774 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



n. Bill weaker and more depressed, with culmen less 

 strongly curved and mandibular rami narrower; 

 nostrils wholly exposed; rictal bristles well de- 

 veloped; tail more than half as long as wing; adult 

 males uniform wine red or blackish crimson with 

 white wings (tail also white in one speceis), the 

 plumage of h(>ad, ncM-k, and Ijody hair-like or lan- 

 ceolate Xipholena (extralimital) " 



nn. Bill stronger, deeper, with culmen more strongly 

 curved and mandibular rami broader; nostril 

 covered posteriorly by short, dense feathering of 

 loral antise; rictal bristles weak (obsolete in adult 

 males); tail less than half as long as wing; adult 

 males with plumage pure white, shaded on upper 

 parts with pale bluish gray, the plumage of head, 

 neck, and l)ody normal (soft and blended). 



Carpodectes (p. 786) 



ii. Planta tarsi non-scutellate. 



jj. Bill much smaller, weaker, and more depressed, with culmen 



less strongly arched and shorter than lateral toes (without 



claws); ta^l relatively longer (nearly or quite as long as wing 



from bend to end of secondaries); outermost (tenth) primary 



shorter than first Euchlornis (extralimital) b 



jj. Bill much larger, stronger, and deeper, with culmen more 

 strongly arched and longer than lateral toes (without claws'); 

 tail relatively shorter (decidedly shorter than length of wing 

 to end of distal secondaries); outermost (tenth) primary 



longer than first Stictornis (extralimital) c 



gg. Smaller (wing less than 80 mm.) 

 h. Tail less than half as long as wing. 

 i. Bill broader, its width at frontal antise nearly equal to length of 

 exposed culmen; wing-tip long, the longest primaries exceeding 

 distal secondaries by much more than length of tarsus; color 

 plain dark gray, sooty brown, or ])lack, above, with or without 

 a white band across rump; adult males with a tuft of violaceous 

 or lilaceous elongated feathers on each side of breast. 



lodopleura (extralimital) ^ 



"Xipholena Gloger, Hand- und Hilfsbuch der Naturg., 1842, 320. (Type, Ampelis 

 pompadora Jj'innvouii, = Tiirdus puniceus Pallas.) Guiana to southeastern Brazil; three 

 species. 



*>(?) Pipreola Swainson, Anim. in Menag.. 1838, 357. (Type, P. cMorolepidota 

 Swainson, an unidentified species, possibly not a member of this group.) — Euchlornis 

 De Filippi, Mus. Mediol., An. Vert., cl. ii, 1847, 31. (Type, Ampelis riefferi Boisson- 

 neau.) — Euchlorornis (emendation) Cabanis, Mus. Hein., ii, 1859, 103. — Pyrrhorhyn- 

 chus Lafresnaye, Rev. Zool., 1849, 103. (Type, Ampelis riridis D'Orbigny and Lafres- 

 naye.) — Pyrorhynchus Bonaparte, Consp. Volucr. Anisod., 1854, 5. A group of about 

 twelve species (of which, however, I have seen only E. riefferi, E. melanolsma, E. 

 viridis, E. jucunda, E. aureipectus, and E. arcuatus), inhabiting Colombia, Ecuador, 

 Peru, Bolivia, Venezuela, and Guiana. To this genus I would unhesitatingly refer 

 Ampelis arcuata Lafresnaye, which has usually been placed in Ampelion. 



eStictomis Ridgway, Proc. Bial. Soc. Wash., xiii, Sept. 2, 1905, 209. (Type, Ampelis 

 cinctus Tshudi.) 



<i lodopleura Lesson, Rev. Zool., 1839, 45. (Type, Pardalot us pipra Lesson.) Guiana 

 and upper Amazonia to southeastern Brazil; four species. 



