R. Harkness. 1850. Notice of a tridactylous footmark from the Bunter Sandstone of Weston Point, Cheshire. Annals and Magazine of Natural History, series 2 6(36):440-442
Bibliographie (1)
R. Harkness. 1850. Notice of a tridactylous footmark from the Bunter Sandstone of Weston Point, Cheshire. Annals and Magazine of Natural History, series 2 6(36):440-442