270 



TROPICAL WILD LIFE IN BRITISH GUIANA 



Pfinto 6j/ P. G. H. 



FIG. 87. EGG OF VARIEGATED TINAMOU 



The juvenile secondaries have the exposed parts of the vane 

 of a rich chestnut color, while in the adult these feathers are 

 black with more or less regular barring of yellowish-buff. 



A chick of about two weeks of age had ten half-grown, 

 juvenile rectrices, the outer pairs nearly grown, the inner 

 mere sheaths; the molt being thus centripetal. 



A comparison of measurements shows the relative 

 growth. 



Length 



2 weeks chick. 

 Adult .. 



Middle toe 



Bill Wing Tail Tarsus and claw Weight 

 IT 105 28 30 20 % Ib. 



27 155 48 40 28 % Ib. 



