Conulariid soft parts replicated in silica from the Scotch Grove Formation (lower Middle Silurian) of east-central Iowa
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DOI: 10.1017/jpa.2023.6
Abstract: Two specimens of Metaconularia manni (Roy, 1935) from the lower Middle Silurian Scotch Grove Formation (eastern Iowa) exhibit well-defined, relict soft parts replicated in silica. One of these specimens bears phosphatic periderm, whereas the other… read more here.
Keywords: middle silurian; grove formation; lower middle; conulariid ... See more keywords