304 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



bb. Crown streaked with yellowish orange or orange-yellow .« 

 c. Back, etc., mucli more yellowish olive; under parts more buffy; smaller 

 (wing averaging 51.4, tail 24.6, culmen 11.1, outer anterior toe 9.5). (Eastern 



Panama.) Picumnus olivaceus panamensis (p. 304). 



cc. Back, etc., much less yellowish oUve; under parts less buffy; larger (wing 

 averaging 53.1, tail 27.7, culmen 11, outer anterior toe 10.7). (Western 

 Panama and southwestern Costa Rica.) 



Picumnus olivaceus flavotinctus (p. 306). 

 aa. Crown without red, orange, or orange-yellow streaks (minutely dotted with white 

 instead). 

 b. Ground color of pileum deep black, 

 c. Back, etc., more buffy olive. 



Picumnus olivaceus olivaceus, adult female (extralimital). 

 cc. Back, etc., more greenish olive. (Western Colombia.) 



Picumnus olivaceus granadensis, adult female (extralimital). &■ 

 bb. Ground color of pileum sooty, sooty black, or dull black. 

 c. Ground -color of pileum sooty black or dull black; general coloration darker 

 and less buffy; wing and taU longer (wing 52-54, tail 26-30). 

 d. Back, etc., clearer or more greenish olive; chest less yellowish or buffy;, 

 white dots on pileum larger. 



Picumnus olivaceus dimotus, adult female (p. 307). 

 dd. Back, etc., more buffy olive; chest more buffy; white dots on pileum 

 smaller, those on crown less numerous. 



Picumnus olivaceus flavotinctus, adult female (p. 306). 

 cc. Ground color of pileum dark sooty brown; general coloration paler and more 

 buffy; wing and tail shorter (wing 50.5, tail 24). 



Picumnus olivaceus panamensis, adult female (p. 305). 



PICUMNUS OLIVACEUS PANAMENSIS Ridgway. 



PANAMA PICTJLET. 



Similar to P. o. granadensis,^ but smaller; coloration decidedly 

 more yellowish olive, pileum much duller black, and feathers of malar 

 region and cliin more narrowly margined with black or with these 

 markings obsolete. 



Adult 7naZe.— Pileum dull black, the crown with short, narrow 

 streaks of orpiment orange, the occiput with small circular spots or 

 dots of white; back, scapulars, and rump plain yellowish oUve, the 

 wing-coverts similar, but darker and margined or edged with color 

 of back or slightly paler ; remiges dusky grayish brown, the secondaries 

 broadly (but not sharply) edged with dull hght buffy ohve-yellowish 

 (nearly pale wax yellow), the median portion of proximal secondaries 

 (broadly) light grayish brown or hair brown, the primaries narrowly 



a I have not seen the adult male of P. o. granadensis, which belongs to this section. 



b Picumnics granadensis Lafresnaye, Rev. Zool., x, March, 1847, 78 (Call, w. 

 Ecuador; coll. De Lattre; type now in coll. Phila. Acad. Nat. Sci.); Malherbe, 

 Mon. Picid., ii, 1862, pi. 118, fig. 3; Sundevall, Consp. Picin., 1866, 104. [Picumnus 

 olivaceus.] Subsp. a. Picumnus granadensis Hargitt, Cat. Bnds Brit. Mus., xviii, 

 1890, 549, part (excl. specimens from Panama, Chiriqui, and Ecuador).— PimmnMS 

 olivaceus granadensis Ridgway, Proc. Biol. Soc. Wash., xxiv, Feb. 24, 1911, 34 (geog. 

 range). 



J have seen only the female of this form. 



