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Eotrigonia semiundulata

Bivalvia - Trigoniida

Taxonomy
Trigonia semiundulata was named by Jenkins (1865) [DISTRIBUTION: Cenozoic; southern Australia.]. It is not a trace fossil.

It was recombined as Eotrigonia semiundulata by Darragh (1970).

Synonymy list
YearName and author
1865Trigonia semiundulata Jenkins p. 630 figs. pl. 6
1886Trigonia semiundulata Tate p. 145
1970Eotrigonia semiundulata Darragh p. 147

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classBivalvia
Eubivalvia
RankNameAuthor
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Cox 1960)
UniomorphiGray 1854
UnioniGray 1854
UnionataGray 1854
orderTrigoniida(Dall 1889)
genusEotrigonia
speciessemiundulata(Jenkins 1865)

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