264 



Porcellana {Glabella) ebunieola, Con., Cat. in Proc. Ac. N. S. 



Phil. 1862, p. 564, 1862. 

 Pranum ehurncoJa^ Con., Am. Journ. Conch, iv, 67, pi. 5, f. 



1,1868. Miocene; Suffolk, Va. 



—^ 20. M. elevata, Emmons, RcDort Geol. Surv. N. C. 1858, p. 

 138, 1858. ' Miocene : K Carolina. 



21. M. elongata, Bellardi and Mich. Mem. Real. Ac. Sci. 



Torino, iii, 155, pi. 5, f. 10, 11, 1841. 

 .Bellardi, Sag. orit. p. 63, pi. 8, f. 10, 11. Sismonda, Syn. 

 Meth. Anim. Invert. Foss. p. 46, 1842. Michelotti, Foss. 

 Terr. Mioc. de I'ltal. Sept. p. 323, 1847. 



31ioceyie : Piedmont. 



22. M. emarginata, Bonelli, ined., Sismonda, Syn. Meth. 



An. Invert. Foss. p. 46. 1842. 

 Michelotti, Foss. Terr. Mioc. de I'lt. Sept. p. 321, 1847. 



Upper 3Iiocene ; Piedmont. 

 M. EXiLis , H. C. Lea (preoccupied), is 31. subexilis, Orb. 

 M. GLABELLA, (Linn.) See among recent species. 

 M. GRACILIS, Edwards (preoccupied), is M. subgracilis, 



Redf. 

 M. HORDEOLA, Dcsh., is var. of M. ehurnea, Lam. 



— 23. M. humerosa, Conrad. 



M. crassilabra,^ I. Lea (not Conrad), Contr. to Geol. p. 177, 



pi. 6, f. 188, Nov. 1833. 

 31. Jiwnerosa, Conrad, Foss. Shells Tert. U. S. 2d ed. p. 45, 

 pi. 16, f. 14, 1834. Conrad, Cat. in Appendix Morton's 

 Syn. p. 5, 1834. 

 Prato humerosa, Conrad, Am. Journ. Conch, i, 25, 1865. 



Oligocene ; Claiborne, Ala. 



24. M. incurva, L Lea, Contr. to Geol. p. 179, pi. 6, f. 192, 



1833. Eocene; Claiborne, Ala. 



M. INFLEXA, Emmons (preoccupied), is M. subinjlexa, Redf. 



25. M. intumescens, Koenen. 



31. eburnea, Beyrich (not Lam.) Conch. Nord-Deutsch Tert. 



p. 52, pi. 2, f. 9 a, b, 1853. 

 M. intumescens, Koenen, Zeitsch. Deutsch. Geol. Gesellsch. 

 1865, p. 505, 1865. 



Loioer Oligocene ; Brunswick, Prussia. 

 M. INVOLUTA, Zekeli (a cretaceous species), is probably an 

 Ovula. See Pictet Pal. Suisse, 3d ser. p. 687. 



* Preoccupied by M. crassilabra, Conrad. 



