BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 69 
560. [Walsh, B. D., and 0. Y. Riley.] Insects named. <Amer. Ent., 
March, 1869, v. 1, p. 148. 
Answer to inquiry of W. W. Butterfield ; identification of insects sent; com¬ 
parative characters of Arhopalus [= Cyllene] pictus and A. [= C.~\robinioe] 
variation in Clytus [= Neoclytus\ eaprcea ; generic characters of Arhopalus 
and Clytus. (See No. 582.) 
561. [Walsh, B. D., and C. V. Riley.] Pear-root borer. <Ainer. 
Ent., March, 1869, v. 1, p. 148. 
Answer to inquiry of P. Earle; larva of Prionus laiicollis injurious to the 
pear and grape. 
562. [Walsh, B. D., and C. Y. Riley.] Insects named. <Amer. Ent., 
March, 1869, v. 1, p. 148. 
Answer to inquiry of M. H. Boye; Gryllotalpa longipennis'\_—Columbia^ a di¬ 
morphic form of G. borealis. 
563. [Walsh, B. D., and 0. Y. Riley.] The joint-worm (Isosoma hordei 
Harris). <Amer. Ent., April, 1869, v. 1, pp. 149-158, tigs. 113- 
118. 
Natural history, variation, parasites, ravages, and means against Isosoma 
hordei ; unity of habits in insects; generic classification of the joint-worm 
fly; figures male and female imago; figures $ and 2 imagos of Semiotellus 
chalcidiphagus n. sp., Eurytoma sp., and Decatoma sp., and of 2 imago of 
Antigaster [= Eupelmus] mirabilis. 
564. [Walsh, B. D., and C. V. Riley.] The wavy-striped flea-beetle. 
(Haltica [ Phyllotreta ] striolata Illiger). <Amer. Ent., April, 
1869, v. 1, pp. 158-159, fig. 119. 
Description, habits, and rav'ages of Phyllotreta striolata [=vittata~\] figures 
larva, pupa, and imago of the same; quotes from H. Shimer’s “The 
wavy-striped flea-beetle” (Amer. Nat., December, 1868, v. 2, pp. 514- 
517). 
565. [Walsh, B. D., and 0. Y. Riley.] Concerning certain smart bugs. 
<Amer. Ent., April, 1869, v. 1, p. 160. 
Preferences of Phylloxera vitifolice [=vastatrix] and Macrodactylus subspi- 
nosus for certain varieties of grape-vines, of Doryphora 10 -lineata and 
Lema trilineata for certain varieties of potato-vines, and of Mylilaspis 
pomicortici8 [ ==pomorum ] and Carpocapsa pomonella for certain varieties of 
apple. 
566. [Walsii, B. D., and C. Y. Riley.] Curculio remedies. <Amer. 
Ent., April, 1869, v. 1, p. 161. 
Comments on essay of L. C. Francis on the plum; coal oil not effective against 
Conotrachelus nenuphar. 
567. [Walsh, B. D., and C. Y. Riley.] How great wits jump together. 
<Amer. Ent., April, 1869, v. 1, p. 161. 
Stopping holes with hard soap ineffective against borers. 
568. [Walsh, B. D., and C. Y. Riley.] On our table. <Amer. Ent., 
April, 1869, v. 1, p. 165. 
Notices of Harris’s Insects injurious to Vegetation, L’Insectologie agricole, 
and several other works not entomological. 
