Notes on the Eastern Species of Cerceris. (Hym. Philanthidae.)
Published in Annals of the Entomological Society of America, in 1912, in volume 5, issue 1, pages 11-28
Date published:1912
Published in Annals of the Entomological Society of America, in 1912, in volume 5, issue 1, pages 11-28
Date published:1912