156 
Bulletin Wisconsin Natural History Society. [Vol. 10, Nos. 3-4. 
Isis.; p. 65, sharp-tailed sparrow unique in eating- 5% Dip- 
tera, mainly midges and their larvae, certain allied insects, 
and the smaller adult horseflies (Tabanidce), probably a 
larger proportion of Diptera than characterizes the food 
of any other birds except flycatchers and those shore-in- 
habiting spp. in the far north which feed so extensively on 
Chironomidse; p. 84, song sparrow in May to August eats 
2 % Chironomus spp. in both larval and adult stages. 
Kellogg, V. L. 
1908. American Insects. N. Y. 2d ed. pp. 310-11, family characters, 
p. 673 concerning genus name; figs. 419-21 of unnamed Ch. 
like Chironomus plumosus. 
Kertesz, K. 
1902. Catalogus Dipterorum hucusque descriptorum. Budapest. 
(Mus. Nat. Hungary) G. Wesselezyi, Printer, v. 1, pp. 198-9, 
notes sp. and bibl. of 48 refs. Distr. includes Kirghiz des. 
Kieffer, J. J. 
1906. Chironomidae. Genera Insectorum, 42me fasc. Bruxelles, p. 
21, notes sp. as No. 259, syn., distr. including Kirghiz Des. 
Kirby, W and W. Spence. 
1858. An introduction to Entomology, 7th ed. London. Genus only. 
Kirby, W. F. 
1892. Elementary Textbook of Entomology. London and N. Y. 
Macmillan Co., 2d ed., pi. 82, fig. 8, Chironomus plumosus $, 
p. 221. 
Knab, F. 
1906. Oct. The Swarming of Culex pipiens. Psyche v. 13, No. 5, 
pp. 123-133, bibl., Ch. spp. not ident. 
Kofoid, C. A. 
1908. The Plankton of the Illinois Biver, 1894-9, with Introductory 
Notes upon the Hydrography of the Illinois Biver and its 
Basin. Part II. Constituent Organisms and their Seasonal 
Distribution. Bull. 111. Sta. Lab. Nat. Hist. v. 8, art. 1, pp. 
vii+362, bibl., pp. 341-354, pp. 285-7, Chironomus larvae and 
eggs. p. 285, “abundantly represented in the plankton, but 
in all cases by larval or pupal stages.” p. 18, average no. is 
per cu. meter for 1898, based on averages of 52 collections 
distributed regularly throughout year) “Average no., 124 
larvae, in various stages.in channel plankton. They occur 
in considerable numbers in the ooze in the river bottom, 
but appear to abandon the limicolous for the limnetic habit, 
temporarily at least, as a result of hydrographic or other 
