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Clinocardium

Bivalvia - Cardiida - Cardiidae

Taxonomy
Clinocardium was named by Keen (1936) [Sepkoski's age data: T Ol-l R Sepkoski's reference number: 1112]. It is extant.

It was reranked as Cardium (Clinocardium) by Nomura and Hatai (1936).

It was assigned to Cardium by Nomura and Hatai (1936); to Cardiidae by Faustman (1964); to Laevicardiinae by Vokes (1980); to Clinocardiinae by Coan et al. (2000); and to Veneroida by Sepkoski (2002).

Synonymy list
YearName and author
1936Clinocardium Keen
1936Cardium (Clinocardium) Nomura and Hatai p. 279
1964Clinocardium Faustman p. 119
1980Clinocardium Vokes p. 129
2000Clinocardium Coan et al. p. 361
2002Clinocardium Sepkoski, Jr.

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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
subfamilyClinocardiinaeKafanov 1975
genusClinocardiumKeen 1936

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
ReferenceDiagnosis
E. V. Coan et al. 2000Shell oblique to elliptical, inflated. Sculpture of radial ribs and commarginal
lirae. Periostracum thin, adherent, occasionally hirsute on ribs. Umbones prominent,
prosogyrate. Hinge plate wide.