Oriostoma (Gastropoda) with an in situ operculum from the Silurian of Indiana
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DOI: 10.1017/jpa.2020.103
Abstract: Abstract. A single specimen of Oriostoma globosum (von Schlotheim, 1820) from the Silurian-age (Wenlockian) Laurel Limestone in southeastern Indiana preserves a partial, multispiral operculum in situ within the aperture. Only eight specimens of in situ… read more here.
Keywords: indiana; gastropoda situ; oriostoma gastropoda; situ operculum ... See more keywords