†family Temnodiscidae Horný 1963 (snail)

Gastropoda - Bellerophontida - Temnodiscidae

Full reference: R. J. Horný. 1963. Lower Paleozoic Bellerophontina (Gastropoda) of Bohemia. Sborník Geologickych Ved 2:57-164

Parent taxon: Bellerophontoidea according to A. N. Golikov and Y. I. Starobogatov 1975

Sister taxa: Bellerophontidae, Blodgettinotus, Bucanellidae, Bucaniidae, Cymbulariidae, Euphemitidae, Knightitidae, Plectonotidae, Pterothecidae, Sinuitidae, Thoralispira, Yochelsoniidae

Subtaxa: Alaskodiscus

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Ecology: slow-moving low-level epifaunal detritivore

Distribution:

• Chazyan of United States (1: Alabama collection)

• Ordovician of Canada (11: Ontario, Quebec, Québec), Norway (4), the United Kingdom (3), United States (37: Alaska, Illinois, Iowa, Indiana, Kentucky, Minnesota, Tennessee)

Total: 56 collections each including a single occurrence

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