i6o allen's naturalists library. 



XI. THE VERAGUA SPOTTED PARTRIDGE. ODONTOPHORUS 

 VERAGUENSIS. 



Odontophorus vemgiicnsis, Gould. P. Z. S. 1856, p. 107; 

 Ogilvie-Grant, Cat. B. Brit. Mus. xxii. p. 441 (1893). 

 Adult Male.— Distinguished from the male of O. guttaius by 

 having the whole top of the head and crest rust-red, and t.- j 

 under-parls rufous or rufous-brown. Total length, 9*5 inches ; 

 wing, 57 ; tail, 2*5 ; tarsus, i"65 ; middle toe and claw, i"75. 



Adult Female. — Differs only in having the top of the head and 

 crest browner ; size slightly smaller. 



Range. — Central America, extending from Panama to Costa 

 Rica. 



XII. BALLIVIAN's SPOTTED PARTRIDGE. ODONTOPHORUS 

 BALLIVIANI. 



Odontophorus ballivia7tt, Gould, P. Z. S. 1846, p. 69; id. 

 Monogr. Odontoph. p. iii. pi. 29 (1850); Ogilvie-Grant, 

 Cat. B. Brit. Mus. xxii. p. 441 (1893). 



Adult. — Most like O. veragucnsis, but the upper-parts are 

 more rufous and less heavily blotched with black; crest dark 

 chestnut ; the eyebrow-stripes, chin, and a band on each side 

 of the head below the ear-coverts are biiff or rufous-buff ; the 

 throat snioky-buff \i\\h pale buff shafts ; the general colour of 

 the under-parts deep chestnut, the diamond-shaped white black- 

 edged spots being targe and conspicuous, especially on the sides. 

 Total length, 10*5 inches; wing, 5*8; tail, 27; tarsus, i-8; 

 middle toe and claw, 2. 



In the only specimens of this rare Partridge which I have 

 been able to examine, the sex had not been indicated, and 

 it is not known to what extent, if any, the male differs from 

 the female in plumage. 



Range. — Western South America ; Peru and Bolivia. 



