24 GEOLOGY. 



Richard Ripley, Esq A vicula 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. 



Dr. Battersby, (Torquay) Balanus Cranchii, and other British 

 Shells (in exchange.) 



Mrs. 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, 



(iScarhrd ) ) and specimen of Nucula Polii (in ex- 



change.) 



John Lee, Esq., L. L. D., 

 (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, 'i An adult specimen of the Black-throat- 



(Watkerivf/ham) j ed Diver (Colymbus Arcticus Pen- 



nant), shot on the Trent. 



Two Birds, new to the Collection. 



