Gasteropoda. 48 Cypraea, 



Kayei, Forbes (OvuLA), G. T. 2d s. vol. vii, 133, 12, 20. 

 Marticensis, Math. (OvuLA), Catalogue, 255, 40, 21. 

 Newloldi, Forbes (O. incerta), G. T. 2d s. vol. vii, 134, 12, 21. 

 Mortoni, Gabb, 1860, Jour. Acad. 2d s. vol. iv, 391, 68, 8. 



Ala., N. J. 0. 



DAPHNELLA, Hinds, 1844. 



? Eufalensis, Con. Jour. Acad. 2d s. vol. iv, p. 285. Ala. 0. 



flintea, Con. ibid, 285, pi. 46, f. 47. Ala. C. 



?subfilosa, Con. ibid. 285. Ala. 0. 



DELPHINULA, Lam. 1804. 



Bonnardii, d'Arc. M. G. S. F. 2d s. 334, 22, 6. G. U. G. 



coronata, Roem. (TURBO), Nord. Kreid. 81, 12, 2. 



Dupiniana, d'Orb. P. F. 209, 182, 1-4. Fr. N. 



laevis, Dujard. (TURBO Iris), M. G. S. F. 231, 17, 4. 



lapidosa, Morton (not Straparollus lapidosus, Gabb),* Synopsis, 



46,19,7. N. J., Del. C. 



DENTAL1UM, Linn. 1758. 



Arcotinum, Forbes, G. T. 2d s. vol. vii, 138, 12, 16. India. C. 



Cbilense, d'Orb. Voy. Astrolabe, pi. 1, f. 37, 38. Chili. C. 



Cretaceum, Con. Lynch's Exped. 228, Appendix, pi. 1, f. 1. Syria. C. 



cylindricum, Sow. M. Con. 79. E. L. G. 



decussatum, Sow. M. Con. 70. E. G. 



? difforme, Sow. Dix. Geol. Suss. 348, 29, 10. E. C. 

 ettipticum, Sow. (decussatum), M. Con. 70. 



fragilis, M. & H. 1856, Proc. Acad. p. 69. Nebraska. C. 

 gracile, Hall & Meek, 1854, Mem. Acad. Bost. 2d s. vol. v, pi. 



3, f. 11. N. a 



hamatum, Forbes, G. T. 2d s. vol. vii, 138, 15, 8. India. C. 



medium, Sow. M. Con. pi. 79. Eng. U. G. 



Mosae, Bronn in Goldf. Petrif. vol. iii, 3, 116, 10. G. C. 



* By some unaccountable mistake, when describing this species, I confounded 

 two specimens, both of which, in the top view, resemble Morton's figure of D. 

 lapidosa, even to the manner of their fracture. They were in the collection of 

 the Academy together. Morton's species (the type of which is in the Academy's 

 museum), is a true Delphinula, and not, as d'Orbigny thinks (Prod. vol. ii, p. 

 223), a Turbo. My species, on the contrary, is a Straparollus. W. M. (J. 



