Cyclostomiceras Hyatt 1900
Genus Cyclostomiceras Hyatt, 1900 Type species Gomphoceras cassinense Whitfield, 1886 from the Fort Cassin Formation (Floian) at Fort Cassin headland, Vermont, USA; by original designation. Diagnosis Gomphoceroid, breviconic orthocones with circular to depressed conch cross section; phragmocone expa...
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Zenodo
2021
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Online Access: | https://dx.doi.org/10.5281/zenodo.5793449 https://zenodo.org/record/5793449 |