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Taxonomy
Frigidocardium was named by Habe (1951) [Sepkoski's age data: T Mi-m R Sepkoski's reference number: 1112]. It is extant. Its type is Cardium eos.
It was reranked as Nemocardium (Frigidocardium) by Schneider (1995).
It was assigned to Cardiidae by Lamprell and Whitehead (1992); to Nemocardium by Schneider (1995); to Veneroida by Sepkoski (2002); and to Protocardiinae by Vokes (1980) and Poutiers (2006).
It was reranked as Nemocardium (Frigidocardium) by Schneider (1995).
It was assigned to Cardiidae by Lamprell and Whitehead (1992); to Nemocardium by Schneider (1995); to Veneroida by Sepkoski (2002); and to Protocardiinae by Vokes (1980) and Poutiers (2006).
Synonymy list
Year | Name and author |
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1951 | Frigidocardium Habe |
1980 | Frigidocardium Vokes p. 128 |
1992 | Frigidocardium Lamprell and Whitehead p. 70 |
1995 | Nemocardium (Frigidocardium) Schneider p. 339 |
2002 | Frigidocardium Sepkoski |
2006 | Frigidocardium Poutiers p. 637 |
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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. Frigidocardium Habe 1951
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Frigidocardium centumliratum Melvill 1907
†Frigidocardium eos Kuroda 1929
Frigidocardium exasperatum Sowerby II 1841
Frigidocardium helios Ter Poorten 2009
Frigidocardium iris Huber and Ter Poorten 2007
Frigidocardium kiranum Sakurai and Habe 1966
Frigidocardium sancticaroli Ter Poorten 2009
Frigidocardium torresi Smith 1885
Frigidocardium valdentatum Poutiers 2006
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: one only
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Late/Upper Pleistocene | Japan | Cardium exasperatum (88886) |