XVIII. On certain genera and species of the group of Psyllidæ in the collection of the British Museum
Published in Transactions of the Entomological Society of London, in 1882, in volume 30, issue 3, pages 449-473
Date published:1882
Published in Transactions of the Entomological Society of London, in 1882, in volume 30, issue 3, pages 449-473
Date published:1882