The Fremouw Formation of Antarctica: Updated vertebrate fossil record and reevaluation of high-latitude Permian–Triassic paleoenvironments

CA Sidor, JA McIntosh, BM Gee, WR Hammer… - … -Science Reviews, 2023 - Elsevier
… Here we review and augment the geology and vertebrate paleontology of the lower … new
paleontological localities, where fossiliferous horizons were placed within the context of revised

A new lapillopsid from Antarctica and a reappraisal of the phylogenetic relationships of early diverging stereospondyls

BM Gee, CV Beightol, CA Sidor - Journal of Vertebrate …, 2022 - Taylor & Francis
… from this analysis (as indicated in Appendix S4). This revised matrix was analyzed both
with and without Rhigerpeton (listed as UWBM VP 95522 in the matrix). As with Analysis 2, we …

Upside down:'Cryobatrachus' and the lydekkerinid record from Antarctica

BM Gee, PJ Makovicky, CA Sidor - Journal of Paleontology, 2022 - cambridge.org
… a recent review of lower Fremouw vertebrate localities. All of the referred material is highly
fragmentary and isolated; it is therefore not sufficient to erect a novel taxon (… archosauromorph

Cold capitosaurs and polar plagiosaurs: new temnospondyl records from the upper Fremouw Formation (Middle Triassic) of Antarctica

BM Gee, CA Sidor - Journal of Vertebrate Paleontology, 2021 - Taylor & Francis
… impetus to review previously … Updated geology and vertebrate paleontology of the Triassic
Ntawere Formation of northeastern Zambia, with special emphasis on the archosauromorphs

A new bauriamorph therocephalian adds a novel component to the Lower Triassic tetrapod assemblage of the Fremouw Formation (Transantarctic Basin) of Antarctica

CA Sidor, ZT Kulik, AK Huttenlocker - Journal of Vertebrate …, 2021 - Taylor & Francis
Full article: A new bauriamorph therocephalian adds a novel component to the Lower Triassic
tetrapod assemblage of the Fremouw Formation (Transantarctic Basin) of Antarctica Skip …

Arctic ice and the ecological rise of the dinosaurs

P Olsen, J Sha, Y Fang, C Chang, JH Whiteside… - Science …, 2022 - science.org
… freezing wintertime temperatures in high-latitude Asia for the … Thus, large-bodied (>1 m)
terrestrial archosauromorphs went … We used generalized phylogenetic bracket analysis (29) to …

A re-assessment of the osteology and phylogenetic relationships of the enigmatic, large-headed reptile Sphodrosaurus pennsylvanicus (Late Triassic, Pennsylvania …

MD Ezcurra, HD Sues - Journal of Systematic Palaeontology, 2021 - Taylor & Francis
… as a doswelliid proterochampsian within Archosauromorpha. … Thus, we merged all of these
recent datasets in this paper. We … We choose the total length of the presacral vertebral series …

First record of the amphibamiform Micropholis stowi from the lower Fremouw Formation (Lower Triassic) of Antarctica

BM Gee, CA Sidor - Journal of Vertebrate Paleontology, 2021 - Taylor & Francis
… and comparisons between high-latitude basins. Here we report substantial new material of
… stowi in Antarctica represents only the fourth geographic occurrence of a dissorophoid from …

A new faunistic component of the Lower Triassic Panchet Formation of India increases the continental non-archosauromorph neodiapsid record in the aftermath of the …

MD Ezcurra, S Bandyopadhyay, K Sen - Journal of Paleontology, 2022 - cambridge.org
… phylogenetic analysis found ISIR 1132 as a non-archosauromorph neodiapsid. This new
In conclusion, ISIR 1132 not only is an important addition to the vertebrate assemblage of …

Evidence of torpor in the tusks of Lystrosaurus from the Early Triassic of Antarctica

MR Whitney, CA Sidor - Communications Biology, 2020 - nature.com
… the year, restricting vertebrate life to coastal regions and … that the Antarctic portion of Pangaea
was a high-latitude refugium … Dean 44 reviewed the discrepancies in both reported short …