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 baculiformis, Batacanthus necis, Batacanthus stellatus, Xystracanthus anceps, Xystracanthus major, Xystracanthus gracilis, Xystracanthus acinaciformis, Xystracanthus mirabilis, Xystracanthus reversus, Xystracanthus giganteus, Gnathacanthus striatus, Gnathacanthus triangularis
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.