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Opsiconidion Ludvigsen 1974 (lamp shell)

Lingulata - Acrotretida - Biernatidae

PaleoDB taxon number: 26526

Alternative spelling: Opisconidion

Synonym: Caenotreta (taxon 26453)

Parent taxon: Biernatidae according to A. Williams et al. 2000

Sister taxon: Biernatia

Subtaxa: Opsiconidion praecursor

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Ecology: stationary epifaunal suspension feeder