Parent taxon: Acanthodii according to R. Denison 1979
See also Jordan 1963 and Sepkoski 2002
Sister taxa: Acanthodi, Acanthodida, Acanthodiformes, Antarctonchus, Archaeacanthus, Byssacanthoides, Campylodus, Climatiida, Climatiiformes, Diplacanthi, Diplacanthiformes, Eupleurogmus, Euthacanthidae, Gemuendolepis, Homacanthus, Ischnacanthida, Ischnacanthiformes, Lupopsyroides, Lupopsyrus, Machaeracanthidae, Monopleurodus, Nodacosta, Nodonchus, Onchus, Parexus, Paucicanthus, Pinnacanthus, Promesacanthus, Ptychodictyon, Seretolepis, Sinacanthus, Striacanthus, Tetanopsyrus, Yealepis
Subtaxa: Haplacanthus ehrmanensis Haplacanthus marginalis Haplacanthus perseensis
Ecology: nektonic carnivore
Distribution:
• Devonian of Belarus (2 collections), Latvia (2), the Russian Federation (1)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.