168 REPORT OF NATIONAL MUSEUM, 1885. 



Charles V. Riley. Ants and Aphides. 



Rural New-Yorker, xliv., March 14, 1885, p. 171. 



Inquiry by J. McF., of Watertown, Wis., with answer of C. V. Riley ; explanation of the re- 

 lations of ants and aphides ; no northern species of ants known to injure growing field crops ; 

 an injection of bi-sulphide of carbon or a strong kerosene emulsion recommended to rid the 

 ground of ants. 



Charles V. Riley. Circular No. 9 [o/ U. S. Department of Agriculture, Division of 

 Entomology'], May 1, 1885, one page, fo. ; one figure. 



Charles V. Riley. Rust of Orange. 



Rural New-Yorker, xliv., May 16, 1885, p. 355. 



Nature of Orange Rust defined ; Rust Mites (Phytoptus oleivorus) and a rusted orange de- 

 scribed and figured ; habits of and means against the mites. 



Charles V. Riley. Destroying cicadas; Scurfy Apple bark-louse. 



Rural New-Yorker, xliv, May 23, 1885, p. 353. 



Answer to inquiries by J. A. K., of Warrenton, Va. ; inefficacy of substances hitherto used 

 to kill or repel Cicada septendecim ,- kerosene emulsion may prove effectual; the only known 

 efficacious remedy is to catch and kill the insects; a dilute kerosene emulsion is the best wash 

 to apply to kill Chionaspis furfurus. 



Charles V. Riley. Expected advent of the Periodical Cicada. 



Scientific American, lii, May 23, 1885, p. 320. 



Announcement of expected occurrence of a 13-year and a 17-year brood of Cicada septendecim 

 in 1885; enumeration of regions in which these are expected to occur, respectively ; chronol- 

 ogy of the 17-year brood ; verification of gradual development of these insects. 



Charles V. Riley. Cold-water remedy against cabbage-worms. 

 Scientific American, lii, May 23, 1885, p. 322. 



Abstract of author's letter in the "Rural New-Yorker," making known Mr. C. II. Erwin's 

 cold-wafer remedy against cabbage- worms. 



Charles V. Riley. Poisonous spider. 



Rural New-Yorker, xliv, May 23, 1885, p. 354. 



Communication from Dr. W. H. G-., of Salt Lake City, Utah, criticising tho statement of C. 

 V. Riley's "that all true spiders are useful to man ; " mention of a poisonous spider : reply, by 

 * C.V.Riley, that "no such poisonous spider is known to me, or to any other arachnologist 

 whom I have questioned ; " probability that the insect mentioned by Dr. G. is not a spider. 



Charles V. Eiley. The Periodical or Seventeen-year Cicada. 



Harper's Weekly, xxix., June 0, 1885, p. 363. 



Remarks on the interest attaching to tho occurrence of Cicada septendecim ,■ reference to 

 previous accounts of this insect by the author, with brief description of its habits, and figures 

 of its structure and of twigs in which its eggs have been laid ; map and enumeration of re- 

 gions in which a 13-year and a 17-year brood respectively are expected to occur in 1885. 



Charles V. Riley. Rust of Orange. 



Coleman's Rural World, xxxviii., June 18, 1885, p. 195. 



Reprint of author's "Rust of Orange " (Rural New-Yorker, May 16, 1885, xliv, p. 355) : defi- 

 nition of Orange rust; description and figures of the Rust Mite (Phytoptus oleivorus) ; habits 

 of and means against the mites. 



Abstract of a paper road before the Biological Society of Washington. 



Charles V. Riley. The winged pests of the west. 

 Globe-Democrat (Saint Louis, Mo.), June 1885. 



Interview in which C. V. Riley expresses his opinion regarding the prospects of locust in- 

 jury in the Mississippi Valley in 1885. 



Charles V. Riley. Notes on North American Psyllidfe. 

 Proc. Biol. Soc. Washington, ii, 1885, pp. 67-79. 



Charles V. Riley. Remarks on the Bag-Worm, Thyridopteryx ephemerceformis. 

 Proc. Biol. Soc. Washington, ii, 1885, pp. 80-83. 



Charles V. Riley. Department of Insects, U. S. National Museum, 1883. 



Report of the Smithsonian Institution for 1883 (1885) : pp. 239-244. (Also in Report on Na- 

 tional Museum, pp. 79-84, published as a separate.) 



