U. S. NATIONAL MUSEUM 



BULLETIN 68 PL. 3 



6a 



^ 



/s\ 



4a 



5a 



9« 



^ 



P\ 



83 



TURBONILLA 



1. asser, p. 45 4. buttoni. p. 43 7. stylina, p. 48 



2. nicholsi, p, 46 5. mexicana, p. 45 8. stephanogyra, p. 42 



3. c. b. adamsi, p. 52 6. simpsoni, p. 49 9. carpenteri, p. 49 



I 0. hiimerosa, p. 52 



I I , profundicola, p. 50 

 1 2. panamensis, p. 42 



