PART VI.--Monograph of the Sesiidae of America, North of Mexico.
By William Beutenmueller. Pp. 215-352, pll. xxix-xxxvi, and 24
text figures. March, 1901. Price, $5.00.
Descriptions of Three New Birds from the Belgian Congo Bulletin of the AMNH , Vol. XXXIV, Art. XVI, pp. 509-513, Oct. 20th, 1915 · 第 4 / 6 章