168 
BIBLIOGRAPHY OP ECONOMIC ENTOMOLOGY. 
1329. Riley, C. V. — Continued. 
in the South, 79—The waxy secretion of Homoptera, 80—The 
newly hatched louse, 80—The larval scale, 81—Development of 
the female scale, 81—Growth of the male scale, 82—The male 
louse, 83—Rare occurrence of the winged male, 84—Agamic mul¬ 
tiplication, 85—Mode of spreading, 85—Food-plants, 86—Varie¬ 
ties of the apple-tree preferred hy it, 86—Enemies and parasites, 
87; mites, 87; Aphelinus mytilaspidis and Dr. Le Baron’s account 
of its hahits, 88—Easy transportation and introduction of the 
Aphelinus, 90—Remedies, 90—Application of oily substances, 
90—Bibliographical and descriptive, 91—The generic name, 91— 
Signoret’s classification of the Coccidoe, 92—Specific name, 92— 
Characteristics and hahits of three allied species, 93—A new name 
necessary for our apple-tree species, 94—Description of the eggs 
and the winged male, 95; of the male and female scale and of 
the female loose, 96. 
The pine-leaf scale-insect, Chionaspis pinifolii ... 97 
Nature of the malady caused by it, 97—Natural history of the in¬ 
sect, 98—The male, 99—There are two annual hroods, 99—It is 
confined to the pines proper, 100—Natural enemies, 100; the 
twice-stabbed lady-bird, 100; the painted lady-bird and descrip¬ 
tion of its larva, 101—Remedies, 101—Stripping the old leaves, 
102—Application of powdered and liquid substances, 102. 
The hickory bark-borer, Scolytus 4 -spinosus . 103" 
Accounts of the damage caused by it in Missouri, 103—Habits of 
the European ScoJytus destructor , 104—Various kinds of hickory 
attacked by the hickory bark-borer, 105—Its natural history, 
105— Natural enemies, 106—Description of the three-handed 
Spathius, 106—Mr. Cresson’s description of Bracon scolytivorus, 
106— Remedies, 107—Description of the imago, 107—Is it differ¬ 
ent from Scolytus 4 -spinosus? 107. 
The rose chafer, Macrodactylus subspinosus . 108 
Great damage caused by the beetle in 1872, 108—Remedy, 109— 
Harris’s account of its natural history, 109. 
The false chinch-bug, Nysius angustatus . Ill 
It was not known as injurious before 1872, 111—Accounts of injury 
done by it, 111—How it differs from the true chinch-bug, 112— 
Its probable natural history, 112—Description of imago, larva, 
and pupa, 113—Variation in the imago, 113—Its great abundance 
in the fall of 1872, 114. 
Insects injurious to the Grape-vine . 114 
The grape-vine apple-gall, Cecidomyia vitis-pomum . 114 
The breast bone of gall-gnat larvae, 114—The gall mistaken for an 
apple, 114—Form of the gall, 115—Habits of the larva, 116. 
The grape-vine filbert-gall, Cecidomyia vitis-coryloides .116 
Appearance of the gall, 116—Larva of the gall-maker, 117. 
The grape-vine tomato-gall, Lasioptera vitis . 117 
Its curious resemblance to a tomato, 117—Various shapes assumed 
by it, 118—The larva, 118—Enemies of the larva, 118. 
The grape-leaf trumpet-gall, Cecidomyia viticola . 118 
Characteristics and occurrence of the gall, 118. 
Eggs in and on canes and twigs *. 119 
* Pages 119-125 were reprinted under title Insect punctures, in <^Rept. State Board 
Agric. Kansas for 1873, 1874, pp. 274-279, figs. 47-59. 
