Sold2016Perisphinctes boweni ammonite Fossil Jurassic PeriodPerisphinctes boweni ammonite Fossil Jurassic Period .This is a classic lower Jurassic ammonite fossil from Madagascar of the genus Perisphinctes. It's 3.5" wide and preserves the distinctive ridges oSee Sold Price
Sold2021Perisphinctes Fossil Ammonite GroupJurassic Period, 199-145 million years BP. A group of three fossil Perisphinctes sp. ammonites with much of the original shell material remaining. 380 grams total, 68-76mm (2 3/4 - 3"). From an East ASee Sold Price
Sold2017Perisphinctes Fossil AmmoniteJurassic Period, 199-145 million years BP. A fine example of the ammonite Perisphinctes sp. with much of the original shell material remaining, in old white card tray with old label reading: 'AMMONITESee Sold Price
Sold2017Perisphinctes Fossil AmmoniteJurassic Period, 199-145 million years BP. A fine example of the ammonite Perisphinctes sp. with much of the original shell material remaining, in white card tray. 188 grams, 83mm (3 1/4"). From a hisSee Sold Price
Sold2021A COLLECTION OF JURASSIC PERIOD AMMONITE FOSSILSAmmonite Perisphinctes collected near the Tulear Province of Madagascar. Measure 4.50 to 7 diameter. Provenance: The estate of Glenda St. John. We happily provide seamless in-house packing and shippinSee Sold Price
Sold2022Fossil Ammonite GroupJurassic Period, circa 170 million years B.P. A pair of Perisphinctes sp. fossil ammonites; held in white card collector's trays. 348 grams total, 79-84 mm (3 - 3 1/4 in.). Mineral Imports, London, UKSee Sold Price
Sold2022Fossil Ammonite PairJurassic Period, circa 150 million years B.P. A pair of Perisphinctes sp. fossil ammonites, each held in a white card collector's tray with accompanying Gregory, Bottley and Lloyd identification labelSee Sold Price
Sold2023Natural History - Complete Fossil AmmoniteJurassic Period, 199-145 million years B.P. Perisphinctes sp. with much of the original shell material remaining, in old white card tray with old label reading: 'AMMONITE Perisphinctes sp., Mid JurassSee Sold Price
Sold2021Petrified Nautilus Ammonite Fossil Large DevonianPetrified Nautilus Ammonite Fossil Large Devonian Jurassic Period Polished Specimen Approximately 7 5/8 x 1 3/4 x 6 inches.See Sold Price
Sold2018Ancient Jurassic period ammonite fossil on stand.Ancient Jurassic period ammonite fossil on stand. Height: 6 inchesSee Sold Price
Sold2024Natural Ammonite Shell Jurassic Period Fossil 3pcIncludes a total of three (3) ammonite Jurassic period shelled cephalopods. Each with its unique and distinctive spiral shell design. Two (2) with a smooth polished finish to the top area. Measure froSee Sold Price
Sold2024Prehistoric Fossil Ammonite SpecimenPrehistoric fossil Ammonite specimen, from the Jurassic Period about 200 million years ago. Morocco origin. 1 1/4" X 1 1/2". Comes with 2 3/4" square display case.See Sold Price
Sold2023Huge Prehistoric Ammonite Fossil**This item is heavy/oversized and will require 3rd party shipping. Please inquire about shipping cost prior to bidding.** Ancient Seas, late Jurassic period, ca. 160 to 154 million years ago. A largeSee Sold Price
Sold2015Natural History - Ammonite FossilUpper Jurassic Period, 170 million years BP. A Harpoceras elegans ammonite from Somerset, UK; mounted on a custom-made stand. 540 grams, 16.5cm including stand (6 1/2"). Property of a Lincolnshire, UKSee Sold Price
Sold2019Somerset Polished Ammonite FossilJurassic Period, 199-145 million years BP. A fossil ammonite in limestone matrix, upper face polished for display. 707 grams, 13.5cm (5 1/4"). From an old Hampshire collection; from Jurassic Coast, LySee Sold Price
Sold2017Natural History - Polished Ammonite Fossil SpecimenJurassic Period, 200-145 million years BP. A sawn and polished pair of ammonite halves from Madagascar, showing its inner chambered structure, in an old white card tray with label reading: 'AMMONITE,See Sold Price
Sold2021Stunning Opalized Ammonite Fossils w/ Pyrite**First Time At Auction** Ancient seas, Russia, Jurassic period, 201.3 to 145 Million years ago. A stunning collection of 8 ammonite fossils from the Quenstedtoceras genus that have been grouped to foSee 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
Sold2021Fossil AmmoniteJurassic Period, 200-145 million years BP. A free-standing matrix with a large Aegasteroceras sp. ammonite fossil from the Frodingham Ironstone Formation. 955 grams total, 12.3cm (5"). From an East AnSee Sold Price
Sold2022Polished Fossil Whitby Ammonite CollectionJurassic Period, 199-145 million years B.P. A group of three polished Whitby ammonite fossils. 277 grams total, 61-70 mm (2 3/8 - 2 3/4 in.). From Whitby, Dorset, UK. From a Lincolnshire, UK, collectiSee Sold Price
Sold2017Pair Speetoniceras Ammonites with Drusy PyriteRussian, Jurassic Period. A pair of median-line cut Speetoniceras versicolor ammonite fossils, each displayed in cross section on a polished concretion; inner chambers with drusy pyrite crystals. EachSee Sold Price
Sold2023Natural History - Fossil Ammonite GroupJurassic Period, circa 200 million years B.P. Promicroceras planicosta with iron stained surface giving a beautiful contrast in colour, from the Lower Lias, Obtusum Zone. 42.53 grams, 67 mm (2 3/5 in.See Sold Price
Sold2023Natural History - Polished Fossil Ammonite PlateJurassic Period, circa 199-145 million years B.P. A composite plate containing a large number of variously sized ammonites, polished upper face. 835 grams, 24.7 cm (9 3/4 in.). From Madagascar. From aSee Sold Price
Sold2021FOSSIL; AMMONITE PLEUROCERAS SBINATUS (Pyrite Replace):FOSSIL; AMMONITE PLEUROCERAS SBINATUS (Pyrite Replacement): Lisa Formation, Lower Jurassic Period. Lisa Formation Untersturmig, Germany. Gilded Appearance is Natural from Pyrite. 2" Diameter. (80-160)See Sold Price