Big Snowy group conularids, echinoderms, and brachiopods. Central Montana. n.d. Published as plate 4 in U.S.
Dates
Date Taken
1962
Summary
Big Snowy group conularids, echinoderms, and brachiopods. Central Montana. n.d. Published as plate 4 in U.S. Geological Survey. Professional paper 348. 1962.
Summary
Big Snowy group conularids, echinoderms, and brachiopods. Central Montana. n.d. Published as plate 4 in U.S. Geological Survey. Professional paper 348. 1962.
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