BIRDS OP NORTH AND MIDDLE AMERICA 45 



Ortalis garnila saiurata Aldrich, Sci. Publ. Cleveland Mus. Nat. Hist., vii, 1937, 

 55 in text. 



ORTALIS GARRULA MIRA Griscom 



Darien Chachalaca 



Adult (sexes alike). — Similar to Ortalis garrula cinereiceps but with 

 the lower middle abdomen white and the under tail coverts pale brownish 

 gray; tail longer; iris gray-brown; bill blue-gray; tarsi and toes slate 

 gray ; throat skin red. 



Other plumages unknown. 



Adult male.— Wing 214-228 (219.7), tail 237-265 (249.5); exposed 

 culmen 23-28 (26.6); tarsus 65-72 (70.1); middle toe without claw 

 47-53 (50.6 mm.). ^6 



Adult femalc.~Wmg 204-208 (205.7) ; tail 232-235 (233.5) ; exposed 

 culmen 25-26 (25.2), tarsus 67-71 (68.5); middle toe without claw 

 45-52 (48 mm.). (4 specimens.) 



Range. — Resident in the Caribbean slope of eastern Darien, Panama 

 (Ranchon, Port Obaldia, Rio Tuicuisa). 



Type locality. — Ranchon, Caribbean slope of eastern Panama. 



Ortalis garrula mira Griscom, Bull. Mus. Comp. Zool., Ixxii, 1932, 318 (Ranchon, 

 Caribbean slope of e. Panama) ; Bull. Mus. Comp. Zool., Ixxviii, 1935, 303 

 Panama; known chiefly from the Caribbean slope, eastern Darien). — Peters, 

 Check-list Birds of World, ii, 1934, 20.— Aldrich, Sci. Publ. Cleveland Mus. 

 Nat. Hist., vii, 1937, 56, in text (Caribbean coast of e. Panama). — Hellmayr 

 and CoNovER, Cat. Birds Amer., i, No. 1, 1942, 178 (syn. ; distr.). 



ORTALIS GARRULA OLIVACEA Aldrich 



AzuERO Chachalaca 



Adult (sexes alike). — Similar to Or talis garrula cinereiceps but with 

 wing and tail longer.^'^ 



Other plumages unknovvn. 



Adult malc.—Wmg 213-223 (219.3) ; tail 245-256 (249.7) ; exposed 

 culmen 25-25.5 (25.1); tarsus 69-74 (71); middle toe without claw 

 49-50 (49.5 mm.). ^8 



Adult jeinale. — Wing 203 ; tail 239 ; exposed culmen 25 ; tarsus 67 ; 

 middle toe without claw 44 mm. (1 specimen). 



Range. — Known only from the type locality; possibly other western 

 Veraguas records (listed under O. g. cinereiceps in this work) may be 

 of this form. 



■*" Five specimens from Darien. 



■"The color characters given by Aldrich (Sci. Publ. Cleveland Mus. Nat. Hist., 

 vii, 1937, 53) do not serve to differentiate this form from a good series of cinereiceps 

 (which includes frantzii). 



*^ Three specimens, all from the type locality. 



