|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Cephalopoda - Orthocerida - Kionoceratidae
It was reranked as the subfamily Kionoceratinae by Sweet (1964); it was considered an invalid subgroup of Cephalopoda by Kröger and Isakar (2006).
It was assigned to Orthochoanites by Strand (1934); to Orthoceratidae by Sweet (1964); to Orthoceratida by Dzik and Kiselev (1995); and to Orthocerida by Kröger (2008).
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.