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Myonia undata

Bivalvia - Pholadida - Vacunellidae

Taxonomy
Pholadomya undata was named by Dana (1847). Its type specimen is USNM 3639 and is a 3D body fossil. Its type locality is Wollongong Point, Illawarra (USNM coll), which is in a Wordian coastal siliciclastic in the Gerringong Formation of Australia.

It was recombined as Chaenomya undatus by Laseron (1910); it was recombined as Pyramus undatus by Runnegar (1967); it was recombined as Myonia undata by Fletcher (1932), Waterhouse (1964), Waterhouse (1969) and Waterhouse (1988).

Synonymy list
YearName and author
1847Pholadomya undata Dana p. 153
1849Pholadomya undata Dana p. 687 figs. Pl 2, fig 11
1910Chaenomya undatus Laseron p. 209
1932Myonia undata Fletcher p. 407
1964Myonia undata Waterhouse p. 74
1967Pyramus undatus Runnegar p. 44 figs. Pl 4, fig 2
1969Myonia undata Waterhouse p. 63
1988Myonia undata Waterhouse p. 182 figs. Pl 9, figs 2, 3, 5

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classBivalvia
Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Cox 1960)
RankNameAuthor
CardiomorphiFerussac 1822
CardioniFerussac 1822
CardiidiaFerussac 1822
CardiataFerussac 1822
superorderPholadiformiiGray 1854
orderPholadidaGray 1854
superfamilyPleuromyoideaDall 1900
familyVacunellidaeAstafieva-Urbajtis 1973
genusMyonia
speciesundata()

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