Ammonite Fossil, Found in Madagascar 240-66 Million Years Old, Devonian Period to the Cretaceous PerHeartland Artifact Auctions4.7(878)$10Apr 12, 2026
Rare Pyrite Ammonite, Lower Jurassic, Pliensbachian Stage, 190-182 million years BP. Nice PyriteHeartland Artifact Auctions4.7(878)$10Apr 19, 2026
Highly Polished Ammonite Fossil, Irridecent with Striking ColorsHeartland Artifact Auctions4.7(878)$10Apr 12, 2026
Albert de Grossouvre (1849–1932) – Paleontological Study of Ammonite SpecimensProverde Auctions4.4(55)$52 days Left
Trilobite Fossil Asaphus Raniceps from Lower Ordovician-Kunda Horizon. Excellent Condition.Crawford Family Auctions LLC4.6(204)$20(1 bid)
