Ptychagnostus punctuosus Angelin 1851 (trilobite)

Trilobita - Agnostida - Ptychagnostidae

Alternative combination: Agnostus punctuosus

Belongs to Ptychagnostus according to Kobayashi 1939

Sister taxa: Ptychagnostus (Acidusus), Ptychagnostus (Ptychagnostus), Ptychagnostus acidusus, Ptychagnostus aculeatus, Ptychagnostus aksayensis, Ptychagnostus atavus, Ptychagnostus convexus, Ptychagnostus cuyanus, Ptychagnostus intermedius, Ptychagnostus karatauensis, Ptychagnostus leptus, Ptychagnostus seminula, Ptychagnostus sinicus, Ptychagnostus spinosus

Ecology: nektonic suspension feeder

Distribution:

• Marjumian of United States (2: New York, Utah collections)

• Cambrian of Antarctica (1), China (4), Denmark (2), Greenland (1), Kazakhstan (4), Norway (1), the United Kingdom (2)

Total: 17 collections including 18 occurrences

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Specimen images are retrieved through the ePANDDA API.


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