A FEW MORE MOLLUSKS. 



109 



of the Solen 

 genus, which 

 they got in 

 quantity, 

 and were 

 easily dis- 

 covered by 



their SpOUt- Figure 72. 



ing up water as the men walked over the sands 

 which they inhabited. " 



He gives a good picture of the shell in his book, 



which was printed 

 more than a century 

 ago; and so it hap- 

 pens that this is the 

 first shell of our 

 coast that was ever 

 Figure 73. described and fig- 



ured by the original collector. Find 

 the place on your maps where Cap- 

 tain Dixoii's men dug these fine Razor- 

 clams out of the sands of the Alaskan 

 shore. 



The last shells of niollusks that we 

 will consider in this book are those 

 of the Piddocks. They are bivalves, 

 and have a habit of boring holes into Figure 74. 



