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Hedecardium

Bivalvia - Cardiida - Cardiidae

Taxonomy
Hedecardium was named by Marwick (1944) [Sepkoski's age data: T Eo-m-l T Mi-m Sepkoski's reference number: 530,728,899].

It was reranked as Vepricardium (Hedecardium) by Kachhara et al. (2011).

It was assigned to Cardiidae by Marwick (1960); to Orthocardiinae by Schneider (2002); to Veneroida by Sepkoski (2002); and to Vepricardium by Kachhara et al. (2011).

Synonymy list
YearName and author
1944Hedecardium Marwick p. 260
1960Hedecardium Marwick p. 17
2002Hedecardium Schneider p. 351 figs. Figure 25
2002Hedecardium Sepkoski, Jr.
2011Vepricardium (Hedecardium) Kachhara et al. p. 86

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classBivalvia
Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Cox 1960)
CardiomorphiFerussac 1822
CardioniFerussac 1822
RankNameAuthor
CardiidiaFerussac 1822
CardiataFerussac 1822
superorderCardiiformiiFerussac 1822
orderCardiidaFerussac 1822
suborderCardiidinaFerussac 1822
CardioideiFerussac 1822
superfamilyCardioidea(Lamarck 1809)
familyCardiidaeLamarck 1809
Neocardiids
EucardiidsSchneider 1995
subfamilyOrthocardiinae
genusHedecardiumMarwick 1944

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.

Diagnosis
No diagnoses are available