Rhynchonellata - Athyridida - Athyrididae
Full reference: W. Waagen. 1883. Productus Limestone Fossils, Part IV, fas. 2. Salt Range Fossils, Palaeontologia Indica, Series 13 1(4):391-546
Belongs to Spirigerella according to F. R. C. Reed 1944
See also Waagen 1883 and Waterhouse 1976
Sister taxa: Spirigerella alata, Spirigerella bellistriata, Spirigerella derbyi, Spirigerella discors, Spirigerella fusiformis, Spirigerella gigas, Spirigerella grandis, Spirigerella heibayideensis, Spirigerella hybrida, Spirigerella media, Spirigerella mendungensis, Spirigerella minuta, Spirigerella numismalis, Spirigerella obovata, Spirigerella paraliensis, Spirigerella pertumida, Spirigerella praelonga, Spirigerella proxima, Spirigerella rectimarginata, Spirigerella subtriangularis, Spirigerella subtriquetra, Spirigerella teseroi
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of Pakistan (75 collections)
Total: 75 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.