|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Gastropoda - Euomphalina - Helicotomidae
It was assigned to Ophiletidae by Morris and Cleevely (1981); to Euomphalidae by Ulrich and Scofield (1897) and Linsley and Kier (1984); to Helicotominae by Knight et al. (1960) and Wagner (1999); and to Euomphalina by Sepkoski (2002).
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.