360 REPORT OF NATIONAL MUSEUM, 1884. 



The army Worm, Lencania unipuncta Haw. Advance reprint. 



(Rep. [U. S.] Commies. Agric. for 1881 and 1882 [Jan., 1883.]) 

 (Riley, C. V., Rep. of the Entomologist [Dec], 1882, p. 89-106 [29-46.]) 

 Chapter 6 of 3d Report of U. S. Entomological Commission. Various sig- 

 nificances of the term "army-Worm;" synonomy, geographical distribntion, 

 ravages, seasons, food-plants, enemies and parasites of and means against 

 Lencania unipuncta ; past history of this insect in detail; detailed descriptions 

 of eggs, larva3 (at all stages), pupa, and imago ; sexual differences in images; 

 figures of egg, larva, pupa, and imago, and of several parasites and enemies; 

 detailed accounts of habits ; periods, prolificacy, oviposition, hibernation, and 

 number of broods yearly ; causes of sudden appearance and disappearance ; 

 bibliography of the literature concerning Leucania unipuncia. 



Canker-worms. 



(3d Rep.U. S.Entom. Com., 1883 [March, 1884], pp. 157-197, pi. 3 ; expl. of 

 pi. on p. 2 of expl. of pi.) 



Canker worms ; being an account of the two species injurious to fruit 

 and shade trees, with practical suggestions. Author's edition. 



(Extracted from the Third Report of the United States Entomological Com- 

 mission, 1883." [Washington, 1884], pp. 157-198, pi. 3. 8vo.) 



Chapter 7 of 3d Report of U. S. Entomological Commission. Systematic 

 position and general characteristics of Paleacrita vernata and Anisopteryx pome- 

 taria ; nomenclature and synonomy, past history, geographical distribution, 

 seasons, habits, food-plants, enemies, parasites and ravages of and means 

 against these two species, with detailed tabular and comparative descriptions, 

 and with figures of eggs, larvae, pupae, imagos, and details for their discrim- 

 ination. 



Oviposition of the Eound-headed Apple-tree borer. 



(Rural New Yorker, 43, March 1, 1884, p. 132, ? fig. 73.) 

 Notice of C. Gr. Atkins' " Eggs of Round-headed Apple-tree borer" (op. cit., 

 January 12, 1884, p. 19), confirming Atkins' account of the method of oviposi- 

 tion of Saperda bivittata, and describing this method, referring to and quoting 

 from author's " New facts about the round-headed apple-tree borer " (N. Y. 

 Weekly Tribune, February 20, 1878), in which the explanation of this method 

 was fii'st published, and correcting several statements in Wm. Saunders' " In- 

 sects injurious to fruits, " * * 1883," in regard to the oviposition of dif- 

 ferent insects; description and figure of egg of S. iivittaia ; figures of the 

 burrows and hole of exit of this beetle, and figures of the pupa and of the 

 position of the egg when deposited. 



The Chinch-bug. (Another entomologist expresses his views regarding 

 the farmers' pest.) 



(Watertown (N. Y.) Daily Times, March 27, 1884.) 



Notice of articles by J. A. Lintner on the occurrence of Blissus leucopterus 

 in New York State, in unusual abundance, in 1882 and 1883 ; this occurrence 

 not regarded as warrant for great alarm ; recommendations of means against 

 this insect. 



A root-infesting insect. 



(Rural New Yorker, 43, April 5, 1884, p. 221.) 



Inquiry from H. P., of Archer, Fla,, with answer ; roots of several plants 

 injured by nematodes of the genus Avguillula ; incomplete life-history of and 

 suggestion of means against these worms. 



