Article PDF
Rights and permissions
About this article
Cite this article
U.S. Geological Survey Technical Files in Palæontology. Nature 176, 585 (1955). https://doi.org/10.1038/176585b0
Issue Date:
DOI: https://doi.org/10.1038/176585b0
Nature volume 176, page 585 (1955)
U.S. Geological Survey Technical Files in Palæontology. Nature 176, 585 (1955). https://doi.org/10.1038/176585b0
Issue Date:
DOI: https://doi.org/10.1038/176585b0