

Fig. 3:31. Sexual reproduction of Fhci/s, showing the eight eggs isix in eight) dis- 

 charged fi-oin tlic oogonium and eurronnded by a membrane (A), eggs liberated 

 from the membrane (E i, antheridinm containing sperms ( 6'). the discharged lat- 

 erally biciliate sperms i (;), and eggs surrounded by swarming sperms (F, H ).— 

 After Singer. 



