104 



72. M. striatissima, Sowerby, Conch. Icon. Sp. 266, 1868. 



Hah.—? 



73. M. subovata, Sowerby, Conch. Icon. Sp. 160, 1867. 



New Zealand. 



74. M. tenuisculpta, Sowerby, Conch. Icon. Sp. 260, 1868. 



Hah.—? 



75. M. textilis, Deshayes, Conch. Icon. Sp. 277, 1868. 



Hah.—f 



76. M. tenuis, DaCosta, Brit. Shells 210, 1778. 

 Thes. i, 287, t. 58, f. 81, 82. 



T. exigua, Poli, Test. Utr. SiciL, 1791. 



T. Balaustina, Dillw., Cat. p. 95, 1817. 



T. hyalina, Desh., Exped. Morea, t. 18, f. 12-14, 1836. 



T. planata, Pennant, Brit. Zool. 1777. 



T. incarnata, Chemn., [non Linn.) 



T. polita, Pultney, Dorset Cat. 1799. Europe. 



77. M. translucidus, Sowerby, Conch. Icon. Sp. 236, 1867. 



Hab.—f 



78. M. tortuosa, Sowerby, Conch. Icon. Sp. 224, 1867. 



New South Wales. 



79. M. truncata, Jonas, Philippi, Abbild. Pt. 3, t. 5. f. 2, 



1843. 

 Thes. i, 325, t. 62, f. 198. Manilla. 



80. M. truncatella, Desh. 



81. M. umbonella, Lam., Anim. s. Vert, v, 532, 1818. 



Thes. i, 300, t. 56, f. 13. Australia. 



82. M. ventricosa, Desh., Zool. Proc. 356, 1854. 



Conch. Icon. Sp. 100. W. Africa. 



83. M. Yoldiformis, Carpenter, Brit. Assoc. Kept. 639, 1863. 

 Proc. Acad. Phiiad. 55, 1865. California. 



Sub-genus REXITH^RUS, Conrad, MS. 



84. M. secta, Conrad, Jour. Phiiad. Acad. vii. 257, 1837. 

 Thes. i. 327, t. 65, f. 245, 248. 



T, ligamentina, Desh., Guerin's, Mag. t. 8, 1843. 



California. 



85. M. denticulata, Deshayes, Zool. Proc. 1854. 

 Conch. Icon. Sp. 315. 



T. incequivalvis, Sowb., Conch. Icon. 139, 1867. Australia. 



