LITTLE TYRANT FLY-CATCHER. BLUE MOUNTAIN WARBLER. SHORT-LEGGED PEWEE.

SMALL-HEADED FLY-CATCHER. BARTRAM'S VIREO. ROCKY MOUNTAIN FLY-CATCHER (PLATE CCCCXXXIV) Least Flycatcher, "Empidonax minimus." "Blue Mountain Warbler", ""Dendroica Montana"." Alder Flycatcher, "Empidonax alnorum." "Small-headed Warbler", ""Wilsonia microcephala"." Yellow-green Vireo, "Vireo flavovirides." Black Phoebe, Sayornis nigricans" JW 38 a sharp crease outside of the platemark at left, a softer diagonal crease at upper right, a loss in the upper left edge, a tear in the lower edge 19 1/2 by 12 3/8 in.; 497 by 315 mm. Based on a composition probably painted in 1838 from a specimen in the Zoological Society, London. Audubon claimed that he discovered the small-headed flycatcher in Louisville, Kentucky, in 1808, although Alexander Wilson, to whom Audubon had shown this drawing, first published and named it. Since the Zoological Society specimen is unique, the existence of the species is, in any case, doubtful.