DESMIDS FROM VICTORIA 258 
prilie peag Long. 182 »; lat. max. 112 4; lat. lob. polar. 
5 p; lat. ist 19 
H Sheena tens, Victoria. 
ias Hardyi, sp. M. submagna, paullo longior 
bulatis, lobulis magnis elongatis et divergentibus, or 
apicibus lobulis et processibus lobi polaris 4-dentatis; cum seri 
denticulorum intra lobulis lateralem et processibus lobi pola 
Long. 200-220 »; lat. 163-202 p; lat. isthm. 16°5-1 
Hab. Yan Yean Reservoir, Victoria ; abundant | in the 
plankton. 
Cosmarium tortum Lagerh. et Nordst. forma tricgona. Forma 
cellulis a vertice visis rotundo-trigonis, angulis levissime producto- 
submamillatis ; membrana delicatissime punctata. Long. 21-24 p; 
lat. 15-16 »; lat. isthm. 1 
b Yean Reservoir, Victoria | rapa 
Cosmarium capitutum Roy & Bis Var. 
ventre semicellule minore, angulis eaplialie. leviter pect diver 
gentibus. pid 16-19 p; lat. 20-23 pw; lat. isthm. 5° 
crass. 8°5- 
Hab. Ya Yean Reservoir, hai (plankton). 
Cosmarium Hardyi, sp. C. mediocre, circiter 14-plo 
ngius quam latum modice sacneetateiis, sinu breviter lineari 
a 
simis instructe ; diana semicellularum cum serobiculis 
confertis quincuncialiter ordinatis ; a latere vise subspherice 
vertice vise late elliptice et ——— bers utrobique. Long. 
85 p»; lat el lat. ae ~ 21 p 
n Yean Reservoir, Victoria ielaskien), 
STAURASTRUM L=VISPINUM Biss. var. SUBBRACHIATUM 
proouaibus angustioribus basin versus et spe emarginato furcatis 
apices. Long. sine proc. 17-18°5 », cum teed -85 pw; lat. 
11-12 p, eum proc. 30-82 p; lat. isthm 
Hab. Yan Yean meme Vietoria (aiaikinn). 
DIBRACHIAT _ Borge var. Bae area NSE, var. 
