4^ 
OVSTEkS AND DISEASE. 
In a further series of experiments we examined nineteen batches of Oysters, 
seventeen batches of Mussels, eighteen batches of Cockles, five batches of Periwinkles, 
and one batch of Whelks : these were all obtained from shops in various parts of 
Liverpool. 
Tabic II., shoiving Colon-like Organisms isolated front 19 batclies of Oysters. 
Bacillus isolated giving following reactions. 
Oyster. 
Motility. 
l-'ernieiitation. 
Milk. 
Indol. 
I'otato 
Serum Reaction. 
32 
Actively 
motile. 
Marked. 
Marked. 
Marked. 
Abundant. 
Negative. 
33 
.Sltig-gish. 
0 
Peptonized. 
Marked. 
Abundant. 
Negative. 
34 
Actively 
motile. 
Marked. 
0 
0 
Small. 
Negative. 
35 
Actively 
motile. 
0 
0 
0 
Visible. 
Negative. 
36 
Motile. 
Marked. 
Maiked. 
Marked. 
.Abundant. 
Negative. 
37 
0 
0 
0 
0 
0 
0 
3S 
0 
0 
0 
0 
0 
0 
39 
Actively. 
0 
0 
0 
.Abundant. 
Negative, forms 
alkali in neutral 
litmus whey. 
40 
\ 
41 
42 
\ 
0 
0 
0 
0 
0 
43 
44 
Actively. 
Marked. 
0 
0 
Abundant. 
Negative, forms 
alkali in neutral 
litmus whey. 
45 
46 
47 
48 
0 
0 
0 
0 
0 
0 
49 
50 
