PLATE 46 



1. Uitrella albella iontha Ravenel. Sanibel, Florida. 6 mm, p. 120. 



2. Pyrene rusticoides Heilprin. Florida. 18 mm. p. 119. 



3. Anachis obesa C. B. Adams. 6 mm. p. 119. 



4. Serpulorbis decussatus Gmelin. p. 102. 



5a, 5b. Nitldella cribraria Lamarck. Boynton, Florida. 10 mm. p. 120. 



6. Nitidella moleculina Duclos. Japan. 10 mm. p. 120. 



7. Anachis avara semiplicata Stearns. Tarpon Bay, Florida. 13 mm. p. 119. 

 8a, 8b. Pyrene mercatorla Llnne. West Indies. 17 mm. p. 119. 



9a, 9b. Nitidella nitidula Sowerby. Palm Beach, Florida. 15 mm. p. 120. 



10. Nassarlus trivlttata Say. New England. 16 mm. p. 121. 



11. Nassarius consensa Ravenel. Charlotte Harbor, Florida, p. 121. 



12. Nassarius obsoleta Say. Long Island, New York. 1 inch. p. 121. 

 13a, 13b. Nassarius vibex Say. Florida. 10 mm. p. 121. 



14. Nassarius hotessieri Orbigny. Off Sand Key, Florida, p. 121. 



15. Nitidella laevigata Llnn6. Palm Beach, Florida. 17 mm. p. 120. 



16. Nassarius ambigua Montagu. Yamato, Florida. 10 mm. p. 121. 



17. Nassarius acutus Say. Florida. 13 mm. p. 121. 



18. Mitrella limata Say. New England. 5 mm. p. 120. 



19. Anachis avara similis Ravenel. 7 mm. p. 119. 



20. Phos candei Orbigny. Florida. 1 inch. p. 123. 



21. Phos parvus C. B. Adams, var. Florida Keys. 16 mm. p. 123. 



22. Cantharus cancellarla Conrad. West Indies. 1 inch. p. 122. 



23. Anachis avara translirata Ravenel. North Carolina. 14 mm. p. 119. 



24. Anachis avara Say. Woods Holl, Massachusetts. 17 mm. p. 119. 



25. Pyrene ovulata Lamarck. Florida Keys. 15 mm. p. 119. 



248 



