Full reference: L. Agassiz. 1837. Recherches Sur Les Poissons Fossiles. Tome III (8me, 9me livraison) viii-72
Parent taxon: Acanthodii according to R. Denison 1979
See also Agassiz 1837, Bryant 1932, Hay 1902, Jordan 1963, M'Coy 1855 and Sepkoski 2002
Sister taxa: Acanthodi, Acanthodida, Acanthodiformes, Antarctonchus, Archaeacanthus, Byssacanthoides, Campylodus, Climatiida, Climatiiformes, Diplacanthi, Diplacanthiformes, Eupleurogmus, Euthacanthidae, Gemuendolepis, Haplacanthus, Homacanthus, Ischnacanthida, Ischnacanthiformes, Lupopsyroides, Lupopsyrus, Machaeracanthidae, Monopleurodus, Nodacosta, Nodonchus, Parexus, Paucicanthus, Pinnacanthus, Promesacanthus, Ptychodictyon, Seretolepis, Sinacanthus, Striacanthus, Tetanopsyrus, Yealepis
Subtaxa: Onchus arcuatus Onchus besomensis Onchus clintoni Onchus granulatus Onchus graptolitarum Onchus hamatus Onchus latus Onchus major Onchus murchisoni Onchus overathensis Onchus penetrans Onchus pennsylvanicus Onchus rarus Onchus rectus Onchus semistriatus Onchus siluricus Onchus sublaevis Onchus tenuistriatus Onchus verus Onchus wheathillensis
Ecology: nektonic carnivore
Distribution:
• Permian of the Russian Federation (1 collection)
• Devonian of Bolivia (1), Canada (1: Nova Scotia), the United Kingdom (1), United States (2: Ohio, Wyoming)
• Silurian of the Czech Republic (1), Estonia (3), the United Kingdom (2)
Total: 12 collections including 17 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.