 pi., 98 figs. Notice : <Amer. Ent., April, 1869, v. 1, p. 
165. 
CONTENTS. 
Introductory . 
NOXIOUS INSECTS. 
The bark-lice of the apple-tree. 7 
Two species known to occur in the United States, 7—Harris’s bark- 
louse not numerous enough to do material damage, 7. 
The oyster-shell bark-louse, Mytilaspis pomorum . 7 
Difference in the scales of the two species, 7—Introduction of the 
oyster-shell bark-louse from Europe and its spread in the United 
States, 8—Precautionary measures to prevent its introduction 
into Missouri, 8—Its habits studied by different observers in 
1867, 9—Seasonal notes on the development of the insect, 10— 
Only one annual brood in Missouri, 12—Formation and nature of 
the scale, 12—Rare occurrence of males, 14—Difference of opinion 
among observers as to the mode of growth of the scale, 14—Diffi¬ 
culty of explaining the spread of the insect from one tree to 
another, 15—Its occurrence upon other kinds of trees, 15—Nat¬ 
ural enemies, 16—Artificial remedies, 16—Examination of young 
trees before planting, 16—Washing with alkalies, etc., 17—Scrub¬ 
bing the branches with a stiff brush, 17—Fumigating, 17—Appli¬ 
cation of sheep-manure, 17—Washes in general ineffective, 17— 
The insect can most successfully be fought during three or four 
days of the year only, 18. 
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