|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
It was reranked as the superorder Squalomorphii by Cappetta (1987), Long (1992), Duffin and Ward (1993), Biddle (1993), Johns (1997) and Ginter et al. (2010).
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) and Ginter et al. (2010).
|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|
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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.