“Spirifer disjunctus”
Its Evolution and Paleoecology in the Catskill Delta. By Hugo Greiner. (Peabody Museum of Natural History, Yale University, Bulletin No. 11.) Pp. iv + 75 + 13 plates. (New Haven, Conn.: Peabody Museum of Natural History, Yale University, 1957.) n.p.
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MUIR-WOOD, H. Upper Devonian Spirifers of the Catskill Delta. Nature 183, 959–960 (1959). https://doi.org/10.1038/183959a0
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DOI: https://doi.org/10.1038/183959a0
