388 Illinois State Laboratory of Natural History. 



'87. Notices of New Fresh-water Infusoria. VI. Am. Monthly 

 Micr. Journ., Vol. VIII., pp. 141-147. PI. VIII. 



'87a. Microscopy for Beginners, xiii + 308 pp., 178 fig. New York. 



'88. A Preliminary Contribution toward a History of the Fresh- 

 water Infusoria of the United States. Journ. Trenton Nat. Hist. 

 Soc, Vol. I., pp. 71-319, PI. I.-XIII. 



Turner, C. H. 

 '92. Notes upon the Cladocera, Copepoda, Ostracoda, and Rotifera 

 of Cincinnati, with Descriptions of New Species. Bull. Sci. Lab. 

 Denison Univ., Vol. VI., Pt. II., pp. 57-74, PI. I., II. 



Wierzejski, A. 

 '91. Liste des Rotiferes observes en Galicie. Bull. Soc. Zool. France, 

 T. XVI., pp. 49-52. 4 fig. 



'92. Rotatoria (Wrotki) Galicyi. Rozpr. Wydz. mat.-przyr. Akad. 

 Umiej. w Krakowie, T. XXVI., pp. 160-265, Tab. IV.-VI. 



Zacharias, Otto. 

 '93. Faunistische und biologische Beobachtungen am Gr. Ploner See. 

 Forschungsber. aus der Biol. Station zu Plon, Th. I., pp. 3-44, PI. I. 



'94. Faunistische Mittheiluugen. Ibid., Th. II., pp., 57-90, Taf. I., 

 II. 2 fig. in text. 



'94a. Beobachtungen am Plankton des Gr. Ploner See's. Ibid., Th. 

 II., pp. 91-137. 



'95. Faunistische Mittheiluugen. Ibid., Th. III., pp. 73-96, Taf. 

 I., II. 



'95a. Fortsetzung der Beobachtung fiber die Periodicitiit der Plank, 

 ton wesen. Ibid., Th. III., pp. 129-144. 



'95b. Quantitative Untersuchungen fiber das Limnoplankton. Ibid., 

 Th. III., pp. 1-64. 



