Parent taxon: Cycadophyta according to A. M. Blazer 1975
Sister taxa: Acozamites, Aldania, Almargemia, Amphibennetites, Androlepis, Antherangiopsis, Bennettitacearum, Bernettia, Bjuvia, Blastolepis, Bolbopodium, Bucklandiopsis, Campylophyllum, Clathropodium, Cloughtonia, Colymbetes, Crossozamia, Ctenidium, Ctenopteris, Cycadangium, Cycadea, Cycadeacites, Cycadeocarpus, Cycadeomyelon, Cycadeorachis, Cycadeostrobus, Cycadinocarpus, Cycadites, Cycadocaulum, Cycadocephalus, Cycadofilix, Cycadophycos, Cycadophyllum, Cycadopites, Cycadopsida, Cycadopsis, Cycadopteris, Cycadorachis, Cycadoxylon, Cyclozamia, Cylindropodium, Dioonitocarpidium, Doratophyllum, Encephalartites, Endogenites, Eurycycadolepis, Fittonia, Guilliera, Harringtonia, Hisingera, Jacutiella, Jensensispermum, Jirusia, Laconiella, Lepidanthium, Leptopterophyllum, Lunzia, Macropterygium, Macrotaeniopteris, Macrotorellia, Megalozamia, Morrisia, Navajoia, Novoguineoxylon, Ontheodendron, Pachytestopsida, Palaeocycas, Phasmatocycadopsida, Plagiozamiopsis, Plagiozamites, Platylepis, Polypodiolites, Pramelreuthia, Pseudopterophyllum, Pseudoptilophyllum, Pteronilssonia, Pterozamites, Ptychoxylon, Quervainia, Schizopodium, Sedgwickia, Sewardia, Sinoctenis, Taeniophyllum, Taeniopteridium, Tessellaria, Westersheimia, Yatesia, Zamiophyllum
Subtaxa: Russellites taeniata
Type: Russellites taeniata
Distribution: found only at Emily Irish (Permian of Texas)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.