Artiopoda - Agnostida - Ptychagnostidae
Alternative combination: Agnostus punctuosus
Belongs to Ptychagnostus according to Kobayashi 1939
Sister taxa: Ptychagnostus (Acidusus), Ptychagnostus (Ptychagnostus), Ptychagnostus acidusus, Ptychagnostus affinis, Ptychagnostus akanthodes, Ptychagnostus aksayensis, Ptychagnostus atavus, Ptychagnostus convexus, Ptychagnostus cuyanus, Ptychagnostus intermedius, Ptychagnostus karatauensis, Ptychagnostus richmondensis, Ptychagnostus seminula, Ptychagnostus sinicus, Ptychagnostus spinosus, Zeteagnostus scarifatus, Zeteagnostus incautus, Triplagnostus (Aristarius) aristarius
Ecology: nektonic suspension feeder
Distribution:
• Cambrian of Antarctica (1 collection), Australia (8), China (4), Denmark (2), Greenland (1), Kazakhstan (4), Norway (1), Sweden (1), the United Kingdom (2), United States (4: New York, Utah)
Total: 28 collections including 29 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.