NASSA. 



117 



nodicostata, A. Adams. 

 plicata, Bolt. 

 pullus, Linn. 

 pusio, A. Adams. 



scalariformis, Chem. 

 sinusigera, A. Adams. 

 sulcifera, A. Adams. 

 velicata, Memch. 



Sub-gen. niotha, H, and A. Adams. 



Shell cassidiform ; spire short, whorls granulated or cancel- 

 lated ; inner lip with the callus very large and spreading ; outer 

 lip crenate, not variced externally. 



acinosa, Gotdd. 

 albescens, Dkr. 

 australis, A. Adams. 

 abyssicola, A. Adams. 

 Bouchardi, Dkr. 

 caperata, Phil. 

 crenilirata, A. Adams. 

 crenellifera, A. Adams. 

 costata, A. Adams. 

 candens, Hinds. 

 cremata, Hinds. 

 cselata, A. Adams. 

 Cumingii, A. Adams. 

 gemma, FJiil. 

 gemmulifera, A. Adams. 

 gemmulata, Lam. 

 gemmulosa, C. B. Adams. 

 Isabellei, UOrh. 

 Jonasi, Dkr. 

 livescens, Phil. 



Lyulla, Beck. 

 margaritifera, Dkr. 

 marginulata. Lam. 

 mendica, Gould. 

 multicostata, A. Adams. 

 myristica, Hinds. 

 pauperata, Lam. 

 plicatella, A. Adams. 

 ravida, A. Adams. 

 reticosa, A. Adams. 

 semigranosa, Dkr. 

 semigranulata, Dkr. 

 sinusigera, A. Adams. 

 Siquijorensis, A. Adams. 

 sordida, A. Adams. 

 splendidula, Dkr. 

 stigmataria, A. Adams. 

 variegata, A. Adams. 

 verrucosa, A. Adams. 

 Webbei, Petit. 



Sub-gen. phrontis, H. and A. Adams. 



Spire elevated, acuminate, whorls ribbed or nodulose ; inner 

 lip smooth, with an extended, thickened callus. 



complauata, Powis. 

 corticata, A. Adams. 



crassa, Koch. 

 fasciata, Chem, 



