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Algorachelus peregrina
Taxonomy
Algorachelus peregrinus was named by Pérez-García (2017). Its type specimen is ALG-1, a partial shell (an almost complete and largely undeformed shell), and it is a 3D body fossil. Its type locality is Algora, which is in a Cenomanian/Cenomanian coastal sandstone in the Arenas de Utrillas Formation of Spain.
It was corrected as Algorachelus peregrina by Antunes and Pérez-García (2024).
It was corrected as Algorachelus peregrina by Antunes and Pérez-García (2024).
Synonymy list
| Year | Name and author |
|---|---|
| 2017 | Algorachelus peregrinus Pérez-García p. 2 figs. 2-8 |
| 2024 | Algorachelus peregrina Antunes and Pérez-García |
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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.
†Algorachelus peregrina Pérez-García 2017
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. Pérez-García 2017 | It differs from the other members of Bothremydini by the following character combination: very shallow nuchal notch; wider than long nuchal plate; five (exclusive to this taxon), six or seven neurals; first vertebral on the first pair of peripherals or reaching the second; each scute of the first pair of marginals much wider than long; overlap of the first pair of marginals on no more than half of the nuchal anterolateral margin; medial contact of the humerals; absence of overlap of the pectorals on the epiplastra; overlap of the pectorals on the entoplastron; pectoro-abdominal sulci crossing the mesoplastra; laterally positioned orbits; well-developed posterior projection of each squamosal; supraoccipital-quadrate contact; maxilla-quadrate contact; presence of a pit on each triturating surface; very wide posterior triturating surfaces; rounded lateral edges of the maxillae; no accessory ridges on the triturating surfaces; large exposure of the jugals on the triturating surfaces; triangular basisphenoid in ventral view; prootics not exposed in ventral view; relatively shallow fossa pterygoidea. |
Measurements
No measurements are available
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| Source: subo = suborder, c = class, subp = subphylum | |||||
| References: Uetz 2005, Hendy et al. 2009, Carroll 1988 | |||||
Age range: base of the Middle Cenomanian to the top of the Cenomanian or 99.60000 to 93.90000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cenomanian | Portugal (Lisbon) | Algorachelus peregrina (234569) | |
| Middle Cenomanian | Portugal (Leiria) | Algorachelus peregrinus (186171) | |
| Middle Cenomanian - Late/Upper Cenomanian | Spain (Castilla-La Mancha) | Eupleurodira indet. (type locality: 132494) |