EXPLANATION OF PLATES— concluded. 



Plate X. 



Fig. I. PUurotoma (Drillia) interrupta, Lam., nat. size. 

 „ la. „ „ „ ,, ornamentation, enlarged. 



i, 2. ,, || ,, », nat. size. 



» 3« PUurotoma yenanensis, spec. nov. nat. size. 

 ,, 3a. „ „ ornamentation, enlarged. 



,, 4. Conus (Rhisoeonus) mallacanus, Hwass,, nat. size. 



», 5» >» ii ii i> » *» 



,, 6. „ „ „ „ upper side ; nat. size. 



» 6"a. «) » ii ii ii ii enlarged. 



,, 7. „ „ 1, „ nat. size. 



ii 7«- it » »* »» enlarged. 



„ 8. Conus (Leptoconus) ntarginatus, Sowerby, nat. size. 



8$. >i ,, » . i, spire, enlarged. 



