MolluscaBase taxon details
original description
Rohr, D. M.; Johns, R. A. (1990). First occurrence of <i>Oriostoma</i> (Gastropoda) from the Middle Ordovician. <em>Journal of Paleontology.</em> 64(5): 732-735., available online at https://doi.org/10.1017/s0022336000018953 [details]
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