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Taxonomy
Lyrocardium was named by Meek (1876) [Sepkoski's age data: T Mi R Sepkoski's reference number: 1112]. It is extant.
It was reranked as Nemocardium (Lyrocardium) by Schneider (1995) and Kosnik (2002).
It was assigned to Protocardiinae by Vokes (1980); to Nemocardium by Schneider (1995) and Kosnik (2002); and to Veneroida by Sepkoski (2002).
It was reranked as Nemocardium (Lyrocardium) by Schneider (1995) and Kosnik (2002).
It was assigned to Protocardiinae by Vokes (1980); to Nemocardium by Schneider (1995) and Kosnik (2002); and to Veneroida by Sepkoski (2002).
Species
Synonymy list
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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.
G. Lyrocardium Meek 1876
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Lyrocardium aurantiacum Adams and Reeve 1850
Lyrocardium lyratum Sowerby II 1940
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Todd 2001, Aberhan et al. 2004 | |||||
Age range
Maximum range based only on fossils: Late/Upper Pleistocene or 0.12900 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 0.0117 Ma
Minimum age of oldest fossil (stem group age): 0.0117 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pleistocene | Egypt | Cardium lyratum (101634) | |
| Late/Upper Pleistocene | Japan | Cardium lyratum (88886) | |
| Late/Upper Pleistocene | Djibouti | Cardium lyratum (96787) |