PLATE 



4 2 



1. 



2. 



3. 



4. 



5. 



6. 



7. 



8. 



9. 

 10. 

 11. 

 12. 

 13a, 

 14. 

 15. 

 16. 

 17. 



13b. 



Cymatium costatum Born. 

 Cymatlum costatum Born. 

 Cymatium femorale Llnne. 

 Cymatium aquitile Reeve 



4 inches, p. 113. 

 var. Brazil. 4 Inches. 

 Florida Keys. 5 inches. 

 3 inches, p. 112. 



113. 

 . 112. 



Cymatium chlorostoma Lamarck. Florida Keys. 3 inches, p. 112. 

 Gyrlneum cruentatiam Reeve. Boynton, Florida. 1 inch. p. 113. 

 Cymatium tuberosum Lamarck. West Indies. 2 inches, p. .112. 

 Dlstorsio clathrata Lamarck. Lake Worth, Florida. 1.25 inches, p. 113. 

 Cymatium cynocephalum Lamarck. West Indies. 2.5 Inches, p. 112. 

 Colubraria testacea Morch. Palm Beach, Florida. 2 inches, p. 118. 

 Uelanella subcarinata Orbigny. 3.5 mm. p. 86. 

 Busycon pyrum Dillwyn. Florida. 3.5 inches, p. 125. 

 Monostiolum swifti Tryon. Bermuda. 18-22 mm. p. 118. 

 Amauropsis islandica Gmelin. New England. 1 inch. p. 93. 

 Natica clausa Brod. and Sowerby. Off New England. 16 mm. p. 92. 

 Trophon scalariformis Gould. Georges Bank. 30 mm. p. 116. 

 Eunaticina semisulcata Gray. Palm Beach, Florida. 14 mm. p. 93. 



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