1922] Miller: Variations in Teredo navalis in San Francisco Bay 303 



2e. 



<d a 



00 fcj 

 P -1 



a v 



5 2. 

 P » 

 3 o 



1-w 



2 P 



o V| 



tda 



Sk 



p ,_, 



3. 05 



= Li 



crq C 

 o 



OB 



-r ~ 

 o P 



