Breeds of the Domestic Fowl. 



311 



produced in America by crossing Cochins with a large grey 

 variety of Malays called Ohittagong. At first many of the 

 chickens were black, but by careful selection the colour and 

 markings were fixed in a few generations; and as they now 

 produce their own like they are regarded as a pure breed. 

 More recently a new variety, which now breeds fairly true 



Fig. G. 



Dorking Cockerel. 



to colour, though still producing some black chickens, has 

 been formed in America by crossing the Cochin with the 

 Dominique, a Cuckoo-marked farm -yard fowl common in the 

 United States. This new breed, known as the Plymouth 

 Hock, is now very common in England, and is valuable as a 

 prolific layer, but, like all breeds derived from the Cochin, 

 is deficient in the size of the pectoral muscles and possesses 

 a vcllow skin. 



