46. PicuMNus. oL'9 



eilium and sides of the occiput and uape spotted with white ; lores 

 uniform buif ; sides of the face (except the malar region) and neck, 

 also the hind neck, olivaceous white barred with dusky black ; malar 

 region and entire underparts from the chin to the vent uniform 

 pale yellow ; the under tail-coverts also pale yellow, but crossed by 

 dusky bars ; under wing-coverts yellowish white, M'ith a dusky 

 spot near the base of the primaries. Total length 3-2 inches, 

 culmen 0-5, wing 2, tail 0-95, tarsus 0-52 ; toes (without claws)— 

 outer anterior 0-35, outer posterior 0-35, inner anterior 0-25, inner 

 posterior 0'16. 



Adult female. Has the top of the head uniform deep black, but is 

 in other respects like the adult male. Total length 3-2 inches, 

 culmen 0-48, wing 2, tail 1, tarsus 0-5. 



Yomuj. In this plumage the barring upon the back is more dis- 

 tinct ; the chest is crossed by very faint dusky bars, and the re- 

 maining underparts have almost obsolete dusky stripes and spots ; 

 the top of the head is dusky brown, not deep black. 



Hah. North-east Peru (Sarayacu and Yquitos, on the Ucayali 

 Hiver), and extending north to the Rio Napo in Ecuador. 



a. $ ad. sk. Nauta, Peru {E. Bartktt). Sclater Coll. 



b. (S ad. sk. Yquitos, Upper Amazon, Oct. Salvin-Godman Coll. 



(//. Whitely). 



c. (S ad. sk. Upper Ucayali River, Peru (K Sclater Coll. 



Bartlett). 



d. Juv. sk. Rio Napo. Salviu-Godman Coll. 



4. Picumnus leucogaster. 



Picumnus castelneau, Malh. Picidce, ii. pi. cxvii. figs. 1 r?, 2 rPP), 

 not text (1862). ^' \+ jy 



Picuumus leucogaster, Pelz. Orn. Bras. pp. 241, 336, 442 (1870) ; 

 Grat/, Hand-l. B. ii. p. 180, uo. 8524 (1870) ; Pelz. ^ Lorenz. 

 Ann. k.-k. Naturhist. Hofvi. Wien, p. 42 (1888). 



Adult male. Back, rump, and scapulars pale brown, transversely 

 varied with darker brown and whitish ; wing-coverts umber-brown 

 with paler brown margins ; quills brown, the secondaries exter- 

 nally margined with fulvescent white, the inner webs of the quills 

 more or less margined with white ; shafts brown ; upper tail-coverts 

 white barred with dusky brown ; tail tj'pical ; nasal plumes and 

 lores buffy white ; forehead, crown, occiput, and nape black, the 

 coronal feathers tipped with scarlet, tlie remainder spotted with 

 pure white ; hind neck like the back ; face and neck white barred 

 with dusky brown, the ear-coverts brown with smoky-white bars ; 

 from the chin to the under tail-coverts, both inclusive, white, and 

 entirely uniform except a few brown spots or stripes on the thighs ; 

 under wing-coverts creamy white, with a brown spot near the base 

 of the primaries. Total length 3-5 inches, culmen 0-52, wing 2-15, 

 tail 1-2, tarsus 0-53; toes (without claws)— outer anterior 0-4, 

 outer posterior 0-4, inner anterior 0-3, inner posterior 0-22. 



VOL. XVIII. 2 11 



