XXI. On a Collection of Butter flies made in Marocco, in 1900-01-02. E. G. B. Meade-Waldo. (Communicated by H. J. Elwes, F.R.S., etc.)

Published in Transactions of The Royal Entomological Society of London, in 1906, in volume 53, pages 369-395

Date published:1906