Descriptions of Three New Birds from the Belgian Congo Bulletin of the AMNH , Vol. XXXIV, Art. XVI, pp. 509-513, Oct. 20th, 1915

PART VI.--Monograph of the Sesiidae of America, North of Mexico.

Chapter 516 wordsPublic domain

By William Beutenmueller. Pp. 215-352, pll. xxix-xxxvi, and 24 text figures. March, 1901. Price, $5.00.