642 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



MYIARCHUS FEROX ACTIOSUS Ridgway. 

 PIGRES FLYCATCHER. 



Similar to .)/. f. jMUiainensls, but color of back, etc., darker and 

 duller olive, head grayer, hindneck, sides of neck, and sides of head 

 purer gray, and yellow of un !er parts paler; still more like J/./. 

 phseocephalus, but yellow of unier parts paler. 



Adult maZe.— Length (skins), 175-182 (178); wing, 92-97 (98.7); 

 tail, 85.5-91 (88); exposed culmen, 18^5-21.5 (20.5); tarsus, 23.5- 

 25 (23.3); middle toe, 13-14 (13. 3). « 



Adult female.—l.ength (skins), 174-197 (184) ; wing, 89.5-95.5 (91.6) ; 

 tail, 84-88 (86.1); exposed culmen, 20.5-22 (21.1); tarsus 23.5-24.5 

 (23.9); middle toe, 13-14 (13.5).^ 



Pacific coast of Costa Rica (Pigres; San Lucas; Punta Arenas). 



Myiarchus fanamensis (not of Lawrence, 1862) Lawrence, Ann. Lye. X. Y., ix, 

 1868, 115 (Costa Rica).— Frantzius, Journ. fur Orn., 1869, 308 (Costa Rica).— 

 Bouc.ARD, Proc. Zool. Sue. Lond., 1878, 64 (Punta Arenas, Costa Rica). 



Myiarchus ferox (not M iiscicapa ferox Gmelin) Sclater, Cat. Birds Brit. Mus., xiv, 

 1888, 253, part (insynonomy). — Salvin and Godman, Biol. Centr.-Am., Aves, 

 ii, 1889, 92, part (in synononiy ). 



Myiarchus ferox actiosus Ridgway, Proc. BioL Soc. Wasli.. xix, 1906, 116 (Pigi'es, 

 Gulf of Nicoya, Costa Rica; coll. U. S. Nat. Mus.). 



MYIARCHUS LAWRENCEII LAWRENCEII iGiraud). 

 LAWRENCE S FLYCATCHER. 



Adults (sexes alil:e). — Pileum deep sooty ])rown (dark sepia); rest 

 of upper parts plain olive, the upper tail-coverts browner and more 

 or less tinged or margined with rusty; tail deep gra3'ish brown, the 

 outer webs of rectrices edged with cinnamon-rufous (that of lateral 

 rectrix wholly pale brown or brownish gray), their imier webs nar- 

 rowly and rather indistinctly edged with pale cinnamon; wings dusky 

 grayish brown, the middle and greater coverts passing into cinnamon- 

 brownish on terminal margins, the remiges edged with cinnamon- 

 rufous (the edgings broader and paler, sometimes dull whitish, on 

 inner secondaries) ; aurictilar region soot}^ brown; sides of neck grayish 

 olive; lores gray, intermixed or flecked with dusky; malar region, chin, 

 throat, and chest light gray (about no. 8 or no. 9) ; rest of under parts 

 light yellow (deej) j^rimrose or between straw and sulphur ^^ellow) ; the 

 sides tinged with olive; axillars and under wing-coverts light yellow 

 (like abdomen, etc.) ; inner webs of remiges edged with pale cinnamon; 

 maxilla blackish l)rown to brownish black, the mandible similar 



o Five specimens. b Four specimens. 



