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Eretiscus
Taxonomy
Eretiscus was named by Olson (1986) [Replacement name for Microdytes Simpson (1981) preoccupied by Mirodytes Balfour-Browne, 1949 (Coleoptera)].
It was assigned to Palaeospheniscinae by Acosta Hospitaleche et al. (2004), Ksepka et al. (2006); and to Spheniscidae by Olson (1986), Acosta Hospitaleche and Tambussi (2008), Tambussi et al. (2023).
It was assigned to Palaeospheniscinae by Acosta Hospitaleche et al. (2004), Ksepka et al. (2006); and to Spheniscidae by Olson (1986), Acosta Hospitaleche and Tambussi (2008), Tambussi et al. (2023).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1981 | Microdytes Simpson p. 267 figs. Plate I, Figs. 1-3 |
| 1986 | Eretiscus Olson p. 785 |
| 2004 | Eretiscus Acosta Hospitaleche et al. p. 235 |
| 2006 | Eretiscus Ksepka et al. p. 416 |
| 2008 | Eretiscus Acosta Hospitaleche and Tambussi p. 113 |
| 2023 | Eretiscus Tambussi et al. p. 272 |
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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. †Eretiscus Olson 1986
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†Eretiscus tonnii Simpson 1981
Invalid names: Microdytes Simpson 1981 [replaced]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, o = order | |||||
| References: Kiessling 2004, Marsh 1875, Benton 1983, Bush and Bambach 2015 | |||||
Age range: base of the Burdigalian to the top of the Colhuehuapian or 20.45000 to 17.50000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Colhuehuapian | Argentina (Chubut) | Microdytes tonnii (74771) | |
| Burdigalian | Argentina (Chubut) | E. tonnii (45886) Microdytes tonnii (142513) |