Patagorhynchus

Le holotypo, MPM-PV-23087, es un molar inferior dextere unite a un fragmento de mandibula. Essava collectite in le formation Chorrillo (en) in Río Gallegos (es) in 2022 e es albergate in le Museo Padre Molina.^[1]

Etymologia

Le nomine del genere veni del fusion de "Patagonia", le region ubi le holotypo essava discoperite, e de "rynchus" 'naso'.

Le specie es qualificate in honor al paleomammalogista argentin Rosendo Pascual (es).^[1]

Evolution

Patagorynchus pascuali representa le plus ancian specie de monotremas cognocite in America del Sud.^[2] On pensava que le species de monotremata trovate in America del Sud, como ''Monotrematum'' (en), deberea representar migrations de monotremas evolvite in Australia ad America del Sud. Totevia, le discoperta de Patagorhynchus in stratos anterior al separation del Gondwana monstra que monotremas esseva largemente dispersate in Gondwana del Sud (id est, Australia, America del Sud e Antarctica).^[1]

Publication original

Chimento, Nicolás R. (2023-02-16). "First monotreme from the Late Cretaceous of South America" (in en). Communications Biology 6 (1): 146. doi:10.1038/s42003-023-04498-7. ISSN 2399-3642. PMID 36797304. PMC:9935847.

Notas e referentias

↑ ^1,0 ^1,1 ^1,2 ^1,3 Chimento, Nicolás R. (2023-02-16). "First monotreme from the Late Cretaceous of South America" (in en). Communications Biology 6 (1): 146. doi:10.1038/s42003-023-04498-7. ISSN 2399-3642. PMID 36797304. PMC:9935847.
↑ Thompson, Joanna (2023-03-10). Ancient platypus-like fossil could rewrite the history of egg-laying mammals (anglese).

[PO-1] 1,0 ^1,1 ^1,2 ^1,3 Chimento, Nicolás R. (2023-02-16). "First monotreme from the Late Cretaceous of South America" (in en). Communications Biology 6 (1): 146. doi:10.1038/s42003-023-04498-7. ISSN 2399-3642. PMID 36797304. PMC:9935847.

[2] Thompson, Joanna (2023-03-10). Ancient platypus-like fossil could rewrite the history of egg-laying mammals (anglese).

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