Family Sphyrnidae Gill 1872 (hammerhead shark)
Chondrichthyes - Carchariniformes
PaleoDB taxon number: 83206
Alternative spelling: Sphyrninae
Parent taxon: Carcharhiniformes according to B. W. Kent 2018
Sister taxa: Carcharhinidae, Galeocerdidae, Hemigaleidae, Leptochariidae, Paratriakis, Proscylliidae, Protoscyliorhinus, Pseudoscyliorhinidae, Pseudotriakidae, Pterolamiops, Scyliorhinidae, Squatigaleus, Triakidae
Subtaxa: Cestrorhinus, Eusphyra, Platysqualus, Reniceps, Sphyra, Sphyrichthys, Sphyrna, Sphyrnias, Zygaena
Ecology: nektonic carnivore