CLASSIFIED CATALOG OF ILLINOIS ALGAE 41 



Suborder: RHIZOSOLENINEAE 



Family: RHIZOSOLENIACEAE 



RHIZOSOLENIA Ehrenberg, 1843; Brightwell, 1858; 



Peragallo, 1892 



R. ERiENsis H. L. Smith. Boyer, loc. cit., p. 98 (1927). 



Briggs 1872A, p. 44; 1872B, p. 14; Smith 1878, p. 15; Thomas & 

 Chase 1887, p. 330: Cook, Chicago— Lake Michigan. Kofoid 

 1908, pp. 43, 57: Mason, Havana — Illinois River ("winter"). 

 R. LONGISETA Zach. Hustedt in Pascher, Suesswass.-fl. Mitteleur. 10: 

 114. f. 91 (1930); Mills, Index Diat., pp. 1404, 1406 (1934). 

 Rhizosolenia gracilis H. L. Smith 



Thomas & Chase 1887, p. 330, as R. gracilis: Cook, Chicago — 

 Lake Michigan. 



Order: PENNALES 



Suborder: FRAGILARINEAE 



Family: TABELLARIACEAE 



TABELLARIA Ehrenberg, 1839 



T. FENESTRATA (Lyngb.) Kuetz. Boyer, Proc. Acad. Nat. Sci. Phila. 



78(Suppl. 1): 151 (1927). " 



Striatella fenestrata (Lyngb.) Kuntze. 



Babcock 1872A, p. 13; 1872B, p. 104; Briggs 1872A, p. 44; 

 Thomas & Chase 1887, p. 330; Jehiffe 1893, p. 310 (Cook). 

 Kofoid 1908, pp. 43, 59 (Mason). Forbes & Richardson 1913, pp. 

 500, 505 (Grundy); 1919, p. 145; Eddy 1927B, pp. 208, 214, 219, 

 as Striatella fenestrata (Cook). Purdy 1930, pp. 63, 77, 79, 81, 85, 

 100, 101, 105-108, 117, 119, 121, 124, 157 (Fulton, Grundy, La 

 Salle, Peoria, Will). Eddy 1934, p. 400 (Cook). Ahlstrom 1936, 

 p. 290 (Cook). Daily 1938, pp. 74, 79 (Cook). 



Cook, Chicago, Evanston— Lake Michigan (all months). 

 Fulton— Spoon River (Dec.-Feb.). Grundy, Dresden Heights — 

 DesPlaines and Illinois Rivers (July-Sept.); Morris — Illinois 

 River (Dec.-Feb., June-Aug.). La Salle, La Salle, Marseilles — 

 Illinois River (June-Feb.). Mason, Havana — Illinois River. 

 Peoria, Chillicothe, Peoria — Illinois River (all months). Will, 

 Lockport — Chicago Drainage Canal. 



T. FLOCCULOSA (Roth) Kuetz. Boyer, loc. cit., p. 152 (1927); Mills, 



Index Diat., pp. 1501, 1593 (1934). 

 Striatella fiocculosa (Roth) Kuntze 



Thomas & Chase 1887, p. 330; Jelliffe 1893, p. 310 (Cook); 

 Forbes & Richardson 1913, pp. 495, 500, 505 (Grundy, La Salle, 

 Peoria); 1919, p. 145; Eddy 1927B, pp. 208, 214, 219, as Stri- 

 atella fiocculosa (Cook). Purdy 1930, pp. 63, 80, 81, 106, 112, 



