Taxonomical and palaeogeographic considerations on the seedfern genus Ptilozamites with some comments on Anomozamites, Dicroidium, Pseudoctenis and Ctenozamites

E. Kustatscher, and J. H. A. Van Konijnenburg-van Cittert

2007

Article

Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 243(1):71-100

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Taxa discussed in this work:

• Ptilozamites heeri
• Ptilozamites nilssonii
• Ptilozamites sandbergeri
• Ptilozamites tenuis

Taxonomy:

• Ptilozamites heeri belongs to Ptilozamites - Nathorst (1878)
• Ptilozamites nilssonii belongs to Ptilozamites - Nathorst (1878)
• Ptilozamites tenuis belongs to Ptilozamites - Oishi (1932)
• Ptilozamites sandbergeri belongs to Ptilozamites - Kustatscher and Van (2007)