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Aequiyoldia
Taxonomy
Yoldia (Aequiyoldia) was named by Soot-Ryen (1951). It is extant.
It was reranked as Aequiyoldia by Marshall et al. (2025).
It was assigned to Yoldia by Soot-Ryen (1951); and to Sareptidae by Marshall et al. (2025).
It was reranked as Aequiyoldia by Marshall et al. (2025).
It was assigned to Yoldia by Soot-Ryen (1951); and to Sareptidae by Marshall et al. (2025).
Subtaxa
Entered
by P. Wagner on 2026-06-02; modified by P. Wagner on 2026-06-02
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1951 | Yoldia (Aequiyoldia) Soot-Ryen p. 6 |
| 1984 | Australoportlandia Zinsmeister p. 1504 |
| 1992 | Australoportlandia Stilwell and Zinsmeister p. 50 |
| 2002 | Australoportlandia Sepkoski |
| 2025 | Aequiyoldia Marshall et al. p. 868254 |
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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.
G. Aequiyoldia Soot-Ryen 1951
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†Aequiyoldia antarctica Zinsmeister 1984
†Aequiyoldia defossata Quilty et al. 2016
Invalid names: Australoportlandia Zinsmeister 1984 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy et al. 2009, Aberhan et al. 2004 | |||||