|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Xiphosura - Xiphosurida
It was reranked as the class Scorpionida by Jeram (1994); it was corrected as Scorpionida by Sepkoski (2002).
It was assigned to Arthropoda by Jeram (1994); to Arachnida by Fritsch (1904) and Sepkoski (2002); and to Stomothecata by Shultz (2007).
|Year||Name and author|
|1904||Scorpiones Fritsch p. 63|
|1986||Branchioscorpionina Kjellesvig-Waering p. 38|
|1986||Archaeoctonoidea Kjellesvig-Waering p. 66|
|1986||Liassoscorpionidae Kjellesvig-Waering p. 90|
|1994||Archaeoctonoidea Jeram p. 287|
|1994||Scorpionida Jeram p. 287|
|2002||Scorpionida Sepkoski, Jr.|
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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.