VI. Notes on the specific distinction of certain species in the orbitulus and pheretiades section of the genus Plebeius
Published in Transactions of The Royal Entomological Society of London, in 1913, in volume 61, pages 205-212
Date published:1913
Published in Transactions of The Royal Entomological Society of London, in 1913, in volume 61, pages 205-212
Date published:1913