Joldagiroceras is a genus of orthocerids that lived during the Late Silurian, Ludlovian stage. Othoderids are nautiloid cephalopods characterized generally by long straight shells with narrow central siphuncles.
| Joldagiroceras Temporal range:
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| Genus: | Joldagiroceras
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References
edit- Jack Sepkoski's list of cephalopod genera [1]
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