Image of Asteropsis carinifera (Lamarck 1816)

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An Order Of Starfish

Valvatida Perrier 1884

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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