24 
GEOLOGY. 
Hichard Ripley, Esq. Avicula cygnipes, from the Lias,Whitby. 
J. F. Whittell, Esq. Specimen of Plagiostoma, from the Lias 
near Upper Helmsley. 
PURCHASED. 
Very perfect head of Ichthyosaurus, and head of a Teleosaurus, from 
the Lias near Whitby. (See Report, pp. 10, 11.) 
Fine specimen of Asterias, from the Oolite near Pickering. 
ZOOLOGY. 
Thomas Allis, Esq. Skull of an adult Mandrill, and eleven 
Birds. 
James Backhouse, Esq. ... Some very interesting Sponges, 'with 
other objects of Natural History, 
from Van Dieman’s Land. 
Hr. Battersby, (Torquay) Balanus Cranchii, and other British 
Shells (in exchange.) 
]\rrs. Barker .. . Specimen of the little Woodpecker. 
John W. Clough, Esq. Specimen of Locustella migratoria, taken 
alive on the Wolds. 
J. S. Duncan, Esq. (Oxford) Cast in wax of the bones of the foot, 
and one in plaster of the head, of the 
Dodo, from the originals in the Ash- 
molean Museum. 
Randall Hatfeild, Esq. Two fine specimens of Brain Coral. 
John Leckenby, Esq., ) A large variety of Donax anatinum, 
(^carhrd) j and specimen of Nucula Polii (in ex¬ 
change.) 
John Lee, Esq., L. L. D., \ ^ ^ . 
77 . , 7 > Two Birds, new to the Collection. 
( Hartwell, Aylesbury) ) 
T. Meynell, jun.. Esq. Specimen of Bulla hyalina and other 
rare British Shells (in exchange.) 
Peter Middelton, Esq. A Hornet’s Nest, built in his garden at 
Stockeld Park. 
Rev. J. K. Miller, | An adult specimen of the Black-throat- 
{Walkerwyliam) ) ed Diver (Colyuibus Arcticus Peji- 
nant), shot on the Trent. 
