U. S. NATIONAL MUSEUM 



BULLETIN 68 PL. 11 



1 . regina, p. 1 1 2 



2. ignacia, p. 1 1 9 



3. pentalopha, p. 1 1 7 



4. lordi, p. I n 



TURBONILLA 



5. phalera, p. 1 20 



6. peiisceiida, p. 1 1 9 



7. santosana, p. 1 1 7 



8, eschscholtzi, p. 1 1 3 



9. heterolopha, p. 1 1 8 

 1 0. catalinensis, p. 1 1 3 



I 1 . major, p. 1 16 

 12. tridentata, p. 1 14 

 1 3. ambusta, p. 1 1 5 



