Explanalion of PL I. 



Female receptacle of Sarçiassinn Horneri. All figures were drawu 

 with the aid of camera Incida from living materials. Magnification: ca. 

 10 times. 



Fig. 1. Fiist oogonium liberation. 



Fig. 2. After the oogonia discharged in the first liberation had 

 dropped off. 



Fig. 3. The second oogonium liberation. 



Fig. 4. After the oogonia discbarged in the first and second 

 liberations had dropped off. 



