Rhizoprionodon
ver. 1.0
| Order Carcharhiniformes Compagno, 1973 |
| Family Carcharhinidae Jordan & Everman, 1896 |
| Genus Rhizoprionodon Whitley, 1929 |
| Rhizoprionodon acutus (Rüppell, 1837): Hiragashira, Milk shark |
| Rhizoprionodon aff. acutus (Rüppell, 1837): Pliocene, Dainichi Formation, Kakegawa Group, Shizuoka Prefecture |
| Rhizoprionodon fischeuri (Joleaud 1912): Middle Mioocene (Late Langhian), Pungo River Formation, beaufort County, North Carolina |
Loxodon
ver. 1.0
| Genus Loxodon Müller and Henle, 1838 |
| Loxodon macrorhinus (Müller and Henle, 1839): Togarimezame, Sliteye shark |
Sphyrna
ver. 1.0
| Family Sphyrnidae Gill, 1872 |
| Genus Sphyrna Rafinesque, 1810 |
| Sphyrna media Springer, 1940: Scoophead |
20110929 Fumio Nakagawa