TALEGALLUS PYRRHOPYGIUS. 161 



difference in the coloring of the upper tail coverts and the 

 rump , these parts being in Talegallus Cuvieri of the same 

 tint as the rest of the plumage , whereas these parts , in 

 Talegallus pyrrhopygius , present a fine chestnut color , 

 lively on the upper tail coverts, faint on the rump. 



The principal parts of the two species present the fol- 

 lowing measures. Wing in T. Cuvieri nine inches and ten 

 lines to ten inches four lines; in T. pyrrhopygius eight 

 inches and ten lines (French measure). Tail in T. Cuvieri , 

 five inches ten lines ; in T. pyrrhopygius , five inches and 

 five lines. Tarse in T. Cuvieri three inches three lines ; 

 in T. pyrrhopygius, three inches. Middle toe in T. Cuvieri 

 twenty three lines, in T. pyrrhopygius, twenty two lines. 

 Hind toe in T. Cuvieri , ten lines ; in T. pyrrhopygius nine 

 lines. Length of bill, in T. Cuvieri thirteen to fourteen 

 lines; in T. pyrrhopygius eleven lines. 



Notes froin the Leyden Museuixi. 



11 



