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Cheloniellida
Taxonomy
Cheloniellida was named by Broili (1932). It is not extant. It was considered monophyletic by Lerosey-Aubril et al. (2017).
It was assigned to Merostomoidea by Sepkoski (2002); to Vicissicaudata by Ortega-Hernandez et al. (2013); and to Vicissicaudata by Lerosey-Aubril et al. (2017), Van Roy et al. (2022).
It was assigned to Merostomoidea by Sepkoski (2002); to Vicissicaudata by Ortega-Hernandez et al. (2013); and to Vicissicaudata by Lerosey-Aubril et al. (2017), Van Roy et al. (2022).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1932 | Cheloniellida Broili |
| 2002 | Cheloniellida Sepkoski |
| 2013 | Cheloniellida Ortega-Hernandez et al. p. 38 fig. 6a |
| 2017 | Cheloniellida Lerosey-Aubril et al. p. 8 fig. 6 |
| 2022 | Cheloniellida Van Roy et al. p. 1474 |
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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.
Or. †Cheloniellida Broili 1932
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Letna to the top of the Early/Lower Emsian or 463.30000 to 399.50000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Letna - Harnagian | Czechia | Triopus draboviensis, Drabovaspis complexa, Duslia insignis (3861) | |
| Telychian | USA (Wisconsin) | Cheloniellida indet. (91415) | |
| Ludlow | United Kingdom (Scotland) | Pseudarthron whittingtoni (26896) | |
| Early/Lower Emsian | Germany | Cheloniellon calmani (26904) |