|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
It was reranked as the suborder Orthocerataceae by Evans (1996); it was reranked as the subclass Orthoceratoidea by Evans (2005) and Kröger and Evans (2011).
It was assigned to Orthocerida by Sweet (1964), Evans (1994) and Evans (1996); and to Cephalopoda by Evans (2005) and Kröger and Evans (2011).
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.