†Psammosteus Agassiz 1844 (jawless fish)
Click image to enlarge. Click to access iDigBio record.
Pteraspidomorpha - Pteraspidiformes - Psammosteidae
Parent taxon: Psammosteidae according to E. Randle and R. S. Sansom 2017
See also Jordan 1963 and Moloshnikov 2009
Sister taxa: Acanthaspis, Drepanaspis, Dyptychosteus, Oredezhosteus, Placosteus, Pycnosteus
Subtaxa: Psammosteus arenatus Psammosteus granulatus Psammosteus maeandrinus Psammosteus paradoxus Psammosteus praecursor Psammosteus vermicularis
Ecology:
Distribution:
• Pennsylvanian of Ireland (1 collection), the United Kingdom (1)
• Devonian of Belarus (2), Estonia (1), the Russian Federation (6)
Total: 11 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.