Equisetopsida - Sphenophyllales
Alternative combination: Sphenophyllites emarginatus
Belongs to Sphenophyllum according to Koenig 1825
Sister taxa: Sphenophyllum churulianum, Sphenophyllum crenulatum, Sphenophyllum elongatum, Sphenophyllum gondwanensis, Sphenophyllum radiatum, Sphenophyllum thonii, Sphenophyllum utkalensis, Sardykphyllum crassinervosum
Distribution:
• Permian of Spain (1 collection)
• Pennsylvanian of United States (3: Michigan)
• Carboniferous of Canada (6: New Brunswick, Nova Scotia), Germany (1), Spain (1), Turkey (1), United States (22: Alabama, Illinois, Indiana, Missouri, Oklahoma, West Virginia)
• Mississippian of United States (1: West Virginia)
Total: 36 collections including 37 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.