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Archaeocycas and Phasmatocycas - new genera of Permian cycads

November 1, 1973

The generic names Archaeocycas and Phasmatocycas are introduced for two previously announced but unnamed new genera of Early Permian plants; these taxa are regarded as early stages in the cycadean lineage. The names arc formalized with diagnoses, illustrations, and type designations.

Publication Year 1973
Title Archaeocycas and Phasmatocycas - new genera of Permian cycads
Authors Sergius H. Mamay
Publication Type Article
Publication Subtype Journal Article
Series Title Journal of Research of the U.S. Geological Survey
Index ID 70162011
Record Source USGS Publications Warehouse