X1V. 
PROCEEDINGS LIVERPOOL BIOLOGICAL SOCIETY. 
before and after the change. There is a short and a 
jong period of pupal stage in this moth and the 
abnormal larva belongs to the long period. Pupation 
takes place in February and the perfect insect appears 
in November. The short period is five or six months. 
There is apparently no difference in the adult insect 
from the two forms of caterpillar. 
Mr. H. C. Robinson exhibited with remarks certain 
variations in species of birds from Eastern Australia. 
Mr. I. C. Thompson gave a report on two collections of 
Tropical and more Northern Plankton, (see Transac- 
tions, p. 242.) 
Dr. Henry O. Forbes gave a lecture on “ A collection of 
Flint Implements from recently discovered mines in 
- Ancient Egypt,” illustrated by lantern slides and 
specimens. 
The fourth meeting of the fourteenth sessson was held at 
University College, on Friday, January 12th, 1900. The 
President in the chair. 
I. 
Prof. Herdman exhibited with remarks a series of 
microscopical preparations of larval Crustacea. 
Mr. H. C. Robinson exhibited a series of birds and 
mammals from North Queensland. 
Rev. T. S. Lea, M.A., communicated some notes on the 
Botany of Widnes (see “ Transactions,” p. 295.) 
Prof. Sherrington, F.R.S. gave an account of some recent 
experiments in the laboratory on Touch Spots. 
The Annual Report of the Sea-Fisheries Laboratory 
for 1899 by Prof. Herdman, A. Scott, and J. 
Johnstone was submitted (see “Transactions,” p. 143.) 
Mr. H. C. Beasley exhibited a supposed fossil found in 
the Trias. | 
