BIRDS OF NORTH AND MIDDLE AMERICA 119 



Range. — Resident in Honduras (Catacamas, El Boqiieron, Lake 

 Ticamaya, Cortes, and Bambu) and Nicaragua (Matagalpa, Lake 

 Managua, Rio Coco, Jalapa, Los Sabalos) , from sea level up to 2,000 

 feet, in swampy, wooded areas. 



Tyye locality. — Tipitapa, Lake Managua, Nicaragua. 



Aramides Cayennensis (not Fulica cayennensis Gmelin) Sclater and Salvin, 

 Proc. Zool. Soc. London, 1S67, 280 (Bluefielils River, Nicaragua).— Ridgway, 

 Proc. U. S. Nat. Mus., x, 1888, 594 (Rio Segovia, Honduras). 



Aramides plumheicolUs Richmond, Proc. U. S. Nat. Mus., xvi, 1893, 528 (Rio 

 Escondido, Nicaragua; Rio Segovia, Honduras; notes). — Salvin and Godman, 

 Biol. Centr.-Amer., Aves, iii, 1903, 320, part (Rio Segovia, Honduras; Blue- 

 fields, Gray town, and Rio Escondido, Nicaragua). — Cooke, U. S. Dept. Agr, 

 Bull. 128, 1914, 26, part (geogr. range). 



Aramides alblventris Subsp. 7 Aramides plumbeeollis Sharpe, Cat. Birds. Brit. 

 Mus., xxiii, 1894, 332 (Rio Escondido and Santo Domingo, Chontales, 

 Nicaragua; crit). 



Aramides alhiventris plumJjeicollis Bangs, Amer. Nat., xli, 1907, 186, part (mono- 

 graph). 



Aramides plumheicolUs pacificus Miltjeb and Griscom, Amer. Mus. Nov., No. 25, 

 1921, 11 (orig. descr. ; Tipitapa, Nicaragua; distr ; crit.). 



Aramides cajanea pacifica Peters, Check-list Birds of World, ii, 1934, 175. 



ARAMIDES CAJANEA PLUMBEICOLLIS Zeledon 



Plumbeous-necked Wood-rail 



Adult (sexes alike). — Similar to that of the nominate form, but 

 with the occiput brighter and more rufescent-auburn, the mantle dis- 

 tinctly different in coloration from the scapulars, upper wing coverts, 

 and upper back, the mantle Sudan brown, the wing coverts, scapulars, 

 and upper back Saccardo's olive ; underparts as in cajanea. 



Juvenal male.^'^ — Similar to adult but with mantle slightly less ex- 

 tensive, and with the anterior black, mid-abdominal feathers broadly 

 tipped with cinnamon-buff, and the feathers of the lower back and 

 rump and upper tail coverts extensively margined and washed with 

 umber. 



Natal down. — Apparently unknown. 



Adult male.— Wing 172-186 (178.2) ; tail 51-59 (56'.3) ; exposed 

 culmen 53.5-63 (59.6) ; tarsus 74-87 (83.6) ; middle toe without claw 

 62-59 (57.8 mm.).^^ 



Adult female.— Wing 168-179 (172) ; tail 50.5-56 (52.3) ; exposed 

 culmen 54-60 (55.2) ; tarsus 69.5-82 (76.4) ; middle toe without claw 

 53-64.5 (57 mm.). 2^ 



Range. — ^Resident in swampy, wooded places in central and east 

 central Costa Rica (Bonilla, Cariblanco de Sarapiqui, Carillo, El 



^No young females seen. 



'Five specimens from Costa Rica including the type. 

 'Eight .specimens from Costa Rica. 

 272607 — 41 9 



