BIRDS OF NORTH AND MIDDLE AMERICA. 607 



Galapagos Archipelago (Albemarle, Narborough, Duncan, Charles, 

 Hood, Chatham, Barrington, Indefatigable, Jervis, James, Bmdloe, 

 and Abingdon islands). 



Myiobius magnirostris Gray, in Zool. Voy. "Beagle." iii, Birds, 1841, 48 (Chat- 

 ham Mand, Galapagos Archipelago). ...„., 1^,1 ,o 

 Tyrannula .magnirostris Gould, Zool. Voy. Beagle, lu^ Birds, 1841, i^. 8. 

 Myiarchus mm,niroslris Sclater and Salvin, Proc. Zool. Soc. Lond. 18/0 323 

 ' (Indefatigable, Bindloe, and Abingdon islands). -S.kdev a.. Proc ZooL 

 Soc. Lond., 1871, 125 (Chatham and James islands), 127 (crit.) -Salvin, 

 Trans. Zool. Soc. Lond., ix, pt. ix, 1876, 493 (Chathana, James, Indefatigable, 

 Bindloe. and Abingdon islands). -Sclatek, Cat. Birds Bnt. Mus., xiv, 

 1888 262 (Bindloe, Indefatigable, and Abingdon islands). -Ribg way, Proc. 

 TT S Nat Mus., xii, 1899, 113 (Chatham, James, Indefatigable, Al^ngdon, 

 Duncan, Hood, and Charles islands); xix, 1896, 569 (Albemarle, Duncan, 

 Charles, Hood. Chatham, Barrington, Indefatigable, Jervis, James, Bmdloe, 

 and Abingdon islands). -Rothschilo and Hartert, Novi . ^f •- vi 1899 

 89 (at sea north of Culpepper Island), 129 (Albemarle Island), 172 (Chat- 

 ham, Charles, Gardner, Hood. Barrington, James, Duncan. Indefatigable 

 Jervis Albemarle, Narborough, Abingdon, and Bindloe islands; off ^^enman 

 Island)- ix 1902, 402 (Chatham, Abingdon, and Duncan islands; descr. 

 nest and eggs; habits), 417.-Snodgrass and Heller, P^oc-^ ^^ash^ Ac. 

 Sci V 1904, 269 (all islands except Wenman, Culpepper, and lowei)^ 

 MlyiarcLs] magnirostns Rothschild and Hartert, Novit. Zool., vi, 1899^-02. 

 Empidonaxmagmrostris Baird, Brewer, and Ridgway, Hist. N. Am. Birds, ii, 



1874, 365. 

 [Eribates] magnirostris Sharpe, Hand-list, m, 1901, 148. 



Genus MYIARCHUS Cabanis. 



Myiarchus Cabanis, Wiegmann's Archiv. fur Naturg., x, P*"-, ^844 272. in 

 Tschudi's Fauna Peruana, Aves, 1845, 152. (Type, Musacapa ferox Gmelm.) 

 ^^Despotvna, Kaup, 1851." (Gray, Hand-list, i, 1869, 363). (Type ?) 

 OnyZplrns Reichenbaoh, Av. Syst. Nat., 1850, pi. 65. (Type, Tyrannus 



Kaupornis Bonaparte, Ann. Sci. Nat., ser. iv, Zool.. i, 1854, 133. (Type, My 



ioUus stoUdus Gosse.) . 



Myionaxa Cabanis and Heine, Mus. Hein., ii, Oct., 1859, 73. (Type, Mmncapa 



crinita Linnseus.) 

 Rather small to large Tyrannidee (wing about 70-116 mm.) with 

 exposed culmen equal to or longer than middle toe with claw, width 

 of bill at frontal anti* much less than length of gonys, tarsus less than 

 twice as long as middle toe without claw, pileum subcrested (the 

 short bushy crest concolor with rest of pileum), anterior under parts 

 light or pale gray, the posterior portions light or pale yellow, and upper 

 parts plain grayish brown or olive (the pileum sometime^ darker), 

 wings with pale edgings and covert-bands, the remiges and rectnces 

 sometimes edged with rusty (whole or greater part of inner webs of 

 the latter sometimes rufous). 



a "Von MVia (Fliege) und aVa? (Herrscher)." 



