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Taxonomy
Cardium medium was named by Linnaeaus (1758). It is extant. It is the type species of Trigoniocardia (Americardia).
It was recombined as Cardium (Fragum) medium by Glenn (1904) and Olsson (1922); it was recombined as Trigoniocardia (Americardia) medium by Stewart (1930); it was recombined as Trigoniocardia media by Gardner (1943); it was recombined as Trigoniocardia (Americardia) media by Weisbord (1964); it was recombined as Americardia media by Woodring (1982), Vokes (1989) and Perrilliat and Flores-Guerrero (2011).
It was recombined as Cardium (Fragum) medium by Glenn (1904) and Olsson (1922); it was recombined as Trigoniocardia (Americardia) medium by Stewart (1930); it was recombined as Trigoniocardia media by Gardner (1943); it was recombined as Trigoniocardia (Americardia) media by Weisbord (1964); it was recombined as Americardia media by Woodring (1982), Vokes (1989) and Perrilliat and Flores-Guerrero (2011).
Synonyms
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Synonymy list
Year | Name and author |
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1758 | Cardium medium Linnaeaus |
1887 | Hemicardium columba Heilprin |
1904 | Cardium (Fragum) medium Glenn p. 322 |
1922 | Cardium (Fragum) medium Olsson p. 226 |
1930 | Trigoniocardia (Americardia) medium Stewart pp. 264 - 265 |
1943 | Trigoniocardia media Gardner |
1953 | Trigoniocardia (Americardia) columba Olsson and Harbison |
1964 | Trigoniocardia (Americardia) media Weisbord p. 265 |
1982 | Americardia media Woodring p. 642 |
1989 | Americardia media Vokes p. 122 |
2011 | Americardia media Perrilliat and Flores-Guerrero p. 390 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Americardia media Linnaeaus 1758
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Invalid names: Hemicardium columba Heilprin 1887 [synonym]
Diagnosis
No diagnoses are available