BIRDS OF NORTH AND MIDDLE AMERICA. 87 1 



b. Olive-green of back, etc., darker and duller: tips of longer ere.^t feathery paler 

 and duller, more tawny. (Peru.) 



Lophotriccus squameecristatus pileatus (extraliniital ) " 

 hh. Olive-green of back, etc., lighter and brighter; tips of longer crest feathers 

 deeper and brighter, more rufous, 

 c. Larger (male averaging wing 54, tail 42, exposed culmen 10.5, tarsus Ki); under 

 parts less yellowish. (Colombia; Ecuador?) b 



Lophotriccus squamsecristatus squamaecristatus (extraliniital). c 

 cc. Smaller (male averaging wing 49.3, tail 35.9, exposed culnien 10, tarsus 15.4); 

 under parts more yellowish. (Costa Rica and Panama.) 



Lophotriccus squamaecristatus minor (p. 371) 



LOPHOTRICCUS SQUAM^CRISTATUS MINOR Cherrie. 



ZELEDONS' HELMETED FLYCATCHER. 



Similar to L. s. s<iuamiecristatus but smaller and more brightly col- 

 ored, with under parts more strongly yellowish. 



Adult male. — Forehead and anterior portion of crown brown, the 

 feathers darker centrally, especially those on crown; longer feathers 

 forming the conspicuous broad, truncated or slightly bifid, crest black 

 margined and broadly tipped with cinnamon-rufous; hindneck, back, 

 scapulars, rump, upper tail-coverts, and lesser wing-coverts plain 

 bright olive-green; wings and tail dusky with olive-green edgings, 

 these broader and more yellowish on inner secondaries, the middle 

 and greater wing-coverts margined terminally (more or less broadly) 

 with olive-yellow or yellowish olive-green; sides of head olive, more 

 or less tinged with rusty, especially on auricular region; chin and 

 throat pale yellow or yellowish wliite, more or less broadly streaked 



aO[rchilm] pileatus Cabanis, in Tschudi's Fauna Peruana, Aves, 1845-6, 164 (Peru; 

 "Fiefen Waldregionen " ) . — Euscarthmus pileatus Tschudi, Fauna Peruana, Aves, 

 1845-6, 164, pi. 9, fig. 1 (?). — Lophotriccus squamicristatus (not Todirostrum 

 iquamsea-ista Lafresnaye) Taczanowski, Orn. du Perou, ii, 1884, 230; Berlepsch and 

 Stolzmann, Proc. Zool. Soc. Lond.,'l896, 361 (Garita del Sol, centr. Peru); Sclater, 

 Cat. Birds, Brit. Mus., xiv, 1888, 87, part (Peru). 



I base the separation of this form on two specimens from Inca iMines, Peru, in the 

 collection of the American ]\Iuseum of Natural History, New York City. 



b I have not seen specimens from Ecuador.) 



c T[odirostrum] squams' crista Lafresnaye, Rev. Zool., Oct., 1846, 363 (Bogota, Colom- 

 bia).^ Tof^irosirwrn squamicristatum Sclater, Proc. Zool. Soc. Lond., 1855, 148. — 

 [Euscarthmus] squamicristatus Sclater and Salvin, Nom. Av. Neotr., 1873, 45, part. — 

 Euscarthmus squamicristatus Goodfellow. Ibis, 1901, 703 (San Nicolas, Santo Domingo, 

 and Guanacillo, w. Ecuador). — Lophotriccus squamicristatus Berlepsch and Tacza- 

 nowski, Proc. Zool. Soc. Lond., 1883, 553 (Chimbo, w. Ecuador); Sclater, Cat. Birds 

 Brit. Mus., xiv, 1888, 87, part (Colombia; Venezuela?; upper Amazons?; Ecuador?). 



