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Morphology Ecology and taphonomy   Age range and collections

Amphigeisina

Protoconodontida

Taxonomy
Amphigeisina is a genus. It is not extant.

It was assigned to Protoconodontida by Sepkoski (2002).

Species
Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
2002Amphigeisina Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
RankNameAuthor
Scalidophora
phylumChaetognathaLeuckart 1854
orderProtoconodontidaLanding 1995
genusAmphigeisina

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