258 



INDEX. 



Xylophaga (continued). 

 dorsalis, 193. 



Yoldia hwida, Loven, 173. 

 nana, Sars, 173. 



Zo?iites, 157. 

 alliarius, 157. 

 cellarius, 157. 



Zonites (continued). 

 crystallinus, 157. 

 excavatus, 157. 

 fulvus, 157. 

 nitidulus, 157. 

 nitidulus, var. nitens, 157. 

 nitidus, 157. 

 purus, 157. 

 radiatidus, 157. 



ERKATA. 



Page 102, line 4 from bottom, for "Midler" read "Moller ". 

 ,, 160, line 19 from top, for " emarginata" read "marginata". 

 „ 177, line 16 from bottom, for " spantangi " read " srpatangi". 

 ,, 190, line 9 from top, for " Caratisolen " read " Ceratisolen ". 

 „ 216, lines 10 and 11 from top, omit " Delphinula pusiUa, Calcara." 



