34 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



COCCYZUS MINOR ABBOTTI (Stone). 



ABBOTT'S MANGROVE CUCKOO. 



Similar in coloration to C. m. vincentis, but averaging slightly paler 

 and with bill smaller and narrower. 



Adult male.— Length (skins), 293-318 (309); wing, 134.5-145.5 

 (140.8); tail, 160.5-174 (166.6); exposed culmen, 27-31 (29); tarsus, 

 28-30 (29.3); outer anterior toe, 18-19.5 (19). a 



Adult female.— Length (skins), 306-332 (316); wing, 131-155.5 

 (142); tail, 159-173.5 (166.3); exposed culmen. 28-30 (29.1); tarsus, 

 27.5-30 (28.8); outer anterior toe, 18.5-20.5 (19.5). 6 



Islands of St. Andrews and Old Providence, Caribbean Sea; island 

 of Aruba, Dutch West Indies ? 



Coccyzus minor (not Cuculus minor Gmelin) Coey, Auk, iv, 1887, 180 (Old Provi- 

 dence I., Caribbean Sea); Pub. 137, Field Mus. N. H., 1909, 199 (Aruba, 

 Dutch West Indies). 



Coccyzus abbotti Stone, Proc. Ac. Nat. Sci. Phila., 1899, 301 (St. Andrews Island, 

 Caribbean Sea; coll. Ac. Nat. Sci. Phila.). 



[Coccyzus] abbotti Sharpe, Hand-list, ii, 1900, 163. 



COCCYZUS FERRUGINEUS Gould. 



COCOS ISLAND CUCKOO. 



Similar to the more deeply colored forms of G. minor, but with 

 upper parts (except pileum and hindneck) more olivaceous and the 

 wings extensively rufescent. 



Adults (sexes alike). — Pileum plain dull slate-gray, becoming clearer 

 gray on forehead and passing into browner or more olivaceous gray 

 on hindneck; back, scapulars, proximal wing-coverts and second- 

 aries, rump, upper tail-coverts, and middle pair of rectrices grayish 

 brown (between hair brown and olive-brown), faintly glossed with 

 greenish bronze, especially on middle rectrices, which become dis- 

 tinctly darker subterminally, with a narrow tip of pale brownish or 

 dull brownish white; other rectrices mostly black, broadly tipped 



