Parent taxon: Coenopteridales according to H. N. Andrews 1970
Sister taxa: Ankyropteris, Apotropteris, Arpexylon, Biscalitheca, Botrychioxylon, Botryopteris, Chacassopteris, Dineuron, Diplolabis, Etapteris, Grammatopteris, Gymnoneuropteris, Iridopteridineae, Langoxylon, Metaclepsydropsis, Microzygia, Monoscalitheca, Protoclepsydropsis, Protothamnopteris, Radstockia, Schizostachys, Selenopteris, Stauropteris, Stelastellara, Unatheca, Zygopteridaceae, Zygopteris
Subtaxa: Clepsydropsis antiqua
Type: Clepsydropsis antiqua
Distribution:
• Namurian of Spain (1 collection)
• Carboniferous of Belgium (1), France (1), Germany (1), the United Kingdom (3)
• Devonian of United States (6: Indiana, Kentucky)
Total: 13 collections including 19 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.