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Harpidium (Isovella)
Taxonomy
Isovella was named by Breyvel and Breyvel (1970). It is not extant.
It was reranked as Harpidium (Isovella) by Williams et al. (2002).
It was assigned to Pentamerida by Sepkoski (2002); and to Harpidium by Williams et al. (2002).
It was reranked as Harpidium (Isovella) by Williams et al. (2002).
It was assigned to Pentamerida by Sepkoski (2002); and to Harpidium by Williams et al. (2002).
Species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1970 | Isovella Breyvel and Breyvel |
2002 | Apopentamerus Sepkoski |
2002 | Isovella Sepkoski |
2002 | Harpidium (Isovella) Williams et al. p. 976 |
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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.
Subg. †Harpidium (Isovella) Breyvel and Breyvel 1970
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Invalid names: Apopentamerus [synonym]
Diagnosis
No diagnoses are available