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Bifodina

Trilobita - Ptychopariida

Taxonomy
Bifodina was named by Robison and Pantoja-Alor (1968) [Sepkoski's age data: O Trem-l].

It was assigned to Ptychopariida by Robison and Pantoja-Alor (1968) and Sepkoski (2002); and to Trilobita by Jell and Adrain (2002).

Species

Synonymy list
YearName and author
1968Bifodina Robison and Pantoja-Alor p. 798
2002Bifodina Jell and Adrain p. 481
2002Bifodina Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
genusBifodina

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.

G. †Bifodina Robison and Pantoja-Alor 1968
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Bifodina longifrons Robison and Pantoja-Alor 1968
Diagnosis
No diagnoses are available