|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
It was corrected as Epitonioidea by Bouchet et al. (2005).
It was assigned to Cephalaspidea by Sohl (1964); to Mesogastropoda by Sohl (1964); to Janthinoidea by Ponder and Warén (1988); and to Ptenoglossa by Ward and Blackwelder (1987) and Bouchet et al. (2005).
|Year||Name and author|
|1964||Epitoniacea Sohl p. 313|
|1987||Epitoniacea Ward and Blackwelder p. 131|
|1988||Epitoniacea Ponder and Warén p. 303|
|1988||Janthinoidea Ponder and Warén p. 303|
|1998||Janthinoidea Beesley p. 811|
|2004||Janthinoidea Duerr p. 152|
|2005||Epitonioidea Bouchet et al. p. 254|
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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.