II. On Callophrys avis, Chpm
Published in Transactions of the Royal Entomological Society of London, in 1910, in volume 58, issue 1-2, pages 85-106
Date published:1910-07
Published in Transactions of the Royal Entomological Society of London, in 1910, in volume 58, issue 1-2, pages 85-106
Date published:1910-07