|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Gastropoda - Bellerophontida - Plectonotidae
It was assigned to Sinuitinae by Knight et al. (1960); to Grandostomatinae by Horný (1963); to Grandostomatidae by Wahlman (1992); to Bellerophontida by Sepkoski (2002); and to Plectonotinae by Wagner (2017).
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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.