Tylosaurid – Tooth of Hainosaurus boubker – 4.31 cm – An...

For sale an exceptional fossil tooth of very high interest for both advanced collectors and the scientific field: a tooth from Hainosaurus boubker, a gigantic mosasaur belonging to the tylosaurine subfamily (Tylosaurinae). Paleontological rarity note: Tylosaur remains are extraordinarily rare and scarce in deposits in North Africa. This specimen in particular represents an evolutionary lineage that has not yet been formally described in depth in the scientific literature for this region, which makes this tooth a highly coveted piece and a museum-grade addition for any collection of marine reptiles. Fossil Technical Data • Species: Hainosaurus boubker (Tylosaurine Mosasaur) • Era / Period: Late Cretaceous (Maastrichtian), about 72.1 million years ago. • Geologic formation: Ouled Aboun Basin. • Provenance: Oued Zem, Khouribga Region, Morocco. • Exact size: 43.18 mm (4.31 cm) in maximum length, certified by a precision digital caliper (as shown in the photographs). Condition and Details • Morphology: The tooth shows magnificent preservation, with a very aesthetically clear tone. It stands out for its slender shape and slight inward curvature, typical of ambush predators adapted to gripping large prey.

Estimate:$5.6

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