PLATE 6 
PAGE 
Figs. 1-3. Czekanowskia capillaris Newb. . 
Figs. 1, 2, nat. size. 
Fig. 3, enlarged. 
4-7. Raritania gracilis (Newb.) comb. nov. . я : . 26 
Figs. 4—6, nat. size. 
Fig. 7, enlarged. 
