158 
Bulletin Wisconsin Natural History Society. [Vol. 10, Nos. 3-4. 
Insects of the State of New York, Albany (Sen. Doc. No. 93). 
pp. xxii+384. p. 13 C. nivoriundus. 
disturbances. There is evidence from their relative numbers 
in (p. 286) years of different hydrographic conditions that 
these have considerable influence in bringing- them into the 
plankton. Thus in 1897, in stable conditions, there were 
only 5 occurrences in 31 collections examined, averaging- 
1885. (March 12) Second Report do. reproduces Fitch, 1847 (May) 
verbatim, pp. 235-247, pp. 242-3.” C nivoriundus. The Snow- 
born Midge.” 
Macquart, J. 
*1826. Receuil Soc. Sc. Agricult. Lille., p. 193, 1 notes sp. 
*1834. Hist. Nat. d. insectes Dipteres. 2 vols. Paris. (1834-5) v. I, 
p. 48, 1 notes sp. (Suite a Buffon). 
Marsh, C. D. 
1903. (Oct.) The Plankton of Lake Winnebago and Green Lake. 
Wis. Geol. and Nat. Hist. Surv. Bull. 12, pub. by the State, 
Madison, Wis., cit. in extenso in text. 
Meigen, J. W. 
1803. Versuch einer neuen Gattungseintheilung der europaischen 
zweifliigeligen Insecten (114 gen.). Illiger’s (q. v.) Mag. 
T. 2, pp. 259-281, p. 260 has first descrip, of genus Chironomus. 
*1804. Klass. u. Beschr. d. Europ. Zweifl. Ins. v. 1, p. 11, 1 notes sp. 
Klass, etc. v. 2, pi. 1, fig. 19. 
*1818. Syst. Beschr. d. bek. europ. zweifl. Insekten. 7 vols. (1818- 
1838) Aachen u. Hamm. v. 1, p. 20, 1 notes sp. and p. 21, 2 
C. grandis as a syn. 
*1830. Syst. Beschr. do. v, p. 243, notes sp. 
*1830. Abbild. europ. zweifl. Ins. v. 1, tab. 4, fig. 4, of sp. 
Meinert, F. 
1886 De eucephale Myggelarver: Sur les larves eucephales des 
Dipteres. Leurs mocurs et leurs metamorphoses Danske 
Vidensk, Selsk, Skr., 6 Raekke, naturvidensk, og mathem. 
Afd. Ill, pt. 4, pp. 373-493, pis. 4 double, p. 438 Chironomus 
plumosus and larva on pi. 3, figs. 86-9. 
Mi all, L. C. 
1903. The Natural History of Insects. London and N. Y., Mac.- 
millan Co., pp. 122-152, figs. 37-44, Chironomus plumosus , 
presumably described though it is impossible to say which 
notes refer to plumosus or which to dorsalis. If based on the 
following work, it must be mostly about dorsalis. 
Miall, L. C., and A. R. Hammond. 
1900. The Structure and Life History of the Harlequin Fly (C. 
