Definition of Callipteridium. Meaning of Callipteridium. Synonyms of Callipteridium

Here you will find one or more explanations in English for the word Callipteridium. Also in the bottom left of the page several parts of wikipedia pages related to the word Callipteridium and, of course, Callipteridium synonyms and on the right images related to the word Callipteridium.

Definition of Callipteridium

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Meaning of Callipteridium from wikipedia

- Callipteridium is an extinct genus of pteridospermous seed ferns belonging to the family Cyclopteridaceae. These ferns existed in the Carboniferous period...
- recorded in Great Britain include: Pteridosperm leaves: Alethopteris, Callipteridium, Cyclopteris (leaf bases), ?Desmopteris, ****sonites, Eusphenopteris...
- Lonchopteris Lonchopteridium Cardioneuropteris Cyclopteris Laveineopteris Callipteridium Margaritopteris Douropteris Neuropteris Reticulopteris Odontopteris...
- †Callipteridium †Callipteridium dawsonianum †Callipteridium grandifolium †Callipteridium oblongifolium †Callipteridium odontopteroides †Callipteridium...
- ramosus †Callipteridium †Callipteridium dawsonianum †Callipteridium grandifolium †Callipteridium inaequale †Callipteridium oblongifolium †Callipteridium odontopteroides...
- comparable form †Calamites †Calamites cruciatus †Calamites suckowii †Callipteridium †Callixylon †Calymene †Calymene breviceps †Calymene celebra †Calymene...
- tentative report †Brooksella alternata †Calamites †Calamites suckowi †Callipteridium †Calymene †Calymene celebra †Calyptaulax †Camarotoechia †Cincinnetina...
- Y Z †Calamites †Calamites cistiiformis †Calamites suckowi †Callipteridium †Callipteridium membranaceum – or unidentified comparable form †Callopora †Callopora...
- Alethopteris. Other Pennsylvanian West Virginian seed ferns included Callipteridium, Callipteris, Lescuropteris, and Linopteris. Neuropteris was a contemporary...
- locality for species †Calliprotonia †Callipteridium †Callipteridium pteridium – or unidentified comparable form †Callipteridium virginianum †Callipteris †Callipteris...