On the Land-Shells of the Island of Socotra collected by Prof. I. Bayley Balfour
Published in Proceedings of The Zoological Society of London, in 1881, in volume 1881, pages 801-812
Date published:1881
Published in Proceedings of The Zoological Society of London, in 1881, in volume 1881, pages 801-812
Date published:1881