†family Culmacanthidae Long 1983 (spiny fish)
Chondrichthyes - Climatiiformes - Culmacanthidae
Parent taxon: Climatiiformes according to J. A. Long 1983
See also Nelson et al. 2016
Sister taxa: Brochoadmonidae, Cassidiceps, Climatiidae, Gyracanthidae, Hanilepis, Kathemacanthus, Pruemolepis
Subtaxa: Culmacanthus
Ecology: nektonic carnivore
Distribution:
• Devonian of Antarctica (1 collection), Australia (2)
Total: 3 collections each including a single occurrence