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Showing results for tags 'pseudorthoceras'.
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Pseudorthoceras is a bit of a mystery locally for me still. They are probably the most common straight shelled cephalopod I find. I also found at least one Mooreoceras. From what I understand, Mooreoceras and Pseudorthoceras are both classified under the Pseudorthoceratidae Family
Dpaul7 posted a gallery image in Members GalleryPseudorthoceras Cephalopod in matrix Chesterian Zone of the Bangor Limestone Formation in northern Alabama Mississippian Period (ca 325,000,000 years old) An extinct species of cephalopod. Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Orthocerida Family: Pseudorthoceratidae Genus: Pseudorthoceras