Bulletin - United States National Museum (G.P.O, 1928)

Bulletin - United States National Museum (G.P.O, 1928)

Bulletin - United States National Museum (G.P.O, 1928)

Bulletin - United States National Museum (G.P.O, 1928)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1971)