XIII. On the genus Sypna of Guénée; a group of Lepi-doptera of the tribe Noctuites
Published in Transactions of the Royal Entomological Society of London, in 1881, in volume 29, issue 2, pages 201-210
Date published:1881-02
Published in Transactions of the Royal Entomological Society of London, in 1881, in volume 29, issue 2, pages 201-210
Date published:1881-02