1. Notes on Cladocera. No. 1, 



Trans* Wisconsin Acad. Sci., IV, Madison, 

 1876-77 (1879), pp. 77-110, pis. 1, 2. 



~- 2. List of Crustacea Cladocera from Madison, 

 Wisconsin. 



Trans. Wis. Acad. Sci., Vol. VIII, 1891, 

 pp. 379-398, pi. XIII. 



*^ 3. Notes on Cladocera, III. 



Trans. Wis. Acad. Sci., IX, pp. 275-317, pp. 

 275-317, pis. X-XlII. 



K4. Plankton Studies on Lake Mendota. I. The Vertical 

 Distribution of the Pelagic Crustacea during 

 July, 1894. 



Trans. Wis. Acad. Sci., 1895, Vol. X, 

 pp. 421-484, pis. VII-X. 



i^5. Plankton studies on Lake Mendota. II. The Crustacea 



of the Plankton, July, 1894-Dec, 1896. 



Trans. Wis. Acad. Sci., Vol. XI, 1897, 



pp. 274-448, tables I-XXXIX, A-J, pis. XV-XLII. 



