Juday—Diimnal Movement of Plankton Crustacea. 567 
LITERATURE CONSULTED. 
1. Apstein, Carl. 
’96.—Das Suesswasserplankton, Method© und Resul- 
tate der quantitative Unteirsuchungen. Kiel, 
1896. 
2. Birge, Ei. A. 
a. ’95.—Plankton Studies on Lake Mendota, I. Trans. 
Wia. Acad. Sci., Arts, and Letters, Vol. X, pp. 
421-484, 1895. 
h. ’97.—Plankton Studies on Lake Mendota, II. 
Trans. Wis. Acad. Sci., Arts, and Letters, Vol. 
XI, pp. 274-448, 1897. 
3. Blanc, Henri. 
’98.—Le Plankton nocturne du Leman. Arch, des sci. 
physiq. et nat., T. 6, 1898. 
4. Burckhardt, G. 
’00.—Quantitative St-udien ueber das Zooplankton des 
Vierwaldstattersees. Separatabdruck, 309 pp. 
Mittheil d. naturf. Ges. Luzern, 1900, Heft 3, 
pp. 129-439. 
5. Eenneman, X. M. 
’02.—Lakes of Southeastern Wisconsin. Bull. No. 
VIII, Wis. Geolog. and Nat. Hist. Survey, 
178 pp., 1902. 
6. Fordyce, Charles. 
’00.—The Cladocera of Nebraska. Trans. Amer. 
Micro. See., Vol. XXII, pp. 119-174, 1900. 
7. Euiirman, O. 
’00.—Beitrag zur Biologic des Neuenbergersees. Bi¬ 
olog. Centralbl., Bd. XX, pp. 85-96 and 120- 
128, 1900. 
8. Juday, Ciiancey. 
a. ’97.—The Plankton of Turkey Lake. Proc. Ind. 
Acad. Sci., 1896, pp. 287-296. 
b. ’03.—The Plankton of Winona Lake. Proc. Ind. 
Acad. Sci., 1902, pp. 120-133. 
