Parent taxon: Acanthodii according to R. Denison 1979
See also Hay 1902 and Sepkoski 2002
Sister taxa: Acanthodi, Acanthodida, Acanthodiformes, Antarctonchus, Archaeacanthus, Byssacanthoides, Campylodus, Climatiida, Climatiiformes, Diplacanthi, Diplacanthiformes, Eupleurogmus, Gemuendolepis, Haplacanthus, Ischnacanthida, Ischnacanthiformes, Latviacanthus, Lupopsyroides, Lupopsyrus, Machaeracanthidae, Monopleurodus, Neoasiacanthus, Nodacosta, Nodonchus, Onchidae, Paucicanthus, Pinnacanthus, Promesacanthus, Ptychodictyon, Seretolepis, Striacanthus, Tchunacanthidae, Yealepis
Subtaxa: Homacanthus acinaciformis Homacanthus arcuatus Homacanthus delicatulus Homacanthus elegans Homacanthus gracilis Homacanthus jaekeli Homacanthus macrodus Homacanthus microdus Homacanthus parvulus Homacanthus sveteensis
Ecology: nektonic carnivore
Distribution:
• Carboniferous of the United Kingdom (2 collections), United States (1: Iowa)
• Devonian of Estonia (1), United States (1: Pennsylvania)
Total: 5 collections including 7 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.