|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Cephalopoda - Agoniatitida - Acanthoclymeniidae
It was reranked as Gephyroceras (Probeloceras) by Clarke (1898).
It was assigned to Gephyroceras by Clarke (1898); to Gephuroceratidae by Yatskov (1990); to Anarcestida by Sepkoski (2002); to Acanthoclymeniidae by Korn and Klug (2002) and Korn (2006); and to Acanthoclymeniinae by Bockwinkel et al. (2013).
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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.