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New record of Meoma ventricosa grandis GRAY, 1851 (Echinodermata: Equinoidea, Brissidae) from the lower Pliocene of Baja Califronia, Mexico
A single specimen of the species Meoma ventricosa grandis GRAY, 1851, from the lower Pliocene-Marcos Formation beds of Carmen Island in the Gulf of California was studied. It constitutes a new fossilExpand
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