XIX. Notes on some Syrphidie collected near Aden by Colonel J. W. Yerbury in February and March, 1895. By George Heney Vesrall, F.E.S
Article
1898
Transactions of the Entomological Society of London
46
413--422
BioStor
English
London, The Society,
BioStor: https://biostor.org/reference/50853 DOI: https://doi.org/10.1111/j.1365-2311.1898.tb03297.x
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