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Trigonodus problematicus

Bivalvia - Unionida - Pachycardiidae

Taxonomy
Unio problematicus was named by Klipstein (1843).

It was recombined as Trigonodus problematicus by Jelen (1989).

Synonymy list
YearName and author
1843Unio problematicus Klipstein
1989Trigonodus problematicus Jelen p. 44 figs. Pl 3, figs 10,11; pl 4, figs 6-10

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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
orderUnionida(Stoliczka 1871)
familyPachycardiidaeCox 1961
genusTrigonodus
speciesproblematicus(Klipstein 1843)

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