Chondrichthyes - Climatiiformes
Parent taxon: Acanthodii according to J. S. Nelson et al. 2016
See also Dineley and Metcalf 1999, Long 2011 and Sepkoski 2002
Sister taxa: Acanthodi, Acanthodida, Acanthodiformes, Antarctonchus, Archaeacanthus, Byssacanthoides, Campylodus, Climatiida, Diplacanthi, Diplacanthiformes, Eupleurogmus, Euthacanthidae, Gemuendolepis, Haplacanthus, Homacanthus, Ischnacanthida, Ischnacanthiformes, Lupopsyroides, Lupopsyrus, Machaeracanthidae, Monopleurodus, Nodacosta, Nodonchus, Onchus, Parexus, Paucicanthus, Pinnacanthus, Promesacanthus, Ptychodictyon, Seretolepis, Sinacanthus, Striacanthus, Tetanopsyrus, Yealepis
Subtaxa: Brochoadmonidae Cassidiceps Climatiidae Culmacanthidae Gyracanthidae Hanilepis Kathemacanthus Pruemolepis
Ecology: nektonic carnivore
Distribution:
• Carboniferous of Canada (1: Nova Scotia collection), the United Kingdom (4), United States (1: West Virginia)
• Devonian of Belarus (1), Bolivia (1), Canada (1: Nova Scotia), China (1), Colombia (1), Estonia (3), France (1), Iran (1), Latvia (2), New Zealand (1), the Russian Federation (10), South Africa (1), the United Kingdom (2), United States (7: Nevada)
• Silurian of Canada (1: Northwest Territories), China (4), Estonia (9), Sweden (1)
Total: 54 collections including 87 occurrences