Heterodontus
ver. 1.0
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Order Heterodontiformes BERG, 1937
Family Heterodontidae GRAY, 1851
Heterodontus BLAINVILLE, 1816
Oligocene
Ashiya Group, Ainoshima Kitakyusyu-shi, Japan

14.2 mm W

11.5 mm W
................
7 mm W
..................... .......................................................
..................
5.9 mm W
Shiramizu Group, Akai, Fukushima prefecture

8.3 mm W

6 mm W

11 mm W
Pliocene
Naarai Formation, Choshi-shi Chiba prefecture,
Japan

24 mm W
......................
.7.5 mm W
Kakegawa Group, Dainichi Formation, Kakegawa, Shizuoka prefecture

13.5 mm W


6 mm W........................................................... 4.8 mm W
Shimaziri Group, Okinawa prefecture

6 mm W
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Cretaceous

11 mm W
H. polydictios (akaPseudoheterodontus polydictios)
Cenomanian
Nugaity Western Kazakhstan
Eocene

5 mm W
Hetrodontus sp.
Eocene
Ouled Abdoun Basun, Morocco, North Africa

7.2 mm W

4.6 mm W
H. vincenti
Lede Formation & Lakeniaan gravel Oosterzele
Quarry, Belgium

8 mm W

8 mm W
Hetrodontus sp
Orangeburg Formation Harleyville S.C.
Miocene

7.6 mm W
Hetrodontus sp.
Bakersfield

Extant H. japonicus
immature and mature teeth, lower Jaw
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