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Taxonomy
Megistaspis (Ekeraspis) was named by Tjernvik (1956). Its type is Plesiomegalaspis (Ekeraspis) armata.
It was reranked as Ekeraspis by Jell and Adrain (2002).
It was assigned to Megistaspis by Hoel (1999); and to Asaphidae by Jell and Adrain (2002).
It was reranked as Ekeraspis by Jell and Adrain (2002).
It was assigned to Megistaspis by Hoel (1999); and to Asaphidae by Jell and Adrain (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Megistaspis (Ekeraspis) Tjernvik |
| 1999 | Megistaspis (Ekeraspis) Hoel |
| 2002 | Ekeraspis Jell and Adrain p. 370 |
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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. †Megistaspis (Ekeraspis) Tjernvik 1956
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†Megistaspis (Ekeraspis) armata Tjernvik 1956
†Megistaspis (Ekeraspis) euclides Walcott 1925
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Invalid names: Megistaspis (Ekeraspis) albertensis Walcott 1925 [synonym]
†Megistaspis (Ekeraspis) floweri Ross 1970
†Megistaspis (Ekeraspis) heroides Brøgger 1882
†Megistaspis (Ekeraspis) nevadensis Ross 1970
Diagnosis
No diagnoses are available