166 
MICROSCOPICAL AND NATURAL HISTORY SECTIONS. 
March 26th, 1866. 
A. G. Latham, Esq., President of the Sections, 
in the Chair. 
The following objects were exhibited : — 
Eight mounted specimens of hair of Australian animals for 
the cabinet ; one of them, a species of Phascogale, very 
remarkable. — Mr. Latham. 
A large collection of rare beetles from Ceylon, recently 
presented to the Natural History Society by Braybrooke, 
Esq. — Mr. Latham. * 
Many specimens of remarkable foraminifera from Dogs 
Bay. — Mr. Linton. 
A sample of the Guano lately imported from Malden 
Island in the Pacific, for distribution among the members. — 
Mr. Latham. 
Dr. Alcock showed mounted specimens of Embryonic shells 
of Mollusca, including fifty species collected by him from 
Dogs Bay sand, and named by J. Gwyn Jeffreys, Esq. — 
He said he had in a former communication described the 
peculiar characters of Anomia in the young state, and shells 
of this kind are abundant in the sand. Pectens are also 
common, and six different forms which he had sorted out are 
referred by Mr. Jeffreys to the following species : — P. varius, 
opercularis, tigrinus, testae, similis, and maximus. Lima 
subauriculata and L. Loscombii are both rather scarce. 
Modiolaria discors in the young state is very common. Area 
tetragona, abundant ; Kellia suborbicularis, common ; Car- 
dium echinatum, rare ; Cardium fasciatum, very common ; 
several species of Yenus, frequent; and Saxicava rugosa, 
very abundant. Patella vulgata, Helcion pellucidum, and 
Tectura virginea with spiral caps are all common, the last 
