Plate XV. 



Figs. 75-76. Discodoris vonihertngi MacFarland. 



Fig. 75. Side view of typical lateral tooth from near center of 



1st row of radula. x 244. 

 Fig. y6. Four lateral teeth from inner end of i6th row, slightly 



displaced, x 244. 



Figs. 77-82. Peltodoris greeleyi MacFarland. 



Fig. yy. Two typical spicules from dorsum, x 244. 



Fig. 78. Oblique view of base of typical lateral tooth of radula. 

 X 282. 



Fig. 79. Outermost lateral teeth of 19th and 20th rows of 

 radula. x 244. 



Fig. 80. Innermost lateral teeth of 17th row of radula. x 244. 



Fig. 81. Typical lateral tooth of radula in side view, x 282. 



Fig. 82. Portion of anterior genital complex, the nidamental 

 and albumen glands having been removed, h. d., an- 

 terior end of hermaphroditic duct; h. amp., hermaph- 

 roditic ampulla; sp. d., spermatic duct entering prox- 

 imal end of large prostate gland, pr.; u. d., uterine duct, 

 receiving the duct of the spermatocyst, spc, and cut off 

 just before its entrance into the nidamental gland; 

 spth., spermatotheca ; vag. d., vaginal duct, its distal 

 portion severed just before it dilates into the vagina; 

 V. def., proximal portion of vas deferens, x 10. 



