Belongs to Physonemus according to C. R. Eastman 1903
See also Hay 1902, Lund 1986, M'Coy 1855 and Woodward 1891
Sister taxa: Physonemus asper, Physonemus carinatus, Physonemus gemmatus, Physonemus gigas, Physonemus gigii, Physonemus hamuspiscatorius, Physonemus mirabilis, Physonemus pandatus, Physonemus stellatus, Physonemus striatus, Physonemus subteres, Batacanthus necis, Batacanthus baculiformis, Batacanthus stellatus, Gnathacanthus triangularis, Gnathacanthus striatus, Xystracanthus mirabilis, Xystracanthus acinaciformis, Xystracanthus anceps, Xystracanthus gracilis, Xystracanthus giganteus, Xystracanthus major, Xystracanthus reversus
Ecology: nektonic carnivore
Distribution:
• Carboniferous of the United Kingdom (2 collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.