Helisoma euc osmium 



27 



Fig. 2. Dorsal, ventral, and apertural 

 views of Helisoma eucosmium 

 (NCSM #P1208). Lip aperture is 

 incomplete. 



Sis 



Kh D 



mm--- v wi 







MHWj^^l^^^P^^^^^^'" "&•■''*'■■&' 





1 



1 



> 





mm ^ 







Fig. 3. Foraging Helisoma eucosmium. 



