1919- CATALOGUE OF BIRDS OF THE AMERICAS CORY. 339 



Micrococcyx pumilus CHERRIE, Mus. Brooklyn Inst. Art. & Sci., Sci. Bull., II, 

 1916, p. 312 (Maripa; Caura R., and Quiribana de Caicara, Venezuela). 



Range: Venezuela and Colombia; Trinidad? 

 3: "Venezuela." 



Micrococcyx cinereus ( VieilL). ASH-COLORED CUCKOO. 



Coccysus cinereus VIEILLOT, Nouv. Diet. d'Hist. Nat., VIII, 1817, p. 272 (Para- 

 guay); SHELLEY, Cat. Bds. Brit. Mus., XIX, 1891, p. 312; SCLATER and 

 HUDSON, Argentine Orn., II, 1889, p. 38, pi. 13. 



Range: Paraguay, southern Brazil, Argentina, northern Chile (?). 



Genus COCGYCUA Lesson. 



Coccycua Lesson, Traite d'Orn., 1831, p. 142 (Type Cuculus monachus Cuvier 

 C. rutilus Illiger). 



*Coccycua rutila rutila (Illiger). LITTLE CUCKOO. 



Cuculus rutilus ILLIGER, Abh. Akad. Berlin, 1812, p. 224 (Cayenne). 



Piaya minuta SHELLEY, Cat. Bds. Brit. Mus., XIX, 1891, p. 378 (part); GOELDI, 



Alb. Aves Amazon, pt. 3, 1905-6, pi. 25, fig. 2. 

 Piaya rutila STONE, Proc. Acad. Nat. Sci. Phila., 1908, p. 496, part (Colombia, 



Venezuela and Cayenne); HELLUAYR, Abh. K. Bayer. Akad. Wiss., Mun- 



chen, XXII, 1906, p. 600; Id., Abh. K. Bayer. Akad. Wiss., Munchen, 



XXVI, 2, 1912, p. 95 (Para District). 

 Piaya rutila rutila CHERRIE, Bull. Am. Mus. Nat. Hist., XXXV, 1916, p. 393 



(key to races); CHAPMAN, Bull. Am. Mus. Nat. Hist., XXXVI, 1917, p. 332 



(Villa vicencio, Colombia). 

 C[occycua] rutila rutila RIDGWAY, Bull. U. S. Nat. Mus., No. 50, VII, 1916, p. 43, 



footnote. 

 Piaya rutila orinocensis CHERRIE, Bull. Am. Mus. Nat. Hist., XXXV, 1916, 



P- 393 (Sacupana, Orinoco Delta, Venezuela) . 

 Coccycua rutila rutila BANGS and PENARD, Bull. Mus. Comp. Zool., LXII, 



No. 2, 1918, p. 49 (Paramaribo and Rijsdijkweg, Surinam). 



Range: From eastern Colombia through Venezuela and Trinidad to 

 Cayenne and northern Brazil; Peru (Moyobamba)? 



7: British Guiana 2, and Brazil (RioBranco) i; Venezuela (Orope) 

 3; "Colombia" i; Peru (Moyobamba) i? b 



Coccycua rutila gracilis (Heine). WESTERN LITTLE CUCKOO. 



Coccyiusa gracilis HEINE, Journ. fur Ornith., XI, 1863, p. 356 (EsmeraJdas, 

 western Ecuador). 



P[iaya] rutila gracilts CHERRIE, Bull. Am. Mus. Nat. Hist., XXXV, 1916, 



p. 394, in key. 

 C. r. gracilis RIDGWAY, Bull. U. S. Nat. Mus., No. 50, VII, 1916, p. 44, in text. 



I can find no constant characters by which birds from Venezuela can be dis- 

 tinguished from those from Guiana. 



b An immature specimen which I refer provisionally to this form. 





