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Ptychomyinae

Bivalvia - Carditida - Crassatellidae

Taxonomy
Ptychomyidae was named by Keen (1969). It is extant.

It was reranked as the family Ptychomyinae by Carter et al. (2011).

It was assigned to Arcticacea by Vokes (1980); to Arcticoidea by Nevesskaja (2009); and to Crassatellidae by Carter et al. (2011).

Synonymy list
YearName and author
1969Ptychomyidae Keen
1980Ptychomyidae Vokes p. 159
2009Ptychomyidae Nevesskaja
2011Ptychomyinae Carter et al. p. 13

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classBivalvia
Eubivalvia
RankNameAuthor
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Cox 1960)
CardiomorphiFerussac 1822
CarditioniDall 1889
orderCarditida(Dall 1889)
superfamilyCrassatelloidea(Férussac 1822)
familyCrassatellidaeFérussac 1822
familyPtychomyinae(Keen 1969)
familyPtychomyinae(Keen 1969)

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