| Carcharias taurus Rafinesque, 1810: Sirowani, Sand tiger shark |
| Hypotodus verticalis / Carcharias hopei (Agassiz 1843): Early Eocene (Ypresian), Fisher/ Sullivan Site, Nanjemoy Formation, Stafford County, Virginia, |
| Hypotodus verticalis/ Carcharias hopei (Agassiz 1843): Paleocene (Thanetian), Templeuve near Lille, France |
| Ref., Cappetta, H & Nolf, D, 2005 Bulletin de l'institut Royal des Sciences Naturelles de Belgique, Sciences de la Terre 75:237-266. |
| Cutting edges of the specimens. Left; C. taurus, right; H. verticalis |
20111017 Fumio Nakagawa