xll LIVERPOOL BIOLOGICAL SOCIETY. 
The fifth meeting of the twenty-fifth session was 
held at the University, on Friday, February 10th, 1911. 
The President in the chair. 
1. Dr. A. E. Shipley, F.R.S., of Cambridge, lectured 
’ and gave 
before the Society on ‘‘ Grouse Disease, 
a graphic account of the animal parasites of the 
grouse and their life-histories. 
The sixth meeting of the twenty-fifth session was 
held at the University, on Friday, March 10th, 1911. 
The President in the chair. 
1. Mr. H. C. Beasley exhibited and described a cast of 
the footprint of Thinopus antiquus, the earliest 
air-breathing Vertebrate known. 
2. <A note on Jassa falcata by Mr. Alf. O. Walker, 
F.L.S., was communicated (see “Transactions,” 
p- 67). 
3. Prof. Herdman submitted the Annual Report of the 
Investigations carried on during 1910 in con- 
nection with the Lancashire Sea _ Fisheries 
Committee (see “Transactions,” p. 73). 
The seventh meeting of the twenty-fifth session was 
held at the University, on Friday, May 12th, 1911. 
The President in the chair. 
1. Prof. Herdman exhibited, with others, a series of 
interesting specimens from Port Erin. 
2. Dr. H. B. Fantham exhibited some diseased bees 
and combs infected with a minute pathogenic 
protozoal parasite, apparently the same as Nosema 
