Fossil Ammonite 408 to 65 Million Years Old Paleozoic to Mesozoic EraHeartland Artifact Auctions4.7(867)$10(1 bid)Feb 15, 2026
Ammonite Fossil Found In Madagascar 240-66 Million Years Old Devonian Period To The CretaceousHeartland Artifact Auctions4.7(867)$10Feb 15, 2026
Big Whole Sutured and Polished AMMONITE Fossil from MadagascarWestern Sportsman LLC4.5(79)$60(9 bids)
Big Whole Sutured and Polished AMMONITE Fossil from MadagascarWestern Sportsman LLC4.5(79)$80(17 bids)
SoldLARGE SPLIT AMMONITE FOSSILLARGE SPLIT AMMONITE FOSSIL - (F271) - 3LBS Height: 6 in. by Width: 7 in. by Depth: 0.75See Sold Price
SoldLarge Split Ammonite Fossil PairLarge split ammonite fossil pair from Madagascar. Each side is 6" x 7" x .75". 1,192 grams.See Sold Price
SoldLarge Split Ammonite Fossil PairLarge split ammonite fossil pair from Madagascar. Each side is 6.5" x 8" x 1". 1,890 grams.See Sold Price
SoldSPLIT PAIR OF AMMONITE FOSSILS, NICE LARGE COLORFULSPLIT PAIR OF AMMONITE FOSSILS, NICE LARGE COLORFUL EXAMPLESSee Sold Price
SoldSPLIT PAIR OF AMMONITE FOSSILS, NICE LARGE COLORFULSPLIT PAIR OF AMMONITE FOSSILS, NICE LARGE COLORFUL EXAMPLESSee Sold Price
SoldNatural 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
SoldBeautiful Pair of Polished Ammonite FossilsThe Large one is 3 1/8" x 3". The small one is a little larger than a quarter and is split in half, and then polished. These beautiful Ammonites are from Canada.See Sold Price
SoldLarge ammonite fossil specimen, ex PhillipsLarge ammonite fossil specimen, ex Phillips, Cretaceous Period, North America, likely the Bearpaw formation, opalescent ammonite (Placenticeras meeki) with fiery iridescent Ammolite, 21"h x 22"w x 5"dSee Sold Price
SoldLarge Ammonite fossil specimenLarge Ammonite fossil specimen, Mounted on patinated metal stand, 14.5"h x 18"w (fossil), 17"h (incl. stand)See Sold Price
SoldLarge Ammonite Fossil SpecimenLarge Ammonite Fossil Specimen, median-line cut with quartz crystal inclusions. 13.75" L x 11.5" W x 3" D. Keywords: Fossils, Mineral specimens, Jurassic, CretaceousSee Sold Price
SoldLARGE AMMONITE FOSSILLARGE AMMONITE FOSSIL. Height: 5 in. by Width: 21 in. by Depth: 14 INSee Sold Price
SoldMadagascar Split Ammonite Fossil w/ Crystal FormationsEast Africa, Madagascar, Jurassic to Cretaceous period, ca. 200 to 66 million years ago. A cut and polished half of an ammonite fossil, revealing the natural and fascinating interior whorl patterns anSee Sold Price
Sold(2) LARGE AMMONITE FOSSIL HALVESDimensions: L 8.75" x W 7.5" x D 1" Condition: Showing light wear consistent with age and display including a few nicks to edges, natural surface imperfections and hairlines.See Sold Price
SoldPOLISHED SPLIT AMMONITE FOSSIL PAIRPOLISHED SPLIT AMMONITE FOSSIL PAIR. .6 LBS. Height: 5 in. by Width: 6 in. by Depth: .50 in.See Sold Price
SoldPOLISHED SPLIT AMMONITE FOSSIL PAIRPOLISHED SPLIT AMMONITE FOSSIL PAIR - (F231) Height: 5 in. by Width: 5.5 in. by Depth: 1.25 in.See Sold Price
SoldLarge Ammonite Fossil On StandStunning ammonite fossil on stand. Size: see photo Provenance: From the lifetime collection of an Oreland, Pennsylvania private estate. Shipping Options: You may request shipping quotes from any one oSee Sold Price
SoldLarge Ammonite Fossil Specimen - Mesozoic Era.Large Ammonite Fossil Specimen - Mesozoic Era. Fossilized specimen with 4 ammonites and one oblong fossil. Polished invertebrate specimens with roughened background stone. 24 1/2" L x 15" W.See Sold Price
SoldSplit Ammonite Fossil PairSplit ammonite fossil pair from Madagascar. Each side is 5.5" x 6.5" x .6". 958 grams.See Sold Price
SoldPOLISHED SPLIT AMMONITE FOSSIL PAIRPOLISHED SPLIT AMMONITE FOSSIL PAIR - (F224) - 1.2LBS Height: 5 in. by Width: 6 in. by Depth: 0.50See Sold Price
SoldVINTAGE STERLING SILVER LARGE AMMONITE FOSSIL RINGVINTAGE FOSSIL STERLING SILVER RINGSterling silver large ammonite fossil ringSize 10Ring head Measures 0.98" L x 0.81" W Vintage, Pre-owned, in good condition for its age, please refer to picsDue to aSee Sold Price
SoldNatural Large Ammonite FossilNatural Large Ammonite Fossil. 4 inches x 16 inches x 14 inchesSee Sold Price
SoldSplit Ammonite Fossil PairSplit ammonite fossil pair from Madagascar. Each half is 4.5" x 5.5" x .6". 596 grams total weight.See Sold Price
SoldLarge Ammonite FossilLarge Ammonite FossilContinentalThis is a fossil of an ammonite embedded in matrix stone. The specimen displays prominent ribbing.H: 3 1/2" W: 11 1/2"See Sold Price