†Protocalamostachys Walton 1949 (fern)
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Polypodiopsida - Equisetales - Equisetidae
Parent taxon: Equisetales according to H. N. Andrews 1970
Sister taxa: Angaroradix, Annularia, Annulariopsis, Annulina, Archaeocalamitaceae, Barakaria, Borisiella, Calamitaceae, Corynophyllites, Equisetaceae, Equisetophyton, Manchurostachys, Neokoretrophyllites, Notocalamites, Oncylogonatum, Phyllostachya, Phyllothecaceae, Protannularia, Pseudoannularia, Pseudoasterophyllites, Pseudolobatannularia, Raniganjia, Schizoneuropsis
Subtaxa: Protocalamostachys arranensis
Type: Protocalamostachys arranensis
Ecology: "photoautotroph"
Distribution:
• Carboniferous of the United Kingdom (5 collections)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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