On Seymouria , the most primitive known reptile
Published in Proceedings of the Zoological Society of London, in 1918, in volume 1918, issue 3-4, pages 267-301
Date published:1918-12
Published in Proceedings of the Zoological Society of London, in 1918, in volume 1918, issue 3-4, pages 267-301
Date published:1918-12