From Rolicrt E. C. Rtearns. 



Litoriiia Sitkana, F/iil. 



Vancouver Islaiul, Sitka. 

 Collected by Robert E. C. Stearns. 



Litorina scutulata, Gld. 



PiuLssima, Calilbniia. 

 Collected by Robert K. C. Stearns. 



Bythinella Binneyi, Trijoit. 



Bauliues Bay, California. 



Collected by Robert E. C. Ste.arns. 



Diala marmorea, Cpr. 



Monterey, California. 

 Collected by Robert E. C. Stearns. 



Trivia Californiana, Grai/. 



Monterey, California. 

 Collected by Robert E. ('. Stearns. 



Erato vitelliiia, lids. 



Monterey, California. 

 Collected by Robert E. C. Stearns. 



Mitromorpha filosa, Cpr. 



Monterey, Californiti. 

 From Robert E. C. Stearns. 



Couus Calif ornicus, Hinds. 



San Diego, California. 

 Collected by Robert E. C. Stearns. 



Odostomia gravida, Gld. 



Monterey, California. 

 From Robert E . C. Stearns. 



Priene Oregonensis, Redf. 



Vancouver Island, B. C. 

 Collected by Robert E. C. Stearns. 



Marginella Jewettii, Cpr. 



Monterey, California. 

 Collected by Robert E. C. Stearns. 



Marginella subtrigona, Cpr. 



Monterey, California. 



Collected by Robert E. C. Stearns. 



Marginella regularis, Cpr. 



Monterey, California. 

 Collected by PiobertE. C. Stearns. 



Marginella pyriformis, Cpr. 



Monterey, California. 

 Collected by Robert E. C. Stearns. 



Olivella biplicata, Sby. 



San Diego, California. 

 Collected by Robert E. C. Stearns. 



Nassa mendica, Gld. 



Monterey, California. 

 From Robert E. C. Stearns. 



Amycla carinata, Hds. 



San Diego, California. 

 Collected by Robert E. C. Stearns. 



Amycla carinata, var? Hindsii, 



California. [lioe. 



Collected by Robert E. C. Stearns. 



Amycla gausapata, Gld. 



California. 

 Collected by Robert E. C. Stearns. 



Amycla tuberosa, Cpn'. 



Monterey, California. 

 Collected by Robert E. C. Stearns. 



Ampliissa corrugata, Rve. 



Monterey, California. 

 From Robert E. C. Stearns. 



Purpura crispata, Chem. 



Vancouver Island, Sitka. 

 From Robert E. C. Stearns. 



Purpura canaliculata, Dad. 



Vancouver Island, Sitka. 

 From Robert E. C. Stearns. 



Purpura saxicola, Val. 



Vancouver Island, B. C. 



