Belongs to Gnathacanthus according to A. S. Woodward 1891
Sister taxa: Physonemus arcuatus, Physonemus asper, Physonemus carinatus, Physonemus gemmatus, Physonemus gigas, Physonemus gigii, Physonemus hamuspiscatorius, Physonemus mirabilis, Physonemus pandatus, Physonemus stellatus, Physonemus striatus, Physonemus subteres, Gnathacanthus triangularis, Batacanthus necis, Batacanthus stellatus, Batacanthus baculiformis, Xystracanthus reversus, Xystracanthus acinaciformis, Xystracanthus anceps, Xystracanthus major, Xystracanthus gracilis, Xystracanthus giganteus, Xystracanthus mirabilis
Type specimen: BMNH P.2892, a partial skeleton. Its type locality is Armagh, Ireland (BMNH), which is in a Mississippian marine limestone in the United Kingdom.
Ecology: nektonic carnivore
Distribution: found only at Armagh, Ireland (BMNH)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.