PaleoDB taxon number: 218949
Alternative spelling: Selacha
Parent taxon: Neoselachii according to J. A. Long 2011
Sister taxa: Agaleidae, Anachronistidae, Batoidea, Batomorphii, Cretomanta, Dalatiiformes, Duffinselache, Galea, Galeomorphii, Grozonodon, Hopleacanthus, Mcmurdodontidae, Nanocetorhinus, Odontorhytis, Ostenoselachidae, Palaeocarcharidae, Protospinaciformes, Rhomaleodus, Squalea, Squalomorphii, Squatinomorphii, Synechodontiformes, Vallisia
Subtaxa: Anacoracoidei, Asterospondyli, Centrobati, Cooperodon, Ctenacanthoidei, Fortscottella, Galeomorphi, Hammondella, Heterodontoidea, Idiacanthus, Kirkella, Moreyella, Notidani, Notidanidae, Notidanoidei, Palaeosquali, Rajae, Rhinae, Rhinoraji, Scyllidae, Spinacidae, Spinacidi, Squali, Squalimorphi, Statodonti, Tectospondyli, Trirostri, Trygonidae
Ecology: nektonic carnivore