398 BULLETIN OF THE BUREAU OF FISHERIES. 
CHART OF 
VINEYARD SOUND S) 
BUZZARDS BAY 
SHOWING 
DISTRIBUTION OF SPECIES 9 
NEW BEDFORD® 
Cuart 180.—Littorina litorea. (See explanation of chart 26.) 
In nearly every case these records are for shells which had been transported by hermit crabs. 
