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  1. Tropaeum - Australia - The Fossil Forum

    Jan 28, 2025 · An ammonite from the Toolebuc Formation. There are several species, including T. australis and T. jacki. I believe this to be T. australis.

  2. Russian Lower/Middle Volgian ammonites - The Fossil Forum

    Dec 5, 2023 · Lower Volgian fossils in European Russia are scarce (washed out), inflated ammonites are present in Orenburg and sometimes Ulyanovsk. They are from 3 ammonite zones defined by …

  3. Texas Cretaceous Fossils: Ammonites and Nautiloids

    Apr 10, 2024 · This is a category showcasing member collectionsA variety of Cretaceous Fossils found in Texas: Ammonites and Nautiloids. From a variety of Formations: Glen Rose, Walnut, Georgetown, …

  4. The Zones Of Austrotrachyceras Austriacum And Trachyceras Aonoides

    Apr 26, 2011 · Written by Andreas Spatzenegger Dear Fossil Forum members! This report will introduce you to the ammonite-zones of Trachyceras aonoides and Trachyceras austriacum within the Hallstatt …

  5. Russian Upper Volgian ammonites - The Fossil Forum

    Sep 3, 2021 · This is a category showcasing member collectionsThank you, I'll be posting here my best Late Jurassic ammonites, zone by zone. I forgot to mention the stratigraphy: Late Volgian comprises …

  6. Cleoniceras cleon Ammonite a.jpg - Member Collections - The Fossil …

    Nov 27, 2017 · Cleoniceras cleon Ammonite Madagascar TIME PERIOD: Cretaceous Period (150 Million Years) Cleoniceras is a rather involute, high-whorled hoplitid from the Lower to basal Middle …

  7. Small Ceratite Ammonoid - Timor 1.JPG

    Jun 8, 2018 · Ceratites Ammonoid Timor, Indonesia Probably Permian (298.9-251.902 million years ago) Ceratites ("Horn Stone") is an extinct genus of ammonite cephalopods. These nektonic …

  8. Pleuroceras spinatum (Bruguière 1789) - Ammonoids - The Fossil Forum

    Sep 26, 2016 · The clay pit at Buttenheim is world-reknowned for its upper Pliensbachian ammonite fauna. It is one of, when not the best site worldwide for studying the breadth of variation and …

  9. Ammonites Of Silverado Canyon - The Fossil Forum

    Mar 5, 2014 · Found alongside of the other molluscs in the Holz Shale of Silverado Canyon in Orange County, were numerous ammonites, which represent two of the basic configurations of the ammonite …

  10. Ammonoids - Collections - The Fossil Forum

    Aug 1, 2023 · Ammonite Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Polymorphitidae Genus: Dayiceras Species: Dayiceras sp. Quiaios Formation ibex zone Eon: …