326 Wisconsin Academy of Sciences, Arts, and Letters. 
COELOSPHAERIUM Nageli 1849 
COELOSPHAERIUM KUETZINGIANUM Nag. 
Basil (rr), Big Dudley (rr), Black (1) (rrr), Burned Rock (rrr), Butter¬ 
fly (r), Henshaw (r), Joseph (rrr), Little Dudley (rrr), Long (1) (r), 
Long (2) (rrr), McGowan (rr). Mill (rr), Muldrew (rr), Muskoka (rr), 
Nelson (rrr), Otter (r), Round (2) (rr), Rowley (r), St. Mary (sss), Sil¬ 
ver (1) (rrr), Silver (2) (r), Vernon (rrr). 
Coelosphaerium Naegelianum Unger 
Basil (rrr). Big Dudley (rrr), Black (1) (rrr), Black (2) (rrr), Brush 
(s), Burned Rock (rr), Butterfly (rrr), Clear (1) (rr), Clear (2) (rr), 
Echo (rr), Gull (1) (sss), Gull (2) (sss), Harbon (rrr), Henshaw (sss), 
Joseph (rrr), Little Dudley (rrr), Long (1) (rr), Long (2) (rr), Marion 
(sss), Mill (r), Muldrew (rr), Muskoka (r), Nelson (r), Nine Mile (rrr). 
Pine (rrr), Portage (rrr), Rowley (r), Rosseau (r), St. Mary (rr), Silver 
(1) (r), Silver (2) (rrr), Strange (rr), Thompson (rr), Vernon (r). 
GOMPHOSPHAERIA Kiitzing 1836 
Gomphosphaeria lacustris Chodat. 
Basil (rr), Harbon (rr), Henshaw (r), Lake of Bays (r), Long (1) (rr). 
Long (2) (rr),Mill (rr), Muskoka (rr), Rosseau (r), St. Mary (r), Strange 
(rrr), Vernon (rr). 
Gomphosphaeria aponina Ktz. 
Long (1) (rrr). 
MICROCYSTIS Kiitzing 1833 
Microcystis aeruginosa Ktz. 
Henshaw (ss). 
var. major (Wittr.) G. M. Smith 
Harbon (rr). 
Microcystis flos-aquae (Wittr.) Kirchner 
Big Dudley (rrr), Black (1) (rrr), Brush (rr), Butterfly (rrr), Clear 
(2) (rrr), Echo (rrr), Gull (2) (rrr), Lake of Bays (ss), Little Dudley 
(rrr). Loon (rrr), Marion (ss), Mill (rrr), Muskoka (rrr), Rosseau (rr). 
Round (2) (r), Thompson (rrr), Vernon (r). 
APHANOCAPSA Nageli 1849 
Aphanocapsa elachista var. conferta W. & G. S. West 
Basil (r), Clear (2) (ss), Round (2) (sss), Rowley (sss), Thompson 
(ss). 
