|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
It was reranked as the superorder Squalomorphii by Cappetta (1987), Long (1992), Duffin and Ward (1993), Biddle (1993), Johns (1997), Ginter et al. (2010) and Engelbrecht et al. (2017).
It was assigned to Euselachii by Cappetta (1987); to Chondrichthyes by Sepkoski (2002); and to Neoselachii by Long (1992), Duffin and Ward (1993), Biddle (1993), Johns (1997), Yamagishi (2004), Ginter et al. (2010) and Engelbrecht et al. (2017).
|Year||Name and author|
|1992||Squalomorphii Long p. 14|
|1993||Squalomorphii Biddle p. 198|
|1993||Squalomorphii Duffin and Ward p. 56|
|1997||Squalomorphii Johns p. 33|
|2002||Squalomorphii Sepkoski, Jr.|
|2004||Squalomorphii Yamagishi p. 570|
|2010||Squalomorphii Ginter et al. p. 105|
|2017||Squalomorphii Engelbrecht et al. p. 843|
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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.