Petromyzontomorphi

PaleoDB taxon number: 91451

Alternative spelling: Petromyzoniformes

Synonym: Hyperoartii (taxon 217357)

Parent taxon: Petromyzontida according to J. A. Long 2011

Sister taxa: Gilpichthyidae, Pipisciidae, Birkeniiformes, Cephalaspidiformes, Atelaspidiformes, Galeaspidiformes, Pituriaspidiformes, Cephalaspidida

Subtaxa: Euphanerops, Geotriidae, Hardistiellidae, Mayomyzon, Mayomyzontidae, Mesomyzon, Mordaciidae, Petromyzontidae, Priscomyzon

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Ecology: fast-moving nektonic carnivore