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Taxonomy
Plesiomegalaspis (Ekeraspis) was named by Tjernvik (1956). Its type is Plesiomegalaspis (Ekeraspis) armata.
It was Megistaspis (Ekeraspis) by Hoel (1999); it was reranked as Ekeraspis by Jell and Adrain (2002).
It was assigned to Plesiomegalaspis by Tjernvik (1956); to Megistaspis by Hoel (1999); and to Asaphidae by Jell and Adrain (2002).
It was Megistaspis (Ekeraspis) by Hoel (1999); it was reranked as Ekeraspis by Jell and Adrain (2002).
It was assigned to Plesiomegalaspis by Tjernvik (1956); to Megistaspis by Hoel (1999); and to Asaphidae by Jell and Adrain (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Plesiomegalaspis (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. †Plesiomegalaspis (Ekeraspis) Tjernvik 1956
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Hendy 2009, Hendy et al. 2009, Aberhan et al. 2004 | |||||
Collections
No collection or age range data are available