| Order Lamniformes BERG, 1958 |
| Family Otodontidae GLÜCKMAN, 1964 |
| Genus Otodus AGASSIZ 1843 |
| Otodus obliquus AGASSIZ, 1843: Early Eocene(Ypresian), London Clay, Burnham-on-Crouch, Essex |
| Otodus obliquus AGASSIZ, 1843: Paleocene (Thanetian), Aquia Formation, Paspotansa menber, Belevidere Beach, King Georges County, Virginia |
| Otodus mugodzharicus ZHELEZKO, 1999: Early Eocene (Ypresian), Aktologay, Mangyshlak, W. Kazakhstan |
| Otodus aksuaticus (MENNER, 1928)/ O. subserratus: Early Eocene (Ypresian), Aktologay, Mangyshlak, W. Kazakhstan |
| Otodus minor mediavus (LERICHE, 1942): Paleocene (Selandian), Berdeyka, Volgograd Region, Volga Area, Russia. |
| Ref., Elasmobranchii and Palaeogene Biostratigraphy of Trans Urals and
Central Asia, Materials on Stratigraphy and Paleontology of the Urals vol.
3: Russian Academy of Sciences Urals Branch Victor I. ZHELEZKO, Vladimir A. KOZLOV |
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