|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Gastropoda - Euomphalina - Helicotomidae
It was assigned to Euomphalidae by Ulrich and Scofield (1897); to Helicotominae by Wenz (1938), Knight et al. (1960), Morris and Cleevely (1981) and Wagner (1999); to Archaeogastropoda by Sepkoski (2002); and to Helicotomidae by Bouchet et al. (2005).
|Year||Name and author|
|1859||Helicotoma Salter p. 14 figs. pl. 2, figs. 5-7|
|1897||Helicotoma Ulrich and Scofield|
|1938||Helicotoma Wenz pp. 87, 241|
|1960||Helicotoma Knight et al. p. 189|
|1981||Helicotoma Morris and Cleevely|
|2002||Helicotoma Sepkoski, Jr.|
|2005||Helicotoma Bouchet et al. pp. 87, 241|
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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.