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Xenechinus
Taxonomy
Xenechinus was named by Kier (1958) [Sepkoski's age data: P Asse Sepkoski's reference number: 2].
It was assigned to Echinocystitoida by Sepkoski (2002); and to Cravenechinidae by Kier (1966) and Solovjev (2009).
It was assigned to Echinocystitoida by Sepkoski (2002); and to Cravenechinidae by Kier (1966) and Solovjev (2009).
Species
Synonymy list
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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.
Diagnosis
No diagnoses are available