Sold2023Massive Fossilized Jurassic Pyritized Ammonite in ShaleWestern Europe, Stuttgart, Germany, Holzmaden Black Shale Formation, Jurassic period, ca. 200 million years ago. A gorgeous and large ammonite shell within a large stone slab that not only fossilizedSee Sold Price
Sold2023Large Jurassic Fossilized Arietites AmmoniteWestern Europe, Germany, Jurassic period, ca. 183 to 175.6 million years ago. A superb ammonite fossil (Arietites sp.) with excellent shell structure - prominent ribs and some suture patterning! The sSee Sold Price
Sold2018Ammonite Fossil: Asteroceras ObtusumFine and very attractive Fossilized whole Ammonite. Jurassic era, found in Scunthorpe England. Excellent Condition. 23cm x 20cm x 6cm deep.See Sold Price
Sold2023Jurassic / Cretaceous Fossilized Ammonite**Originally Listed At $500** East Africa, Madagascar, Jurassic to Cretaceous period, ca. 200 to 66 million years ago. A superb, fossilized ammonite that is fully excavated from the sediment with a loSee Sold Price
Sold2022Large Fossilized Ammonite Placenticeras Meeki in MatrixNorth America, United States, South Dakota, Pennington County, Cheyenne River, Pierre Shale Formation, Lower Cretaceous, 100.5 to 66 million years ago. A superb, fossilized ammonite of the PlacenticerSee Sold Price
Sold2015RARE AND SCULPTURAL AMMONITE CLUSTERRARE AND SCULPTURAL AMMONITE CLUSTERPleuroceras spinatumJurassicUntersturmig, Bavaria, GermanyThis is a lovely towering cluster of gently pyritized ammonites from southern Germany. Comprising innumeraSee Sold Price
Sold2024Natural History Fossilized Ammonite Shell SpecimenThe remains of an extinct marine creature from the Jurassic period fossilized in limestone. This Nautilus style shell form features a tight spiral and ribbed exterior. Total weight ~ 2470 grams. No apSee Sold Price
Sold202439 Ammonite & Snail Shell Fossils, Pyritized & OpalizedNorth Africa, Morocco, Devonian to Cretaceous, ca. 409 to 66 million years ago. A stunning collection of 38 ammonite fossils that not only fossilized but many have pyritized and opalized forming a shiSee Sold Price
Sold2024Fossilized Shell Fragments Baculite Ammonites**Originally Listed At $650** Ancient Seas, North America, South Dakota, Pennington County, Cheyenne River, Pierre Shale Formation, Cretaceous Period, ca. 83.6 to 72.1 million years ago. A collectionSee Sold Price
Sold2018Natural History - Whitby Dac Fossil AmmoniteLower Jurassic Period, Toarcian Stage, Grey Shales, 180 million years BP. A fossil ammonite Dactylioceras sp., within a small shale pebble, including the upper mould portion. 303 grams total, 63-75mmSee Sold Price
Sold2023Huge double ammonite fossil specimenHuge double ammonite fossil specimen, Two beautifully preserved fossilized spiral shells on shale, mounted on natural stone base and slate plinth, 17"h x 14"l x 10"w (total), 12"dia x 7"d (larger), 7"See Sold Price
Sold2023Large Fossilized Ammonite Shell w/ Sutures**Originally Listed At $1000** Ancient Seas, Jurassic to Cretaceous period, ca. 200 to 66 million years ago. A fossilized ammonite that is nearly fully excavated from the stone it fossilized in, someSee Sold Price
Sold2022Large Fossilized Ammonite - QuenstedtocerasWestern Europe, late Jurassic period, ca. 160 to 154 million years ago. A large, fossilized ammonite shell in limestone from the Quenstedtoceras genus, known for the tight spiral and ribbed exterior.See Sold Price
Sold2022'Whitby Dac' Fossil Ammonite NoduleJurassic Period, circa 180 million years B.P. Two halves of a fossil Dactylioceras sp. within a small shale pebble; held in a white card collector's tray. 123 grams total, 55-57 mm (2 1/8 - 2 1/4 in.)See Sold Price
Sold2022Fossilized Thrissops Fish & Ammonites in MatrixNorthwestern Europe, England, Weymouth, Lower Oxfordian / Kimmeridgian Formation, Late Jurassic, ca. 163.5 to 157.3 million years ago. A stunning fossil from a carnivorous fish, Thrissops, within a laSee Sold Price
Sold2019Natural History - Large Whitby FossilLower Jurassic, Toarcian Stage, Upper Lias, Grey Shales, 199-175 million years BP. A large split Dactylioceras commune ammonite nodule, showing both positive and negative aspects, from Whitby, UK. 632See Sold Price
Sold2023Fossilized Ammonite Shell w/ Fiery Iridescent AmmoliteNorth America, Canada, Alberta, Bearpaw formation, late Cretaceous, ca. 71 million years ago. A beautiful ammonite fossil has formed a fiery iridescence across the surface known as ammolite- an exceedSee Sold Price
Sold2018Fossilized Ammonite SpecimenMounted on rectangular base. [25 3/4 x 18 x 6 inches overall including stand].See Sold Price
Sold2022Rare Fossilized Ammonite Open Coil HeteromorphNorth Africa, Morocco, Mid-Cretaceous period, ca. 112 to 99.6 million years ago. A superb and aesthetically pleasing fossilized heteromorph ammonite, that was fully excavated- apart from some of the lSee Sold Price
Sold2023Large Fossilized Ammonite ClusterLarge Fossilized Ammonite Cluster Display Panel on Stand the museum-quality cluster displayed on an acrylic stand, panel h. 48", w. 32", stand h. 65", w. 32", together with a small fossilized OrthocerSee Sold Price
Sold202312" Fossilized Ammonite Polished Quartzite FormationsEast Africa, Madagascar, Cretaceous period, ca. 145 to 66 million years ago. A superb, fossilized ammonite of the Cleaniceras genus, the tightly coiled shell is fully excavated from the sediment and pSee Sold Price
Sold2017Large / Heavy Fossilized Ammonite on StandAncient Seas, ca. 400 million years ago. A large fossilized ammonite, an extinct marine mollusk that was related to the living coleoid family, including octopus and squid. The fossilized rock has a crSee Sold Price
2023Ammolite Fossilized Ammonite Shell Fragments, 2 pcsNorth America, Canada, Alberta, Bearpaw formation, late Cretaceous, ca. 71 million years ago. Two fragments from fossilized ammonite shells with shimmering hues due to the formation of ammolite. AmmolSee Sold Price
Sold2022Fossilized Ammonites Polished Jewelry Grade, 54 pairsAfrica, Madagascar, late Cretaceous, ca. 71 million years ago. A collection of 54 pairs or 108 individual fossilized ammonite shells that have been professionally sliced in half then polished on one sSee Sold Price
Featured5 days LeftJasper52Large nacreous Ammonite with prepared septum - Douvilleiceras mammillatum$750