|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Gastropoda - Murchisoniina - Loxonematidae
It was reranked as Spiroecus by Knight et al. (1960), Sepkoski (2002) and Wagner (2017).
It was assigned to Stephanocosmia by Longstaff (1924); to Loxonematidae by Knight et al. (1960); to Neotaenioglossa by Sepkoski (2002); and to Omospirinae by Wagner (2017).
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