Usili Formation (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Usili Formation" in English language version.

Last modified: 04:56:38, 3 August 2026 (UTC)

Ref.Un. Ref.Website

Global rank English rank

2013doi.org

2^nd place

137adsabs.harvard.edu

14^th place

9^th place

128nih.gov

5^th place

74semanticscholar.org

15^th place

8^th place

31unl.edu

1,697^th place

926^th place

21researchgate.net

96^th place

89^th place

11schweizerbart.de

6,346^th place

8,812^th place

11hdl.handle.net

66^th place

34^th place

11worldcat.org

4^th place

adsabs.harvard.edu (Global: 14^th place; English: 9^th place)

ui.adsabs.harvard.edu

Sidor, C. A.; Vilhena, D. A.; Angielczyk, K. D.; Huttenlocker, A. K.; Nesbitt, S. J.; Peecook, B. R.; Steyer, J. S.; Smith, R. M. H.; Tsuji, L. A. (2013). "Provincialization of terrestrial faunas following the end-Permian mass extinction". Proceedings of the National Academy of Sciences. 110 (20): 8129–33. Bibcode:2013PNAS..110.8129S. doi:10.1073/pnas.1302323110. PMC 3657826. PMID 23630295.
Ezcurra, M. N. D.; Scheyer, T. M.; Butler, R. J. (2014). "The Origin and Early Evolution of Sauria: Reassessing the Permian Saurian Fossil Record and the Timing of the Crocodile-Lizard Divergence". PLOS ONE. 9 (2) e89165. Bibcode:2014PLoSO...989165E. doi:10.1371/journal.pone.0089165. PMC 3937355. PMID 24586565.
Butler, R. J.; Barrett, P. M.; Abel, R. L.; Gower, D. J. (2009). "A possible ctenosauriscid archosaur from the Middle Triassic Manda Beds of Tanzania". Journal of Vertebrate Paleontology. 29 (4): 1022–1031. Bibcode:2009JVPal..29.1022B. doi:10.1671/039.029.0404. S2CID 86267617.
Sidor, C. A.; Angielczyk, K. D.; Weide †, D. M.; Smith, R. M. H.; Nesbitt, S. J.; Tsuji, L. A. (2010). "Tetrapod fauna of the lowermost Usili Formation (Songea Group, Ruhuhu Basin) of southern Tanzania, with a new burnetiid record". Journal of Vertebrate Paleontology. 30 (3): 696–703. Bibcode:2010JVPal..30..696S. doi:10.1080/02724631003758086. S2CID 55397720.
Shipps, Brenlee K.; Sidor, Christian A.; Angielczyk, Kenneth D. (2025). "Dicynodontoides kubwa , sp. Nov. (Synapsida: Anomodontia), a new large emydopoid from the base of the Usili Formation (Ruhuhu Basin, Tanzania)". Journal of Vertebrate Paleontology. 45 2440112. Bibcode:2025JVPal..4540112S. doi:10.1080/02724634.2024.2440112.
Angielczyk, K. D.; Otoo, B. K. A. (2025). "A new cryptodont dicynodont (Therapsida, Anomodontia) from the Lopingian Usili Formation, Ruhuhu Basin, Tanzania". Journal of Vertebrate Paleontology. 45 (sup1) 2441898. Bibcode:2025JVPal..4541898A. doi:10.1080/02724634.2024.2441898.
Sidor, C. A.; Vilhena, D. A.; Angielczyk, K. D.; Huttenlocker, A. K.; Nesbitt, S. J.; Peecook, B. R.; Steyer, J.-S.; Smith, R. M. H.; Tsuji, L. A. (2013). "Provincialization of terrestrial faunas following the end-Permian mass extinction". Proceedings of the National Academy of Sciences. 110 (20): 8129–8133. Bibcode:2013PNAS..110.8129S. doi:10.1073/pnas.1302323110. PMC 3657826. PMID 23630295.

doi.org (Global: 2^nd place; English: 2^nd place)

Sidor, C. A.; Vilhena, D. A.; Angielczyk, K. D.; Huttenlocker, A. K.; Nesbitt, S. J.; Peecook, B. R.; Steyer, J. S.; Smith, R. M. H.; Tsuji, L. A. (2013). "Provincialization of terrestrial faunas following the end-Permian mass extinction". Proceedings of the National Academy of Sciences. 110 (20): 8129–33. Bibcode:2013PNAS..110.8129S. doi:10.1073/pnas.1302323110. PMC 3657826. PMID 23630295.
Ezcurra, M. N. D.; Scheyer, T. M.; Butler, R. J. (2014). "The Origin and Early Evolution of Sauria: Reassessing the Permian Saurian Fossil Record and the Timing of the Crocodile-Lizard Divergence". PLOS ONE. 9 (2) e89165. Bibcode:2014PLoSO...989165E. doi:10.1371/journal.pone.0089165. PMC 3937355. PMID 24586565.
Huttenlocker, Adam; Browning, Claire; Peecook, Brandon; Smith, Roger M. H.; Viglietti, Pia A. (2025). "The stratigraphic record of the therocephalian Theriognathus (Synapsida) and its utility as a biostratigraphic index in Karoo-Aged basins". Journal of Vertebrate Paleontology. doi:10.1080/02724634.2024.2441899.
Butler, R. J.; Barrett, P. M.; Abel, R. L.; Gower, D. J. (2009). "A possible ctenosauriscid archosaur from the Middle Triassic Manda Beds of Tanzania". Journal of Vertebrate Paleontology. 29 (4): 1022–1031. Bibcode:2009JVPal..29.1022B. doi:10.1671/039.029.0404. S2CID 86267617.
Nesbitt, S. J.; Butler, R. J. (2012). "Redescription of the archosaur Parringtonia gracilis from the Middle Triassic Manda beds of Tanzania, and the antiquity of Erpetosuchidae". Geological Magazine. 150 (2): 225–238. doi:10.1017/S0016756812000362. S2CID 232175772.
Sidor, C. A.; Angielczyk, K. D.; Weide †, D. M.; Smith, R. M. H.; Nesbitt, S. J.; Tsuji, L. A. (2010). "Tetrapod fauna of the lowermost Usili Formation (Songea Group, Ruhuhu Basin) of southern Tanzania, with a new burnetiid record". Journal of Vertebrate Paleontology. 30 (3): 696–703. Bibcode:2010JVPal..30..696S. doi:10.1080/02724631003758086. S2CID 55397720.
Maisch, Michael W. (2026-07-17). "Pareiasaurus serridens Owen, 1876 (Reptilia: Pareiasauria) from the Usili-Formation (Late Permian) of Kingori, Ruhuhu Basin, Tanzania and its biochronological significance". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen: 271–285. doi:10.1127/njgpa/1315.
Christian F. Kammerer (2019). "Revision of the Tanzanian dicynodont Dicynodon huenei (Therapsida: Anomodontia) from the Permian Usili Formation". PeerJ. 7 e7420. doi:10.7717/peerj.7420. PMC 6708577. PMID 31497385.
Shipps, Brenlee K.; Sidor, Christian A.; Angielczyk, Kenneth D. (2025). "Dicynodontoides kubwa , sp. Nov. (Synapsida: Anomodontia), a new large emydopoid from the base of the Usili Formation (Ruhuhu Basin, Tanzania)". Journal of Vertebrate Paleontology. 45 2440112. Bibcode:2025JVPal..4540112S. doi:10.1080/02724634.2024.2440112.
Angielczyk, K. D.; Otoo, B. K. A. (2025). "A new cryptodont dicynodont (Therapsida, Anomodontia) from the Lopingian Usili Formation, Ruhuhu Basin, Tanzania". Journal of Vertebrate Paleontology. 45 (sup1) 2441898. Bibcode:2025JVPal..4541898A. doi:10.1080/02724634.2024.2441898.
Sidor, C. A.; Vilhena, D. A.; Angielczyk, K. D.; Huttenlocker, A. K.; Nesbitt, S. J.; Peecook, B. R.; Steyer, J.-S.; Smith, R. M. H.; Tsuji, L. A. (2013). "Provincialization of terrestrial faunas following the end-Permian mass extinction". Proceedings of the National Academy of Sciences. 110 (20): 8129–8133. Bibcode:2013PNAS..110.8129S. doi:10.1073/pnas.1302323110. PMC 3657826. PMID 23630295.
Macungo, Zanildo; Benoit, Julien; Araújo, Ricardo (2025). "Inostrancevia africana, the first diagnosable gorgonopsian (Therapsida, Synapsida) from the Metangula graben (Mozambique): new anatomical observations and biostratigraphic implications". Swiss Journal of Palaeontology. 144 12. doi:10.1186/s13358-025-00348-7. S2CID 276858531.
Brant, A. J.; Sidor, C. A. (2024). "Earliest evidence of Inostrancevia in the southern hemisphere: new data from the Usili Formation of Tanzania". Journal of Vertebrate Paleontology. 43 (4) e2313622. doi:10.1080/02724634.2024.2313622.

hdl.handle.net (Global: 66^th place; English: 34^th place)

Angielczyk, Kenneth D.; Peecook, Brandon R.; Smith, Roger M. H. (2023). "The mandible of Compsodon helmoedi (Therapsida: Anomodontia), with new records from the Ruhuhu Basin, Tanzania". Palaeontologia Africana. hdl:10539/35702. ISSN 2410-4418.

nih.gov (Global: 5^th place; English: 5^th place)

ncbi.nlm.nih.gov

Sidor, C. A.; Vilhena, D. A.; Angielczyk, K. D.; Huttenlocker, A. K.; Nesbitt, S. J.; Peecook, B. R.; Steyer, J. S.; Smith, R. M. H.; Tsuji, L. A. (2013). "Provincialization of terrestrial faunas following the end-Permian mass extinction". Proceedings of the National Academy of Sciences. 110 (20): 8129–33. Bibcode:2013PNAS..110.8129S. doi:10.1073/pnas.1302323110. PMC 3657826. PMID 23630295.
Ezcurra, M. N. D.; Scheyer, T. M.; Butler, R. J. (2014). "The Origin and Early Evolution of Sauria: Reassessing the Permian Saurian Fossil Record and the Timing of the Crocodile-Lizard Divergence". PLOS ONE. 9 (2) e89165. Bibcode:2014PLoSO...989165E. doi:10.1371/journal.pone.0089165. PMC 3937355. PMID 24586565.
Christian F. Kammerer (2019). "Revision of the Tanzanian dicynodont Dicynodon huenei (Therapsida: Anomodontia) from the Permian Usili Formation". PeerJ. 7 e7420. doi:10.7717/peerj.7420. PMC 6708577. PMID 31497385.
Sidor, C. A.; Vilhena, D. A.; Angielczyk, K. D.; Huttenlocker, A. K.; Nesbitt, S. J.; Peecook, B. R.; Steyer, J.-S.; Smith, R. M. H.; Tsuji, L. A. (2013). "Provincialization of terrestrial faunas following the end-Permian mass extinction". Proceedings of the National Academy of Sciences. 110 (20): 8129–8133. Bibcode:2013PNAS..110.8129S. doi:10.1073/pnas.1302323110. PMC 3657826. PMID 23630295.

pubmed.ncbi.nlm.nih.gov

Sidor, C. A.; Vilhena, D. A.; Angielczyk, K. D.; Huttenlocker, A. K.; Nesbitt, S. J.; Peecook, B. R.; Steyer, J. S.; Smith, R. M. H.; Tsuji, L. A. (2013). "Provincialization of terrestrial faunas following the end-Permian mass extinction". Proceedings of the National Academy of Sciences. 110 (20): 8129–33. Bibcode:2013PNAS..110.8129S. doi:10.1073/pnas.1302323110. PMC 3657826. PMID 23630295.
Ezcurra, M. N. D.; Scheyer, T. M.; Butler, R. J. (2014). "The Origin and Early Evolution of Sauria: Reassessing the Permian Saurian Fossil Record and the Timing of the Crocodile-Lizard Divergence". PLOS ONE. 9 (2) e89165. Bibcode:2014PLoSO...989165E. doi:10.1371/journal.pone.0089165. PMC 3937355. PMID 24586565.
Christian F. Kammerer (2019). "Revision of the Tanzanian dicynodont Dicynodon huenei (Therapsida: Anomodontia) from the Permian Usili Formation". PeerJ. 7 e7420. doi:10.7717/peerj.7420. PMC 6708577. PMID 31497385.
Sidor, C. A.; Vilhena, D. A.; Angielczyk, K. D.; Huttenlocker, A. K.; Nesbitt, S. J.; Peecook, B. R.; Steyer, J.-S.; Smith, R. M. H.; Tsuji, L. A. (2013). "Provincialization of terrestrial faunas following the end-Permian mass extinction". Proceedings of the National Academy of Sciences. 110 (20): 8129–8133. Bibcode:2013PNAS..110.8129S. doi:10.1073/pnas.1302323110. PMC 3657826. PMID 23630295.

researchgate.net (Global: 96^th place; English: 89^th place)

Huttenlocker, Adam; Browning, Claire; Peecook, Brandon; Smith, Roger M. H.; Viglietti, Pia A. (2025). "The stratigraphic record of the therocephalian Theriognathus (Synapsida) and its utility as a biostratigraphic index in Karoo-Aged basins". Journal of Vertebrate Paleontology. doi:10.1080/02724634.2024.2441899.

schweizerbart.de (Global: 6,346^th place; English: 8,812^th place)

Maisch, Michael W. (2026-07-17). "Pareiasaurus serridens Owen, 1876 (Reptilia: Pareiasauria) from the Usili-Formation (Late Permian) of Kingori, Ruhuhu Basin, Tanzania and its biochronological significance". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen: 271–285. doi:10.1127/njgpa/1315.

semanticscholar.org (Global: 15^th place; English: 8^th place)

api.semanticscholar.org

Butler, R. J.; Barrett, P. M.; Abel, R. L.; Gower, D. J. (2009). "A possible ctenosauriscid archosaur from the Middle Triassic Manda Beds of Tanzania". Journal of Vertebrate Paleontology. 29 (4): 1022–1031. Bibcode:2009JVPal..29.1022B. doi:10.1671/039.029.0404. S2CID 86267617.
Nesbitt, S. J.; Butler, R. J. (2012). "Redescription of the archosaur Parringtonia gracilis from the Middle Triassic Manda beds of Tanzania, and the antiquity of Erpetosuchidae". Geological Magazine. 150 (2): 225–238. doi:10.1017/S0016756812000362. S2CID 232175772.
Sidor, C. A.; Angielczyk, K. D.; Weide †, D. M.; Smith, R. M. H.; Nesbitt, S. J.; Tsuji, L. A. (2010). "Tetrapod fauna of the lowermost Usili Formation (Songea Group, Ruhuhu Basin) of southern Tanzania, with a new burnetiid record". Journal of Vertebrate Paleontology. 30 (3): 696–703. Bibcode:2010JVPal..30..696S. doi:10.1080/02724631003758086. S2CID 55397720.
Macungo, Zanildo; Benoit, Julien; Araújo, Ricardo (2025). "Inostrancevia africana, the first diagnosable gorgonopsian (Therapsida, Synapsida) from the Metangula graben (Mozambique): new anatomical observations and biostratigraphic implications". Swiss Journal of Palaeontology. 144 12. doi:10.1186/s13358-025-00348-7. S2CID 276858531.

unl.edu (Global: 1,697^th place; English: 926^th place)

digitalcommons.unl.edu

Sidor, C. A.; Angielczyk, K. D.; Weide †, D. M.; Smith, R. M. H.; Nesbitt, S. J.; Tsuji, L. A. (2010). "Tetrapod fauna of the lowermost Usili Formation (Songea Group, Ruhuhu Basin) of southern Tanzania, with a new burnetiid record". Journal of Vertebrate Paleontology. 30 (3): 696–703. Bibcode:2010JVPal..30..696S. doi:10.1080/02724631003758086. S2CID 55397720.

worldcat.org (Global: 4^th place; English: 4^th place)

search.worldcat.org

Angielczyk, Kenneth D.; Peecook, Brandon R.; Smith, Roger M. H. (2023). "The mandible of Compsodon helmoedi (Therapsida: Anomodontia), with new records from the Ruhuhu Basin, Tanzania". Palaeontologia Africana. hdl:10539/35702. ISSN 2410-4418.

Usili Formation (English Wikipedia)

adsabs.harvard.edu (Global: 14th place; English: 9th place)

ui.adsabs.harvard.edu

doi.org (Global: 2nd place; English: 2nd place)

hdl.handle.net (Global: 66th place; English: 34th place)

nih.gov (Global: 5th place; English: 5th place)