BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 167 



1329. EILEY, C. V. Continued. 



worm in California, 49 Enemies and parasites, 49 The ring- 

 legged Pimpla, 49 The delicate long-sting, 50 Other enemies, 

 51 Efficiency of the spined soldier-bug, 51 False doctrines for 

 exterminating the codling-moth, 51. 



The Colorado potato-beetle, Doryphora 10-lineata 52 



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. Shimer, 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 fall 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. Lai Lilian's theory that the insect has always ex- 

 isted iu Europe, 68 Oidium tuckeri of Europe and America iden- 

 tical, 69 Mr. Saunders's account of the presence of Oidium tuckeri 

 in America, 70 Means of 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 orirrigation, 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, Mytilaspia pomnrum.. 73 

 Its occurrence in Missouri, 74 Its appearance in Luray County, 

 Missouri, 74 Mr. Hanan's account of its spread, 7."> Its occur- 

 rence in Southern Missouri. 7i) Its occurrence iu Mississippi and 

 Georgia, 78 Ita appearance in Kansas, 79 It is double-brooded 



