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Araiochelys
Taxonomy
Araiochelys was named by Gaffney et al. (2006). Its type is Araiochelys hirayamai.
It was assigned to Bothremydidae by de la Fuente et al. (2014); and to Bothremydina by Gaffney et al. (2006), Pérez-García (2016).
It was assigned to Bothremydidae by de la Fuente et al. (2014); and to Bothremydina by Gaffney et al. (2006), Pérez-García (2016).
Species
A. hirayamai (type species)
Synonymy list
Year | Name and author |
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2006 | Araiochelys Gaffney et al. p. 72 |
2014 | Araiochelys de la Fuente et al. |
2016 | Araiochelys 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.
Diagnosis
Reference | Diagnosis | |
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E. S. Gaffney et al. 2006 | A bothremydid pleurodire of the tribe Bothremydini with the following unique features within Bothremydini: preorbital part of skull narrower than in all other Bothremydini; triturating surfaces narrower than in all other Bothremydini; and apertura narium externa facing anterolaterally in contrast to anteriorly; other differentiating characters: dorsal process of maxilla (orbitonarial bar) narrow in contrast to Bothremys; fossa orbitalis enlarged posteriorly as in Bothremys, Rosasia, and Chedighaii and in contrast to Foxemys and Zolhafah; ridge forming lower rim of orbit relatively distinct in contrast to Bothremys; midline depression on ventral surface of premaxilla narrow, as in Rosasia and Bothremys, not wide, as in Zolhafah, Polysternon and Foxemys; triturating surface pit present and completely developed, as in Bothremys, not partial, as in Zolhafah and Rosasia; jugal forms tip and posterior part of pit; lateral edge of maxilla relatively straight, in contrast to Bothremys, Rosasia, and Zolhafah; anterior part of vomer short, with narrow maxilla contact, in contrast to broad contact in Bothremys cooki, Rosasia, and Foxemys; fossa pterygoidea absent; incisura columellae auris closed, as in all Bothremydini except Foxemys and Polysternon; condylus mandibularis anterior to level of condylus occipitalis but not far anterior, as in Polysternon; quadrate-maxilla contact present in contrast to Foxemys, Polysternon, and Chedighaii, but as in Bothremys and Rosasia; foramen posterius canalis carotici interni formed by pterygoid and quadrate, in contrast to Rosasia, Zolhafah, Polysternon, and Foxemys; lower jaw with triturating pits and long processus retroarticularis; carapace with discontinuous neural series; narrow vertebral scutes, very long second vertebral; plastron with narrow posterior lobe and wide bridge; posterior lobe with parallel lateral margins; mesoplastron wider than long; pointed xiphiplastral ends with wide anal notch; humeropectoral sulcus posterior to the epihyoplastral suture, crossing entoplastron; pectoroabdominal sulcus anterior to the mesoplastron. |