52 Aves . 
XVII. Aves. 
[1917] 
Dendrocolaptes validus taxonomic 
note, D. v. seilerni subsp. n. Venezuela, 
Hartert & Goodson Nov. Zool. 24 
p. 416. 
Fam. Tyrannidae. 
Mecocer cuius leucophrys nigriceps 
taxonomic note, Hartert & Goodson 
257 p. 494. 
Platyrhynchus coronatus note on dis- 
tribution, Hartert & Goodson 256 
p. 416. 
Rhynchocyclus sulphur escens on 
the Colombian subspecies, Chapman 
118 p. 434. — R. sulphurescens subspecies 
reviewed p. 414, R. s. pallescens Bolivia 
p. 414, R. s . cherriei Guiana p. 414, R. 
s. berlepschi Venezuela p. 416, subspp. n. 
Hartert & Goodson Nov. Zool. 24. 
Lophotriccus squamaecristatus note 
with measurements of Colombian races 
Chapman 118 p. 442. 
Mionecles o. oleaginus nest and eggs 
described with photo., Beebe 51 p. 
223. 
Leptopogon superciliaris subspecies 
reviewed, L. s. venezuelensis subsp. n. 
Venezuela, Hartert & Goodson Nov. 
Zool. 24 p. 413. — L. rufipectus (Lafr.) 
antedates L. erythrops Scl., L . taczanow- 
skii nom. n. pro L. rufipectus Tacz., 
Hellmayr Miinchen Verhandl. Om. 
Ges. 13 p. 198. 
Tyranniscus acer nest and eggs 
described with photo., Beebe 51 p. 
221 . 
Elaenia pudica distribution of the 
races, Chapman 118 p. 456. — E. gai- 
mardii trinitatis subsp. n. Trinidad, 
Hartert & Goodson Nov. Zool. 24 
p. 411. 
Myiozeletes cayanensis hellmayr i 
subsp. n. W. Ecuador, Hartert & 
Goodson Nov. Zool. 24 p. 412. 
Pitangus s. sulphurates pterylosis, 
Hartley 51 p. 325. 
Hirundinea bellicosa pallidior subsp. 
n. N.W. Argentina, Hartert & Good- 
son Nov. Zool. 24 p. 411. 
Myiobius modeslus suffusus subsp. n. 
Bolivar Colombia, Todd Proc. Biol. 
Soc. Wash. 30 p. 4. 
Blacicus brachyiarsus guianarum 
subsp. n. Surinam, Hartert & Good- 
son Nov. Zool. 24 p. 411. 
Myiarchus crinitus residuus Howe 
from Florida worthy of recognition, 
Oberholser 431 p. 194. 
Emjridonomus v. varius pterylosis. 
Hartley 51 p. 326 ; nest and eggs de- 
scribed, Beebe 51 p. 225. 
Tyrannus tyrannus in the Bahamas, 
Riley 514.— T. melancholias occiden- 
talis Tepic Mexico, Hartert & Good- 
son Nov. Zoob 24 p. 412. 
Fam. Pipridae. 
Pipra aureola nest and eggs describ- 
ed with photo., Beebe 51 p. 234. — P. 
leucocilla minimus nom. n. pro P. 1. 
minor preoccupied. Chapman Bull. 
Amer. Mus. 36 p. 480. 
Fam. Cotingidae. 
Pachyrhamphus peruanus sp. n. S.E. 
Peru, Hartert & Goodson Nov. Zool. 
24 p. 410. 
Atlila caniceps Bolivar Colombia, 
A. neoxenus Bolivia spp. n., Todd 
Proc. Biol. Soc. Wash. 30 p. 4. 
Rupicola peruviana aurea distribu- 
tion and further remarks on taxonomy, 
Chapman 118 p. 496. 
[Ampelion] Ampelioides tschudii 
(Gray) is the correct name for Ampelion 
cinctus auctt., Hellmayr Miinchen 
Verhandl. Orn. Ges. 13 p. 110. 
[Pipreold] Euchlornis riefferii signata 
nom. n. pro Ampelis viridis d’Orb. and 
Lafr., E. pulchra nom. n. pro Ampelis 
elegans Tschudi preoccupied, Hell- 
mayr Miinchen Verhandl. Orn. Ges. 13 
p. 199. 
Fam. Atrichornithidae. 
Atrichornis rufescens tweedi subsp. n. 
N. Queensl., Mathews Austr. Av. Rec. 
3 p. 71. 
Fam. Hirundinidae. 
Plumages of North American Swal- 
lows, Chapman 116.* 
Migrations of North American Swal- 
lows, Oberholser 434, 
