BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
167 
1329. Riley, C. V.—Continued. 
worm in California, 49—Enemies and parasites, 49—The ring¬ 
legged Pimpla, 49—The delicate long-sting, 50—Other euemies, 
51—Efficiency of the spined soldier-bug, 51—False doctrines for 
exterminating the codling-moth, 51. 
The Colorado potato-beetle, Dorypliora 10 -lineala .. 62 
Its comparative harmlessness in 1872, 52—New food-plants, 52— 
Its progress eastward up to 1872, 52—Experiments with Paris 
green, 53—New enemies, 53—The rust-red social wasp, 54—The 
rose-breasted grosbeck, 54. 
The apple-twig borer, Amphicerus bicaudatus . 54 
It attacks also pear twigs, 54—It has been bred from grape canes 
by Dr. Shinier, 54. 
Egg of the horned Passalus, Passalus cornutus . 55 
The egg, 55—The newly hatched larva, 55—Rapid development of 
the insect, 55. 
Egg of the common May beetle, Lachnosterna fusca ... 55 
Description of the eggs and how they are deposited, 55. 
Egg of the broad-necked Prionus, Prionus laticollis . 56 
Characteristics of the eggs and where they are deposited, 56. 
Eggs of American tent-caterpillar, Clisiocampa americana . 56 
Correction of the figure given in Report III of the egg-belt, 56. 
Counterworking the tobacco-worm, Protoparce celeus . 56 
Mr. White’s method of planting the Jamestown weed among the 
potatoes and poisoning the blossoms thereof, 56. 
The grape Phylloxera, Phylloxera vastatrix _:. 57 
Its popular name, 57—Accounts of the unusual mortality among 
grape-vines in the spring of 1872, 57—Causes of this mortality 
given in the accounts, 59—Excessive drought and overbearing, 
60—The Phylloxera is the true cause, 60—Actual proof of the 
Phylloxera having caused the mortality among grape-vines, 61— 
Influences that favored the increase of the lice in 1872, 61—Im¬ 
portance of a full understanding and management of the Phyl¬ 
loxera, 62—Its range in North America, 62—Its spread in Europe, 
63—Inconstancy in the habits of the gall-lice, 63—The leaves of 
the Clinton vine no longer affected by the gall-lice since 1871, 
63—Method of formation of the leaf-gall, 64—Relative immunity 
of American vines in Europe, 64—Propagating American varie¬ 
ties from cuttings, 65—Appreciation of American vines in Eu¬ 
rope, 66—Careless statement published as to the immunity of 
Labrusca vine, 66—Grafting the grape-vine, 67—New theories, 
67—The Phylloxera is the true cause and not the effect of the 
disease, 67—Mr. Laliinan’s theory that the insect has always ex¬ 
isted in Europe, 68— Oidium tuclceri of Europe and America iden¬ 
tical, 69—Mr. Saunders’s account of the presence of Oidium tuclceri 
in America, 70—Meansof contagion of the disease from one vine to 
another, 69—Flying capacity of the winged Phylloxera, 70—The 
male louse, 71—Remedies, 71—Efficacy of carbolic acid and soot, 
' 71—Value of submersion or irrigation, 72—Sprinkling with quick¬ 
lime, ashes, etc., 72—Mr. Lichtenstein’s experiments to allure 
the lice, 72—Experiments with carbolic acid, 73. 
The oyster-shell bark-louse of the apple, Mytilaspis pomorum.. 73 
Its occurrence in Missouri, 74—Its appearance in Luray County, 
Missouri, 74—Mr. Ilanan’s account of its spread, 75—Its occur¬ 
rence in Southern Missouri, 76—Its occurrence in Mississippi and 
Georgia, 78—Its appearance in Kansas, 79—It is double-brooded 
