CLASSIFIED CATALOG OF ILLINOIS ALGAE 145 



McCulIom Lake, July 6, 1939, #390; Richmond— Twin Lakes 

 (Lake Elizabeth), Aug. 2, 1939, #729; Woodstock— small pond 

 about 1 mile E., July 7, 1939, #424. Ogle, Byron— slough (June- 

 Aug.). Piatt, Monticello — Sangamon River (Mar., July, Sept.). 

 Pike— Mississippi River (June). Pulaski, Wetaug— sink-hole 

 ponds (Apr., July, Sept., Dec). Rock Island— Mississippi River 

 (July, Sept.). Sangamon, Illiopolis, Riverton— Sangamon River 

 (July). St. Clair— Mississippi River (June). Union, Laru^Wolf 

 Lake (June-Aug.). Whiteside— Mississippi River (July, Sept.); 

 Erie^Hatwood Slough (June-Aug.). 



Phylum: EUGLENOPHYTA 



Class: EUGLENOPHYCEAE 

 Order: EUGLENALES 



Family: EUGLENACEAE 



EUGLENA Ehrenberg, 1838 



E. Acus Ehr. Walton, Ohio Biol. Surv. 19: 371. pi. 14. f. 8 (1915). 

 Forbes 1883B, p. 77 (Tazewell); 1888B, p. 534; Hempel 1898, 

 p. 324 (Fulton, Mason). Kofoid 1903, p. 225; 1908, pp. 80, 292, 

 321 (Mason). Galtsoff 1924, pp. 399, 402, 405 (Carroll, Hender- 

 son, Jo Daviess, Mercer, Rock Island, Whiteside). Agersborg 

 1930, pp. 108, 113 (Macon). Eddy 1931A, p. 479 (Cass); 1931B, 

 p. 463 (Pulaski); 1934, pp. 385, 386, 390, 399, 403 (Adams, 

 Alexander, Calhoun, Hancock, Jersey, Macon, Madison, Mason, 

 Ogle, Pike, St. Clair, Union, Whiteside). Britton (Cook). 



Adams— Mississippi River (June). Alexander— Horseshoe 

 Lake (June-Aug.). Calhoun, Carroll— Mississippi River (June, 

 Sept.). Cass, Chandlerville— Sangamon River (June). Cook, Sag 

 Bridge — small pond E. of Archer Ave. on McCarthy Road, Sept. 

 8, 1939, #1014. Fulton — Illinois River and adjacent waters (July- 

 Sept.). Hancock— Mississippi River (June); Lake Keokuk 

 (July). Henderson, Jersey, Jo Daviess — Mississippi River 

 (June-Sept.). Macon, Decatur— Lake Decatur (June-Nov.); 

 warm waste-water ditch (Dec.-Feb.). Madison— Mississippi 

 River (June). Mason, Havana — Illinois River and adjacent wa- 

 ters (July-Sept.). Mercer, New Boston — Mississippi River 

 (July). Ogle, Byron— slough (June-Aug.). Pike— Mississippi 

 River (June). Pulaski, Wetaug— sink-hole pond (Sept.). Rock 

 Island, St. Clair — Mississippi River (June-Sept.). Tazewell — 

 Mackinaw River (Aug.). Union, Larue— Wolf Lake (June-Aug.). 

 Whiteside, Erie— Hatwood Slough (June-Aug.); Rock River; 

 Mississippi River (Sept.). 



