212 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 
ye The Silverdale cotktle “bears 
T'wo samples (a and 6) were taken from the sands near 
a perch situated on some scar ground. Humphrey Head 
was bearing about N.W. No cocklers were working on 
the sands at the time when the shell-fish were sampled. 
A hole was made in the sand and a sample of water was 
collected. This was very fresh. Some distance landward 
from the place where the cockles were taken was an 
extraordinary growth of a species of Hnteromorpha. The 
alea was growing in large tufts on the sands and caused 
the latter to aggregate and harden so as to form little 
hillocks, which made walking quite laborious. The 
sands were very clean 
SILVERDALE: RESULTS OF PRIMARY CULTURES. 
Dilution. No. of Red Colonies. Enteritidis Reaction. 
l 3, (6), (2) Typical 
a 2 Sterile Typical 
(ie tas Sterile Atypical 
1 2, (4), (sterile) Typical 
b+ 2 Sterile Atypical 
| 3 Sterile Atypical 
Water Sample :— 
1 c.c. was sterile ; enteritidis reaction atypical. 
1 cc. as Fe * ve absent. 
