132 ROCK PIPIT. 



One is a rather dark olive brown, mottled all over 

 with darker and lighter marks, and some of a fulvous 

 aspect. 



A second is pale greenish grey, with a few rather 

 darker marks here and there over the whole surface. 



A third is yellowish green, with a few large marks 

 of darker shades run together about the base, and a 

 few yellowish marks. 



