Polypodiopsida - Polypodiaceae
Parent taxon: Polypodiaceae according to F. H. Knowlton 1919
See also Andrews 1970
Sister taxa: Acrostichaceae, Adiantites, Anomalofilicites, Arthromeris, Aspidium, Asplenieae, Aspleniopteris, Asplenites, Astralopteris, Comptoniopteris, Cuddaloria, Davallites, Dennstaedtiopsis, Dipteridinae, Drynaria, Drynarioideae, Dryopterites, Gemmatosporis, Goniopteris, Grammitidoideae, Gymnogramma, Laevigatosporites, Lastrea, Lepisorus, Leptochilites, Loxogrammoideae, Meniphylloides, Meyeripollis, Microsoroideae, Microtaenia, Onychiopsis, Palaeosorum, Phanerophlebites, Phymatodes, Phymatopteris, Platycerioideae, Platyceriphyllum, Pleopeltis, Podoloma, Polypodiaceaesporites, Polypodieae, Polypodioideae, Praedeparia, Pterideae, Sphenomeris, Trichotomosulcites, Verrucatosporites
Subtaxa: Allantodiopsis erosa
Type: Pteris erosa
Distribution:
• Eocene of United States (20: Colorado, Washington, Wyoming collections)
• Clarkforkian of United States (8: Wyoming)
• Paleocene of United States (12: Colorado, New Mexico, South Dakota, Wyoming)
• Cretaceous of Canada (3: British Columbia), United States (2: Colorado)
Total: 45 collections including 46 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.