330 Wisconsin Academy of Sciences, Arts, and Letters. 
DINOBRYON Ehrenberg 1835 
Dinobryon bavaricum Imhof 
Gull (1) (rr), Leech (ss), Strange (r). 
Dinobryon stipitatum Stein 
Musk oka (ss). 
Dinobryon setularia Ehr. 
(Burned Rock (sss), Henshaw (aaa), Leech (ss), Marion (ss), Mus- 
koka (sss), Strange (r). 
Dinobryon divergens Imhof 
Rowley (r), Strange (r). 
Order Phaeocapsales 
PHAEOCOCCUS Borzi 1892 
Phaeococcus planctonicus var. ovalis var. nov. Pl. VIII, fig. 20. 
Cells ovoid to ellipsoid, scattered in small groups throughout the 
gelatinous envelope. Chloroplasts two, laminate, with smooth 
edges. 
Breadth cells 5-6 u, length 8-9 u. 
Leech (ss). 
Class HETEROKONTEAE 
CHLOROBOTRYS Bohlin 1901 
Chlorobotrys limneticus G. M. Smith 
Black (1) (r), Long (1) (rrr), Nine Mile (rrr), Vernon (rr). 
BOTRYOCOCCUS Kutzing 1849 
Botryococcus Braunii Ktz. 
Big Dudley (rr), Black (1) (rr), Black (2) (rrr), Butterfly (rrr), 
Gull (1) (rr), ,Hamer (r), Harbon (rr), Henshaw (rrr), Lake of Bays 
(rrr), Leech (rr), Little Dudley (r), Long (2) (rr), Marion (rr), Nelson 
(rrr), Pennsylvania (rrr), Round (2) (rrr), Silver (2 (rr), Thompson 
(rrr), Vernon (rrr). 
Botryococcus protuberans var. minor G. M. Smith 
Brush (rr), Loon (rrr), Muldrew (rrr), Rosseau (rrr), Rowley (rr), 
St. Mary (rr), Vernon (r). 
