Figure 31— a, Eye arrangement of Enantia pellucida (Pearse), from Pearse's whole mount, 

 U.S.N.M. No. 20193; b, copulatory complex of E. pellucida, from sagittal sections made of 

 Pearse's whole mount No. 307A; c, copulatory complex of Oligoclado floridanus Pearse, 

 from set of sagittal sections in Pearse collection, No. 419; d, Acerotisa baiae, new species, 

 from Pearse's whole mount No. 430 (which has been sectioned). (See p. 492 for index to 

 numbered parts.) .„„ 



