28 FLAGELLATES AND ALG.^ OF THE BIEMINGHAM DISTRICT 



T. tetraqonum (Nag.) Haiisg, 6-10. 



WK. Bradnock's Marsh; Berks well; Shirley; Studlev. ws. Canal, 

 Lifford ; King's Norton ; Kidderminster, st. Great Barr Park. 



T. minimum (A. Br.) Hansg. 6-11. 



WK. In the plankton, Bracebridge, Blackroot, and Powell's Pools, 

 Sutton Park; Berks well ; Shirley; Yardley ; Olton ; Studlej. 

 w^s. King's Norton ; Shanklin Pool,' Kidderminster. 



T. Cauda turn (Cord.) Hansg. 6, 8, 10. 



WK. Windley and other pools, Sutton Park. ws. King's Norton ; 

 pools near Kidderminster. There is also a record from Tewkesbury. 



T. regulare Kiitz. 5, 8, 10. 



WK. In the plankton, Bracebridge Pool; Lapworth,etc. wx. King's 

 Norton ; Kidderminster. 



T. enorme (Kalfs) Hansg. 8, 9. 



ws. [King's Norton, W. J. H.^ 



T. limneticum Borge. 5-10. 



WK. In the plankton, Bracebridge, Blackroot, Powell's and Wind- 

 ley Pools, Sutton Park. 



T. liorridum W. & G-. S. West. 



WK. Nuneaton, abundant. 



T. hastatum (Rabenh.) Hansg. 6. 



WK. Earlswood. 



Cerasterias Peinsch. 



C. rapliidioides Reinsch. 7. 



w^K. Berks well ; a remarkable species. 



Ankistrodesmus Corda. 

 A.falcatns (Corda) Ralfs. 2-11. 

 Common and generally distributed. 



Var. acicularis (A. Br.) Gr. S. W. 

 WK. Common. Bracebridge Pool, Sutton Park, Earlswood, etc. 

 ws. King's Norton ; Barnt Green ; Quinton, etc. See Journ. Bot. 

 1911, p. 86, fig. 3. 



Yar. spiriUiformis (AV. & G. S. W.) G. S. W. 

 WK. Botanic Gardens, Edgbaston ; Bradnock's Marsh ; Lap- 

 w^orth ; Studley. ws. Canal, Lifford ; King's Norton ; Harvington 

 Hall. ST. Great Barr Park. 



Var. mirahilis G. S. W. 5. 

 WK. Lap worth. 



Yar. terrestris Bristol, in Annal. Bot. 1920, xxxiv. 49, f. 2. 

 ws. In soil. Warley. 



A. Pjitzeri (Schrcid.) G. S. West. 7, 8, 10. 



WK. In the plankton, Bracebridge and Blackroot Pools, Sutton 

 Park. 



A. Spirot(Bnia G. S. West in Journ. Bot. 1911, p. 86, fig. 3. 10. 

 ws. Canal, I/ifford. [In the same canal a form assigned to 

 A. setigerus (Schrod.) West, in July, W. J. //.] 



Selenastrum Reinsch. 

 S. acuminatum Lagerh. 2-5, 9. 



WK. Olton. See West, Journ. Bot. 1912, p. 88. fig. 5. ws. Canal, 

 Lifford. 



