159 



Laphrycjma macra, pi. 9. Jc. Aletia arglllacea, pi. 10. l. Lozotaenia gossy- 

 piana, Anthocoris insldlosus, Centrinus perscillus, Calocor'is rapidus, C. 

 biinaculatus, pi. 11. m. Young flower bud, young boll, bud in its involucre 

 or " square," pi. 12. n. Flower open first day; Epicauta fitrigosa, E. vlttata, 

 E.ferruglnea, Chauliognathus amerlcanus, Cli. marginatus, pi. 1.3. o. Young 

 " squares " shed in consequence of non-impregnation occasioned by wet 

 weather, pi. 14. p. Flower and young boll on second and third day; 

 Euri/omia melanchoUca, E. xepulchraliit, Trlgonopeltaites delta, Podisus 

 .s7>i;ios'w>', Cono'elutoh'tcuru'typl. 15. q. Yonng hoWs ; Lepfoglossus phi/llopu^i, 

 Easchlstuf; punclipex, Nezara pensi/loanicus, Lirgu^i succiaclm, pi. 16. ?•. 

 Flower; HeUolh'is arifiigera, pi. 17. ,s. Boll; H. annigera, pi. 18. t. Dys- 

 dercu't sulurellu't, pi. 19. u. Rotted bolls; Colastu.'i seinUectus, Bomalota? 

 sp., Carpopkilua hsmlpteru^\ Siluanus qimlricollis attacking maize also; 

 fungoid growth on maize, pi. 20. v. Risted bolls; Tinea graneUa (?), in 

 maize also, pi. 21. w. Healthy boll and partially rusted boll, pi. 22. 



* 970. C; V. Riley, State Extomologist. Eighth annual 

 report on tlie noxious, baneficial 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. Jefferson City, 1876. 7 + 185 + 4 -f- p. 23-5 X 15-5. 

 t 19 X 11-5. 55 fig. [June, 1876.] 



Preface and Table of contents, p. iii-vii. 



a. The Colorado potato beetle — Doryphora lO-Uneala Say [damage 

 during the year; migrations; generic name; natural enemies; remedies, 

 especially Paris green; native home; poisonous qualities], p. 1-12, fig. 1-2. 

 h. Canker worms [antithetic descriptions of Paleacrita vernata and Aniso- 

 pteryx pometaria, defining the new genus Paleacrita; remedies], p. 12-22, 

 fig. 3-1.5. c. The army worm — Leucania unipuncta Haw. [various applica- 

 tions of the vernacular name; past history of this species; sexual differences 

 in the imagos ; description of all stages; habitat; oviposition; hibernation; 

 habits and time of appearance of the larva; number of broods; comparison 

 with Prodenia autuinnalls; food-plants; conditions under which it becomes 

 abundant; natural enemies; remedies], p. 22-56, fig. 16-38; p. 182-185. 

 d. The Rocky Mountain locust — Caloplenua spretus Thomas [experience 

 with it in 1875 in Mo., Ks., Nebr., la., Minn., Col., Dak., Mont., Wyom., 

 Tex., Tnd. Terr, and Manitoba; moulting; habits and migrations; native 

 home; comparison with allied species; food-plants; changes in vegetation 

 following the invasions ; natural enemies ; remedies, legislative and practical ; 

 use of locusts as food for man ; fears and injuries caused by other locusts], 

 p. 57-156, fig. 39-47. e. The grape phylloxera [oviposition of, description 

 of female, of male and of egg of, and means against Phylloxera vastatrix'\ , 

 p. 157-168, fig. 48. f. The yucca borer. — Megathymus yuccae (Walker ) 

 [indefiniteness of classificatory divisions ; biological, bibliographical and 



