LINNEAN SOCIETY OF LONDON. Vil 
British Museum. Communicated by Daniel Hanbury, Esq. F.L.S. 
(See “ Zoological Proceedings,”’ vol. vi.) 
Read, fourthly, “ Catalogue of the Heterocerous Lepidoptera 
collected by Mr. Wallace at Sarawak, Borneo ;” by Francis Wal- 
ker, Esq., F.L.S. (See “ Zoological Proceedings,”’ vol. vi.) 
April 18th, 1861. 
Thomas Bell, Esq., President, in the Chair. 
Henry Duckworth, Esq., and David Walker, Esq., M.D., were 
elected Fellows. 
Read, first, “ On the Circulation of the Blood in Pegea, as bear- 
ing on the question of a Lining to the Vascular System of the 
Tunicata;’ by J. D. Macdonald, Esq., R.N., F.R.S. Communi- 
cated by George Busk, Esq., F.R.S., Sec. L.S. (See “Transac- 
tions,” vol. xxiii. part 2.) 
Read, secondly, “ On the Physiology of the Pallial Sinuses of 
the Brachiopoda;’’ by the same. (See “ Transactions,” vol. xxiii. 
part 2.) 
Read, thirdly, Extracts from Letters addressed by Gideon Lin- 
cecum, Esq., to Charles Darwin, Esq., M.A., F.R.S., F.L.S., “ On 
the Habits of the ‘ Agricultural Ant’ of Texas.’ (See “ Zoological 
Proceedings,”’ vol. vi.) 
May 2nd, 1861. 
Thomas Bell, Esq., President, in the Chair. 
Robert Hogg, Esq., LL.D. ; John Martin, Esq. ; and Andrew 
. Murray, Esq., were elected Fellows; and M. Isidore Geoffroy St. 
Hilaire was elected a Foreign Member. 
Read, first, a Letter from Dr. John Kirk to Sir William Hooker, 
from the Zambesi Expedition. 
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