picuMNUS. 499 



Adult female. Differs from the adult male in the absence of red 

 on the fore part of the head, which is bhick with minute spots of 

 white. Win^ 54 mm. 



The female described was collected on the Ituribisi River. 



The youno; male differs from the adults in having the head 

 iinilorm dark brown. 



Breeding-season. Unknown in British Guiana. 



Nest. Unrecorded in British Guiana. 



Eggs. Undescribed from British Guiana. 



Range in British Guiana. Upper Takutu Mountains, Ituribisi 

 River, Supenaam River, Bartica, Bonasika River, Abary River 

 (^McConnell collection) ; Georgetown {Quelcli). 



Ed-tralimital Range. Confined to Guiana. 



Habits. Mr. J. J. Quelch, who observed this bird in Georgetown, 

 remarks (Timehri (2) v. p. 93) : — " Tlius among the great 

 oronaque trees in the Botanic Gardens, a small AV^oodpecker 

 {Picumnus spilogaster) will almost always be seen, jumping about 

 from branch to branch, and climbing up and around, tapping the 

 bark with their little bills, making the characteristic sound of the 

 Woodpecker's knock, though much fainter than that made by 

 the ordinary menxbers of the group.''^ 



341). Picumnus undulatus. 

 Undulated Piculet. 



(Plate X. figs. 2, 3.) 



Picumnus vndiilafus Hargitt, Ibis, 1889, p. 35-1 (Rorainia) ; id. Cat. 



B. Brit. Mus. xviii. p. 543, 1890 (Meruine Mt.<?., C'ainacusa) ; 



Brabourne & Chubb, B. S. Amer. i. p. 180, no. 1799, 1912. 

 Picumnus vnuutus (ncc Linn.), Cab. in Schomb. Reis. (Juiaii. iii. p. Tl-l-, 



1848; Salvin, Ibis, 188G, p. 57 (Camacusa, Merume Mts., lluraiiua, 



3500 to 4000 ft.). 



Adult male. Back and wings olive-brown witii dark spots and 

 vellowisli edgings to the feathers, on some of the lesser upper 

 wing- coverts the edgings are almost white ; j)rinKiry-covorts and 

 (juills brown ; the innermost secomlaries, which are like the back, 

 are edged with yellowish on the outer webs; tail blackish, 

 some of tjie feathers margined with white or yellowish white ; 

 crown of head black, the feathers on the fore part tijtped with reil, 

 and those on the hinder crown and nape minutely spotted with 



2 K 2 



