130 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 



Hl'2. [RiLEY, C. V.] Eggs of snowy tree-cricket 011 raspberry canes. 



<Amer. Ent., February, 1870, v. 2, p. 128. 



Answer to inquiry of J. B. Root; ovipositiou of and means against (Ecanthus 

 niveus. 



1123. [RiLEY, C. V.] Spotted rove-beetle. <Amer. Ent., February, 



1870, v. 2, p. 128. 



* Answer to inquiry of J. Huggins; habits of Staphylinus maculosus and of rove- 

 beetles in general. 



1124. [RiLEY, C. V.] Raspberry gouty gall. <Amer. Ent., February, 



1870, v. 2, p. 128,. fig. 90. 



Answer to inquiry of C. Carpenter; ravages of and means against Agrilus 

 ruficollis ; description and figure of larva. 



1125. [RiLEY, C. V.] Parasitic cocoons. <Amer. Ent., February, 



1870, v. 2, p. 128, fig. 91. 



Answer to inquiry of G. C. Brackett; figures cocoons and conjectures as to 

 the habits of [Microplitis ceratomice var. actnosus']. 



1126. [ RILEY, C. V.] The pigeon Tremex in apple. <Amer. Ent., 



February, 1870, v. 2, p. 128. 



Answer to inquiry of J. Huggius ; habits and food plants of Tremex columba . 

 description of imago; Bhyssa [= Thalesaa] lunator destroys the larva. 



1127. EILEY, C. V. Second annual report on tbe 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. <5th Ann. Kept. 

 State Board of Agric. for 1869, March, 1870, pp. 136 4 6, 99 figs. 

 Separate: < Jefferson City, Mo., March, 1870, pp. 136+6,99 figs. 



PREFACE 



NOXIOUS INSECTS. 



REPORT OF THE COMMITTEE ON ENTOMOLOGY OF THE STATE HORTI- 

 CULTURAL SOCIETY 



Noxious insects less injurious in Missouri in 1869 than usual, 5 

 The army- worm and the grain plant-louse considerably injurious 

 in Missouri in 1869, 5 The chinch-bug and the codliug-moth less 

 injurious, 6 A species of Thrips destroying great numbers of the 

 Cnrculio, 6 Eggs of the apple-tree plant-louse destroyed by in- 

 sect foes and birds, 6 According to Dr. Hull the "scab " in ap- 

 ples is caused by the apple-tree plant-louse, 7 The pickle-worm 

 doing great damage during 1869, 7 Importance of preventing 

 the introduction of injurious insects, 7 Cultivation causes in- 

 sects to multiply nnduly, 8 More attention paid in Europe to 

 injurious insects than in this country, 8. 

 Imported insects and native American insects 



The imported cnrrant-worm much more injurious than the native, 

 8 Other instances showing the greater destructiveness of im- 

 ported insect enemies than of their native representatives, 9 Al- 

 most all our worst insect pests and pernicious weeds have been 

 introduced from Europe, 10 Few American insects and plants 

 have become naturalized in Europe, 11 The American fauna and 



