|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Cephalopoda - Goniatitida - Prionoceratidae
It was reranked as Prionoceras (Irinoceras) by Kullmann (1963).
It was assigned to Prionoceras by Kullmann (1963); to Goniatitida by Sepkoski (2002); to Prionoceratidae by Furnish et al. (2009); and to Imitoceratinae by Korn (2006) and Korn and Sudar (2016).
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.