"Chordediles poptue. Night-hawk. Bull-bat. Above, mottled with black, brown, gray and tawny, the former…
"Chordediles poptue. Night-hawk. Bull-bat. Above, mottled with black, brown, gray and tawny, the former…
"Chaetura pelasgica. Chimney Swift. Chimney "Swallow". Sooty-brown, with a faint greenish gloss above;…
"The coloration of the twenty or more species of Cypselus is sooty-black or mouse-brown, frequently…
"Nephaecetes niger borealis. Northern Black Cloud Swift. Entire plumage sooty-black, with slight greenish…