502 



THE DESCENT OF ^AN 



tlie note of which can be distinguished at the distance of 

 nearljp three miles, and astonishes every one when first 

 hearing it. The male is pure white, while the female is 



Fio. 49.— Spathura underwoodi, male and female (from Brehm). 



dusky -green; and white is a very rare color in terrestrial 

 species of moderate size and inoffensive habits. The male 

 also, as described by Waterton, has a spiral tube, nearly 



