244 REFERENCE TO PLATES. 



FIGURE. PAGE. 



79, 80. Bensonia splendens, Button, Conch. Ind., t. 51, 



f. 7, 10, 109 



81, 82. Bensonia petasus, Benson. Ibid., t. 89, f. 8, 9, . 109 



83, 85. Bensonia Aspides, Benson. Ibid., t. 62, f. 7-9, . 109 



PLATE 37. 



86, 87. Sophina calias, Benson. Conch Ind., t. 147, f. 2, 3, 109 



88. Sophina discoidalis, Stol. (= Calias, var.). Ibid., t. 147, 



i. i, . i ' ' .' 



89, 90. Sophina Schizostelis, Bens. (= calias, var.). Ibid., 



t. 147, f. 5, 6, . . 110 



91, 92. Sophina forabilis, Benson. Ibid., t. 147, f. 1, 4, .110 

 93, 94. Sophina conjungens, Stolicz. Ibid., t. 147, f. 8, 9, 110 

 95. Durgella honesta, Gould. Ibid., t. 90, f. 10, . .111 

 96-98. Eurypus casca, Gould. Moll. Wilkes Expl. Exped., 



]. O t/* .Llv 



99. Eurypus similis, Semper. Reisen Philipp., t. 2, f. 4, . 110 

 100-2. Eurypus nitidissima,Smith(=Treasur3 T ensis,Tryon). 



Zool. Proc., t. 36, f. 1, 1885, Ill 



3-5. Eurypus solicliuscula, Smith. Ibid.,t. 36, f. 2, 1885, 111 

 6, 7. Durgella Khasiaca, Austen. Shells of India, Pt. 



iv, t. 39, f. 7, Ill 



8,9. Durgella levicula, Benson. Conch. Ind., t. 90, f. 1, 4, 111 

 10-12. Durgella honesta, Gould, var. Andersoniana, Nevill. 



Jour. As. Soc. Bengal, xl, t. 17, f. 7-9, . . .112 

 13, 14. Durgella Shisha, Austen. Ibid., xliv, t. 1, f. 3, . 112 

 15-17. Microcystis glaberima, Semper. Semper Reisen, 



!> ^5, I. 1U, . . . . . m Lla 



18-20. Microcystis electrina, Jacq. Yoy. Astr. et Zel., t. 



6,f. 37-39, . 112 



21. Microcystis Jacksoniensis, Gray. Conch. Icon., f. 1462, 113 

 22-25. Microcystis ornatella, Pfr. (=Adamsi,Pfr.). Kiister, 



Conch. Cab., t. 29, f. 23-26, 112 



26. Microcystis Marquesana, Pease. Am. Jour. Conch. ,iv, 



l -li I. -^ , ......... 1 IO 



27. Microcystis perpolita, Mousson. Jour, de Conch., t. 



14, f. 1, 1869, 113 



PLATE 38. 

 28-30. Microcystis verticillata, Pease. Jour. Philad. Acad., 



IX, L. , I. ol, ..... . . . 1 i O 



31. Microcystis orbis, Beck. Conch. Icon., f. 623, . .114 

 32-34. Mycrocystis callifera, Pfr. Conch. Cab., t. 27, f. 



14-16, ......... 114 



