250 



M. Pliilippinarum, Redf., Ann. N. Y. Lye. Nat. Hist. iv. 

 492, pi. 17, f. 3, 1848. Reeve, Conch. Icon. Marginella, 

 pi. 17, f. 84, 1865. Fldlippine Islands. 



146. M. phrygia, Sowb. 



3J. guttata, iSvvains. (not Dillw. or Sowb.), Zool. Illust. 2d ser. 



i, pi. 44, f. 2, 1829. 

 M.phrvqia, Sowb., Thes. Conch, i, 394, pi. 78, f. 218, 219, 



1846. 

 M. jSwainsoniana, Petit, Cat. in Jour, de Conch, ii, 55, 1851. 

 M. phrygia, Reeve, Conch. Icon. Marginella, pi. 15, f. 67, 



1865. Acapulco and Gulf of California. 



M. PiCTA, Dillw., is 31. lyrum (Gron.) 



147. M. piperata, Hinds, Proc. Lond. Zool, Soc. 1844, p. 72, 



1844. 

 M. piperita, Sowb., Thes. Conch, i, 381, pi. 75, f. 40, 44, 



1846. 

 31. piperata. Reeve, Conch. Icon. Marginella, pi. 4, f. 11, a, 



b, 1864. Natal, and East Africa. 



148. M. pisum, Reeve, Conch. Icon. Marginella, pi. 27, f. 156, 



1865. Australia. 



M. PLUMBEA (Sol.), MSS., is 31. prmium (Gmel.) 



149. M, polita, Carpenter, Cat. of Mazatlan Shells, p. 462, 



1857. 3Iazatlan. 



M. POLITA, Pease, is 31. Peasii, Reeve. 



150. M. porcellana (Gmel.) 



Voluta porcellana, Gmel. ed. Svst. Nat. p. 3449, 1788. 



Chemn., Conch, x, 164, pi. 'l50, f. 1419, 1420 (good), 



1788. Schreibers, Conch, i, 99, 1793. Encyc. Meth. 



Vers. pi. 377, f. 5, 1798. Dillw., Desc. Catal. p. 526, 



1817. 

 3'Iarginella tessellata, Lam., Anim. sans Vert. 1st ed. vii, 361, 



1822. Defrance, Diet, des Sci. Nat. xxix, 144, 1823. 

 Voluta tessellata. Wood, Index Testae., Suppl. pi. 3, f. 31, 



1828. 

 3Iarginella tessellata, Desh., Encycl. Meth. Vers, ii, 413, 1830. 



Kiener, Coq. Viv. p. 24, pi. 5, f. 20, 1834. Desh., ed. 



Lam. Anim. sans Vert, x, 446, 1844. Sowb., Thes. 



Conch, i, 395, pi. 78, f. 194—197, 1846. Chenu, Manuel 



de Condi, i, 199, f. 1064, 1859. 

 3'Iarginella porcellana. Reeve, Conch. Icon. Marginella, pi. 13, 



f. 53, a, b, 1864. Venezuela"^ (Sowb.) 



* Earlier writers refer this species to the Indian Ocean, but the type is 

 an Atlantic one, and I believe Sowerby to be correct. 



