Dorsal fin spine of Hybodus sp.

Era: Mesozoic

Period: Cretaceous

Age: Cenomanian-Turonian (100.5 - 89.8 Ma)

Formation: Tegana (Red Sand)

Origin: Valley of Kem-Kem, Begaa, near Taouz, Errachidia province (Morocco)

Coordinates: 30°53'53.7"N 3°51'48.6"W

Measurements: Length 13.9 cm 5.47" / Width 1.9cm 0.75"

Weight: 29g / 0.063lb

Description: Hybodus is an extinct gender of shark that appeared at the end of the Permian, and disappeared at the beginning of the Late Cretaceous. During the Triassic