|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Trilobita - Phacopida - Cheiruridae
It was reranked as Sphaerocoryphe (Hemisphaerocoryphe) by Zhou et al. (1998).
It was assigned to Sphaerocoryphe by Zhou et al. (1998); to Phacopida by Sepkoski (2002); to Deiphoninae by Nikolaisen (1961) and Hansen (2005); and to Cheiruridae by Warburg (1925), Jell and Adrain (2003) and Zhou et al. (2014).
|Year||Name and author|
|1998||Sphaerocoryphe (Hemisphaerocoryphe) Zhou et al. p. 725|
|2002||Hemisphaerocoryphe Sepkoski, Jr.|
|2003||Hemisphaerocoryphe Jell and Adrain p. 383|
|2014||Hemisphaerocoryphe Zhou et al. pp. 103-104|
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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.