54 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



1938, 143 (Cerro del Aquila, El Salvador, spec, seen on Cerro de Los Naranjo 

 and main cone of Volcan de Santa Ana; possibly also on Volcan de San 

 Miguel) . — Hellmayk and Conover, Cat. Birds Amer., i, No. 1, 1942, 183 (syn. ; 

 distr.) . 



PENELOPINA NIGRA DICKETI van RoBsem 



Salvadorean Black Chachalaca 



Adult male. — Similar to that of the nominate race but with the bare 

 area around the eye dull brownish red instead of purplish, the lower 

 eyelid paler and more orange, "iris dark, maroon-fed; bill, gular patch 

 with wattle, tarsi, and feet, between orange-red and coral-red; ocular 

 space, dull brownish red, lower eyelid paler; claws reddish-brown."^^ 



Adult female. — Similar to that of the nominate race, but area about 

 eye "dusky" and lower eyelid dull pink in life. "Iris, reddish-brown; 

 tarsi and feet dull, brownish red; bill dull brown; ocular space, dusky; 

 lower eyelid dusky pink; gular skin, salmon pink; claws dull, brownish 

 red, slightly darker than toes."^'' 



Juvenal male. — Like that of the nominate race. 



Adult male.— Wing 230-260 (245.8) ; tail 273-292 (282.6) ; exposed 

 culmen 24.2-26.5 (24.8) ; tarsus 72-82 (77.6) ; middle toe without claw 

 49-53.5 (50.9 mm.). «» 



Adult female.— Wing 241-245 (242.7) ; tail 260-310 (280) ; exposed 

 culmen 19.5-25 (23.1) ; tarsus 71.5-80 (75.7) ; middle toe without claw 

 49^51 (50 mm.)." 



Range. — Inhabits the cloud forest of the humid Upper Tropical Zone 

 in the interior cordillera of El Salvador (Los Esesmiles) and the adjacent 

 part of Honduras (Cantoral and Montaria El Chorro). 



Type locality. — Los Esesmiles, Chalatenango, El Salvador. 



Penelopina nigra dickeyi van Rossem, Trans. San Diego Soc. Nat. Hist., vii, 1934, 

 364-36S (orig. descr. ; Los Esesmiles, El Salvador). — Dickey and van Rossem, 

 Birds of El Salvador, 1938, 144 (habits ; nest ; EI Salvador) . — Hellmayr and 

 Conover, Cat. Birds Amer., i, No. 1, 1942, 184 (syn.; distr.). 



PENELOPINA NIGRA RUFESCENS Tan Rossem 



Nicaeaguan Black Chachalaca 



Adult male. — Similar to that of the nominate race. 



Adult female — Like that of P n. nigra but paler and less sandy, more 

 rufescent, especially on the upperparts, wings, and tail, the dark bars 

 narrower and the pale interspaces relatively wider. 



Juvenal. — None seen. 



°° Ex Dickey and van Rossem, Birds El Salvador, 1938, 146. 



" Eight specimens incUiding the type from EI Salvador and Honduras. 



" Three specimens from Honduras. 



