PLATE XLIV. 



FIG. 



1. HIPPOTHOA DIVARICATA, p. 288. See Plate I. fig. 2. 



2. , single cell, to show the form of orifice. 



3. , var. ft (CARINATA). 



4. , var. a (CONFERTA). 



5. HIPPOTHOA FLAGELLUM, p. 293. 



6. ) zocecium, showing form of orifice, with 



ovicelligerous cells attached. 



7. ) nat. size. 



