Iridescent Ammonite Placenticeras (meeki) Cretaceous Pierre Shale South DakotaHouse of Craven Auction House4.3(14)$1,800(1 bid)Mar 19, 2026
Fossilized Skull of an Extinct Early Horse, Mesohippus BairdiKavanagh Auctions4.6(363)CA$50(1 bid)Mar 21, 2026
Lot of fossils, assorted rock and petrified wood from the estate collection of Charles J. Carlotti.JMW Auction Service4.6(496)$100Apr 10, 2026
