Prof. J. F. van Bemmelen in Groningen has presented for the collection Jurriaanse a beautiful male Cethosia, captured on the isle of Boeton in Nov. '16, by Mr. N. H. Krans, medical officer of the Royal Dutch Navy. Comparing this Cethosia with specimen in the collection of the Leyden Museum of Natural History, we found there a female, captured on the same isle by Mr. T. Elbert in 1909. As it happened that this specimen was also quite different from all others and no descriptions or figures could be traced in the present litterature, we suppose that we have to do here with a new sub-species, closely allied to the species myrina Feldr. Dr. van Oort the director of said Museum has been kind enough to lend this female specimen for description. The following... |