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Showing results for tags 'maybe placenticeras'.
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The other day I bought a set of ammonites from a dealer who was selling off specimens from an old collection. Two of the ammonites were labeled, probably correctly, as the Triassic species Ceratites nodosus and Acanthoceratites spinosus. A third specimen was also labeled as a ceratitid, but it is clearly different. For example the suture line is not at all ceratites-like, and is definitely an ammonite. To my eye several features suggest Placenticeras, a late Cretaceous genus. These include a flat venter with alternating clavi (elongated nodes), nodes at about mid flank, possible faint umb
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- possibly european source
- misidentified
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