8 



Linn, names. 



2 dilatatus 



3 castaneus 



4 Folium 



5 laevigatas 



6 Volgensis 



E?igl. names. 

 dilated 



chestnut 



leafy 



Northern 



mottled 



Synon. $ Ref. 

 Br. Mas. 



Habitat. 

 u. 



China. 



u. 



Polar Seas. 



Volga. Fr.w. 



CONUS. 



1 brunneus 



2 interruptus 



3 gracilis 



4 lucidus 



5 Balteus 



6 gradatus 



CONE. 



brown 



dotted 



slender 



bright 



girdled 



interrupted 



M.Cab. 



Timor. 

 South Sea. 



u. 

 California. 



CYPRjEA. 



COWRY. 



1 tessellata painted 



2 lactea milky 



3 sulcidentata strong-toothed 



4 Listeri ocellated 



5 arenosa sand 



6 Turdus thrush-backed 



M.Cab. 



S. Seas. 



