XVI. LIVERPOOL BIOLOGICAL SOCIETY. 
by himself and Miss E. M. Smith, on the minute 
structure of the nectaries of Orchids. The genera 
discussed were Angraecum, Macroplectum, and Cory- 
anthes. 
6. Dr. R. Hanitsch exhibited, with remarks, a number of 
sections of embryo Frogs (from first to tenth day) 
and Rabbits (first, second, and third weeks). 
7. Mr. J. Lomas exhibited and described a Polyzoon 
(Lepralia edax), new to the L.M.B.C. district, found 
at the Isle of Man. 
The eighth meeting was held at University College on 
May 9th, Professor Herdman, President, in the chair. 
1. A vote of thanks to Mr. A. W. Bennett, for his address 
at the March meeting, was proposed by Professor 
Herdman, seconded by Mr. Harvey Gibson and ac- 
corded unanimously. 
2. Third Report on the Nudibranchiata of the L.M.B.C. 
District. By Prof. Herdman and Mr. J. A. Clubb. 
(See Transactions, p. 131). 
3. Third Report on the Porifera of the L.M.B.C. District. 
By Dr. R. Hanitsch. (See Transactions, p. 192). 
4. Mr. Chalmers exhibited, with remarks, a small collec- 
tion of Obsidian Arrowheads, &c., which he had 
found in California. 
5. Mr. J. Hornell exhibited, with remarks, some micro- 
scopic specimens of Caprella, Asterias, Pycnogonum, 
Lucernaria, and other invertebrates, which he had 
prepared. 
6. On Cross- and Self-fertilization among Plants. By R. J. 
Harvey Gibson, M.A., F.L,8. (See Transactions, 
p. 125). 
