PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 481 



Field aud Forest, June, 1877, 203 (do.)-— Streets, Bull. U. S. Nat. Mns. No. 7, 

 1877, 12 (St. Tomas Bay, Pacific side, Lower California). 

 Lajihijctes rociferans, Cabax. & Heine, Mus. H<iii. II, 1859, 77 (Mexico). 

 l))ranmis cassini, Lu\.WR., Ann. Lye. N. Y. June 3, 18.')0,39, pi. ?>. fiir. 2 (Texas). 

 "Musdcapa safelles, Licht., in Mns. Berol." (Calan. .y- Heine). • 



Sp. Ch.— Wing-, 5.00-5.40 ; tail, 3.70-4.20 ; bill, lioui nostril, .55-.G0, 

 depth at ba.se .27, width .35-.45 5 tarsus, .72-.78 5 middle toe, .55-,60. 

 Tail even. Adult : Head and neck deep plumbeous, somewhat lighter 

 beneath, where passing somewhat abruptly into white on the chin; back, 

 scapulars, and breast grayish olive-green, lighter beneath; remaining- 

 lower parts sulphur-yellow, the crissum and lining of the wings paler. 

 Wings light brownish gray, the feathers quite distinctly bordered with 

 grajrish white. Upper tail-coverts and tail black, the latter faintly tipped 

 with light brownish gray, the outer web of the lateral pair of rectrices 

 more or less widely edged with the same. Crown with a concealed patch 

 of bright orange-red. Bill and feet black ; iris brown. Young : Head, 

 neck, back, and breast dull grayish slate, paler on the jugulum, the 

 chin and upper part of the throat whitish, the back tinged with brown; 

 lores and aimculars darker. Wing-coverts bordered with light fulvous 

 or rusty buft'. Abdomen, etc., pale creamy sulphur-yellow. No colored 

 patch on the crown. 



Hab. — Mexico and Guatemala, extending into the southern part of 

 the Western Province of the United States; along the eastern base of 

 the Kocky Moimtains, north to about 41°; along the coast of California, 

 to about 37° ; south to Costa Eica. 



Kemakks. — Many localities in Mexico (both coasts and interior), 

 Guatemala, aud Costa Rica, iire represented by specimens in the collec- 

 tion of the National Museum. 



l->.— TYRANNUS LUGGERI. 



Tjjrannun luygcri, Ridgw. MS. 



Sp. Ch.— Wing, 4.15-4.25; tail, 2.25-2.30; bill, from nostril, .62, width 

 at base .40, depth, .28-.32; tarsus, .75-.80; middle toe, .05. Tail very 

 slightly emarginate. Ends of jirimaries not at all attenuated! Above, 

 greenish olive, the wings and tail dusky brownish, the head dark cine- 

 reous, with an indistinct grayish streak above the auriculars. Throat 

 pure white, streaked with ash-gray laterally and across the jugulum. 

 Sides of breast deep olivaceous; remaining lower parts, including lining 

 of the wing, bright gamboge-yellow. Bill and feet blackish. Adult: 

 Crown Avith a large concealed patch of bright gamboge-yellow. Wings 

 and tail very faintly edged with lighter brown. Young : Crown-patch 

 much restricted (nearly obsolete). All the wing-feathers (coverts and 

 rcmiges) and rectrices distinctly bordered with liglit rusty. 



Hab. — Guiana (Cayenne, Demerara. Mus. G. N. L. & R. R.). 



Remarks. — With a closer resemblance to T. melancholicus than to 

 Proc. Nat. Mus. 78 31 illay S3, D 879. 



