[ Top ] [ Japanese ]

Sphyrnidae gen. et al. indet., Hammerhead shark(s)

family Sphyrnidae Bonaparte, 1840

• Modern species: early Eocene - Present (55.8 - 0.0 Ma)

• Classification
• kingdom Animalia, phylum Chordata, class Elasmobranchii, order Carcharhiniformes

• Distribution
• Miocene: Ishikawa, Gifu