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Creatures » Cellular Organisms » Eukaryotes » Opisthokonts » Animal » Bilateria » Deuterostomes » Echinoderms » "Starfish, Brittle Stars, And Basket Stars" » Sea Stars » Valvatacea » Paxillosida » Astropectinidae » Persephonaster «

Persephonaster leptactis H. L. Clark 1941

mineralized skeleton contains

Mineralogy
high-magnesium calcite
URI: http://eol.org/schema/terms/highMgCalcite

Definition: Calcium carbonate minerals containing high proportions of magnesium ions. At least 8 mole-% MgCO3.

Attribution: http://paleodb.org/public/tips/ecology_tips.html

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