Fragile Fern – Cystopteris fragilis

by | Dec 9, 2023 | Ferns, NE Native Ferns

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Procynodictis ("before Cynodictis") is an extinct genus of placental mammals from clade Carnivoraformes, that lived in North America from the early to middle Eocene.[4][5][6]

References

  1. ^ Stock, Chester (1935). "Plesiomiacis, a New Creodont from the Sespe Upper Eocene, California". Proceedings of the National Academy of Sciences. 21 (2): 119–122. Bibcode:1935PNAS...21..119S. doi:10.1073/pnas.21.2.119. PMC 1076543. PMID 16587935.
  2. ^ J. L. Wortman and W. D. Matthew (1899.) "The ancestry of certain members of the Canidae, the Viverridae, and Procyonidae." Bulletin of the American Museum of Natural History 12(6):109-138
  3. ^ a b Simpson, George Gaylord (1945). "The principles of classification and a classification of mammals". Bulletin of the American Museum of Natural History. 85: 350. hdl:2246/1104.
  4. ^ Donald R. Prothero and Robert J. Emry (1996.) The Terrestrial Eocene-Oligocene Transition in North America ISBN 978-0-521-43387-7
  5. ^ McKenna, Malcolm C.; Bell, Susan K. (1997). Classification of Mammals Above the Species Level. New York: Columbia University Press. ISBN 978-0-231-11012-9.
  6. ^ J. J. Flynn (1998.) "Early Cenozoic Carnivora ("Miacoidea")." In C. M. Janis, K. M. Scott, and L. L. Jacobs (eds.) "Evolution of Tertiary Mammals of North America. Volume 1: Terrestrial Carnivores, Ungulates, and Ungulatelike Mammals." Cambridge University Press, Cambridge. ISBN 9780521355193
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