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Pachymyonia morrisi

Bivalvia - Pholadida - Vacunellidae

Taxonomy
Maeonia morrisii was named by Etheridge (1919). It is a 3D body fossil. Its type locality is Harper's Hill, near Allandale, West Maitland (Dun coll), which is in a Sakmarian coastal sandstone in the Allandale Formation of Australia. It is the type species of Pachymyonia.

It was recombined as Pachymyonia morrisii by Dun (1932); it was recombined as Myonia morrisi by Runnegar (1967); it was recombined as Myonia (Pachymyonia) morrisi by Clarke (1992); it was recombined as Pachymyonia morrisi by Clapham (2015).

Synonyms
Synonymy list
YearName and author
1919Maeonia morrisii Etheridge Jr. p. 186 figs. Pl 28, figs 7, 8
1932Pachymyonia morrisii Dun p. 412 figs. Pl 51, fig 1
1932Myonia davidis Dun p. 413 figs. Pl 51, fig 4; pl 52, fig 4
1932Myonia farleyensis Dun p. 413 figs. Pl 51, figs 5,6; pl 52, fig 5
1967Myonia morrisi Runnegar p. 53 figs. Pl 4, figs 3-5; pl 5, figs 1-11, 16-17; pl 12, fig 4
1992Myonia (Pachymyonia) morrisi Clarke p. 30 figs. 16A-D
2015Pachymyonia morrisi Clapham

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
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
genusPachymyonia
speciesmorrisi()

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