The Oyster. 85 
accounts of some old travellers who stated that they 
saw Oysters growing upon trees, were not so false 
as many supposed them. 
The annexed figure is that of the Cock’s-comb 

Oyster, Ostrea Crista-Galli, a native of the Indian 
Seas, and a very remarkable shell, on account of its 
crooked or deeply indented form; the specific name 




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means cock’s-crest. The Chinese Window Oyster, 
called Placuna Placenta, which we may, if we like, 
