PLATE 69 



1,2. Thais lapillus Unne. p. 117. 



3. The same; ovicapsules enlarged, p. 117. 



4. Colus pygmaeus Goiild. p. 124. 



5. Epitonium multistrlata Say. p. 34. 



6. Urosalplnx cinereus Say. p. 116. 



7. Nassarius trivittata Say. p. 121. 



8. Nassarius vibex Say. p. 121. 



9. Nassarius obsoletus Say. p. 121. 



10. Epitonium humphreysii Kiener. 17 mm. p. 84. 



11. Eupleura caudata Say, small northern form. p. 115. 



12. Anachis avara Say, variety, p. 119. 

 V6, Mitrella pura Verrill. p. 120. 



14. Mangilla plicosa C. B. Adams. 7 mm. p. Ii57. 



15. Lora bicarinata Couthouy. 7 mm. p. 156. 



16. Mitrella lunata Say. 5 mm. p. 120. 



17- Lora h&rpularia Couthouy. 12 mm. p. 166. 



18,19. Polinices triseriata Say, young, p. 92. 



20. Polinices immaculata Totten. p. 93. 



21. Natica pusilla Say; 6 mm. p. 92. 



22. Caecum pulchellum Stimpson. 2.5 mm. p. 102. 



23. Crepldula fornicata Linne. 32 mm. p. 95. 

 84. The same, young, p. 95. 



25. Crepldula glauca convexa Say. 14 mm. p. 96. 



26. Crepldula plana Say. p. 96. 



27. Crucibulum striatum Say; profile, p. 95. 



28. The same, from below, p. 95. 



288 



