2. On the Presence of a Canal-System, evidently Sensory, in the Shields of Pteraspidian Fishes
Published in Proceedings of The Zoological Society of London, in 1887, in volume 1887, pages 478-481
Date published:1887
Published in Proceedings of The Zoological Society of London, in 1887, in volume 1887, pages 478-481
Date published:1887