61
Views
0
CrossRef citations to date
0
Altmetric
Research Article

Overview on the tetrapods from Faixa Nova-Cerrito I site (Hyperodapedon Assemblage Zone), Upper Triassic of southernmost Brazil

ORCID Icon, ORCID Icon, ORCID Icon, ORCID Icon & ORCID Icon
Received 13 Feb 2024, Accepted 13 Apr 2024, Published online: 21 May 2024

References

  • Abdala F. 1996. Los chiniquodontoideos (Synapsida, Cynodontia) sudamericanos [ Doctoral thesis]. Universidade Nacional de Tucumán, Argentina.
  • Abdala F, Barberena MC, Dornelles J. 2002. A new species of the traversodontid cynodont Exaeretodon from the Santa Maria Formation (Middle/Late Triassic) of southern Brazil. J Vertebr Paleontol. 22(2):313–325. doi: 10.1671/0272-4634(2002)022[0313:ANSOTT]2.0.CO;2.
  • Abdala F, Ribeiro AM. 2000. A new therioherpetid cynodont from the Santa Maria Formation (middle Late Triassic), southern Brazil. Geodiversitas. 22(4):589–596.
  • Abdala F, Ribeiro AM, Schultz CL. 2001. A rich cynodont fauna of Santa Cruz do Sul (Santa Maria Formation), Middle Late Triassic, Southern Brazil. Neues Jahrb. Geol. Paläontol. 11:669–687.
  • Agnolín FL, Rozadilla S. 2017. ‘Phylogenetic reassessment of Pisanosaurus mertii Casamiquela, 1967, a basal dinosauriform from the Late Triassic of Argentina’. J Syst Paleontol. 16(10):853–879. doi: 10.1080/14772019.2017.1352623.
  • Alcober OA, Martínez RN. 2010. A new herrerasaurid (Dinosauria, Saurischia) from the Upper Triassic Ischigualasto Formation of northwestern Argentina. ZK. 63:55–81. doi: 10.3897/zookeys.63.550.
  • Aureliano T, Ghilardi AM, Müller RT, Kerber L, Fernandes MA, Ricardi‑Branco F, Wedel MJ. 2022. The absence of an invasive air sac system in the earliest dinosaurs suggests multiple origins of vertebral pneumaticity. Sci Rep. 12(1):20844. doi: 10.1038/s41598-022-25067-8.
  • Azevedo SA. 1984. Sobre a Presença de Scaphonyx sanjuanensis Sill 1970, no Neotriássico do Brasil. Pesq Geoc. 16(16):69–75. doi: 10.22456/1807-9806.21713.
  • Azevedo SAK, Schultz CL. 1987. Scaphonyx sulcognathus (sp. nov.) um novo rincossaurídeo do Neotriássico do Rio Grande do Sul. Brasil 10 Congresso Brasileiro de Paleontologia, Rio de Janeiro. 1:99–113.
  • Bandyopadhyay S, Ray S. 2020. Gondwana vertebrate faunas of India: their diversity and intercontinental relationships. Episodes 43:438–460.
  • Barberena MC, Bonaparte JF, Teixeira AMS. 1987. Thrinaxodon brasiliensis sp. nov. a primeira ocorrência de cinodontes galessauros para o Triássico do Rio Grande do Sul. 10 Congresso Brasileiro de Geologia. Rio de Janeiro. 1:67–74.
  • Battista F, Ribeiro AM, Melo T, Schultz CL. 2024. A reinterpretation of taphonomy and palaeoecology of the early Carnian Santacruzodon Assemblage Zone type-locality (Santa Maria Supersequence. Brazil Palaeogeogr Palaeoclimatol Palaeoecol. 639:112080. doi: 10.1016/j.palaeo.2024.112080.
  • Beltrão R. 1965. Paleontologia de Santa Maria e São Pedro do Sul, Rio Grande do Sul, Brasil. Boletim do Instituto de Geociências UFSM. 2:5–114.
  • Benedetto, JL. 1973. Herrerasauridae, nueva familia de saurisquios triasicos. Ameghiniana. 10(1):89–102.
  • Benton MJ. 1985. Classification and phylogeny of the diapsid reptiles. Zool J Linn Soc. 84:97–164.
  • Bittencourt JS, Arcucci AB, Marsicano CA, Langer MC. 2015. Osteology of the Middle Triassic archosaur Lewisuchus admixtus Romer (Chañares Formation, Argentina), its inclusivity, and relationships amongst early dinosauromorphs. J Syst Paleontol. 13(3):189–219. doi: 10.1080/14772019.2013.878758.
  • Bittencourt JS, Kellner AW. 2009. The anatomy and phylogenetic position of the Triassic dinosaur Staurikosaurus pricei Colbert, 1970. Zootaxa. 2079(1):1–56. doi: 10.11646/zootaxa.2079.1.1.
  • Bonaparte JF. 1975. Nuevos materiales de Lagosuchus talampayensis Romer (Thecodontia—Pseudosuchia) y su significado en el origin de los Saurischia. Chañarense inferior, Triásico Medio de Argentina. Acta Geologica Lilloana. 13:5–90.
  • Bonaparte JF, Barberena MC. 1975. A possible mammalian ancestor from the Middle Triassic of Brazil (Th erapsida-Cynodontia). J. Paleontol. 49:931–936.
  • Bronzati M, Müller RT, Langer MC, Kriwet J. 2019. Skull remains of the dinosaur Saturnalia tupiniquim (Late Triassic, Brazil): with comments on the early evolution of sauropodomorph feeding behaviour. PLoS One. 14(9):e0221387. doi: 10.1371/journal.pone.0221387.
  • Broom R. 1905. On the use of the term Anomodontia. Reco Albany Mus. 1:266–269.
  • Brust ACB, Desojo JB, Schultz CL, Paes-Neto VD, da-Rosa ÁAS, Smith T. 2018. Osteology of the first skull of Aetosauroides scagliai Casamiquela 1960 (Archosauria: Aetosauria) from the Upper Triassic of southern Brazil (Hyperodapedon Assemblage Zone) and its phylogenetic importance. PLoS One. 13(8):e0201450. doi: 10.1371/journal.pone.0201450.
  • Cabreira SF, Kellner AWA, Dias da Silva S, Roberto da Silva, da Silva LR M, Marsola JC, Müller R, Bittencourt J, Batista BJ, Raugust T, et al. 2016. A unique Late Triassic dinosauromorph assemblage reveals dinosaur ancestral anatomy and diet. Curr Biol. 26(22):3090–3095. doi: 10.1016/j.cub.2016.09.040.
  • Cabreira SF, Schultz CL, Bittencourt JS, Soares MB, Fortier DC, Silva LR, Langer MC. 2011. New stem-sauropodomorph (Dinosauria, Saurischia) from the Triassic of Brazil. Naturwissenschaften. 98:1035–1040.
  • Casamiquela RM. 1960. Noticia preliminar sobre dos nuevos estagonolepoideos Argentinos. Ameghiniana, 2:3-9.
  • Casamiquela RM. 1967. Un nuevo dinosaurio ornitisquio triásico, (Pisanosaurus mertii: Ornithopoda) de la formación Ischigualasto, Argentina. Ameghiniana 4(2):47–64.
  • Colbert EH. 1970. A Saurischian dinosaur from the Triassic of Brazil. Am Mus Novit. 2405:1–39.
  • Cope ED. 1869. Synopsis of the extinct Batrachia, Reptilia and Aves of North America. Trans Am Philo Soci. 14:1–252.
  • Damke LVS, Pretto FA, Mastrantonio BM, Garcia MS, da-Rosa ÁAS. 2022. New material of Loricata (Archosauria: Pseudosuchia) from the Late Triassic (Carnian, Hyperodapedon Assemblage Zone) of southern Brazil. J South Amer Earth Sci. 115:103754. doi: 10.1016/j.jsames.2022.103754.
  • Da-Rosa ÁAS. 2004. Sítios Fossilíferos de Santa Maria, RS, Brasil. Ciência E Natura. 26:75–90.
  • Da-Rosa ÁAS. 2015. Geological context of the Dinosauriform-Bearing outcrops from the Triassic of Southern Brazil. J South Amer Earth Sci. 61:108–119. doi: 10.1016/j.jsames.2014.10.008.
  • Da-Rosa ÁAS, Leal LA. 2002. New elements of an armored archosaur from the Middle to Upper Triassic, Santa Maria Formation, south of Brazil. Arq Mus Nac. 60:149–154.
  • Desojo JB, Ezcurra MD. 2011. A reappraisal of the taxonomic status of Aetosauroides (Archosauria, Aetosauria) specimens from the Late Triassic of South America and their proposed synonymy with Stagonolepis. J Vertebr Paleontol. 31(3):596–,609. doi: 10.1080/02724634.2011.572936
  • Desojo JB, Fiorelli LE, Ezcurra MD, Martinelli AG, Ramezani J, Rosa Áas D, Baczko MB, Trotteyn MJ, Montefeltro FC, Ezpeleta M, et al. 2020. The Late Triassic Ischigualasto Formation at Cerro Las Lajas (La Rioja, Argentina): fossil tetrapods, high-resolution chronostratigraphy, and faunal correlations. Sci Rep. 10(1):12782. doi: 10.1038/s41598-020-67854-1.
  • Dzik J. 2003. A beaked herbivorous archosaur with dinosaur affinities from the early Late Triassic of Poland. J Vertebr Paleontol. 23(3):556–574. doi: 10.1671/A1097.
  • Ezcurra, MD. 2016. The phylogenetic relationships of basal archosauromorphs, with an emphasis on the systematics of proterosuchian archosauriforms. Peer. 4:e1778.
  • Ezcurra MD. 2020. Enigmatic dinosaur precursors bridge the gap to the origin of Pterosauria. Nature. 588(7838):445–449. doi: 10.1038/s41586-020-3011-4.
  • Ferigolo J, Langer MC. 2007. A Late Triassic dinosauriform from south Brazil and the origin of the ornithischian predentary bone. Hist Biol. 19(1):23–33. doi: 10.1080/08912960600845767.
  • Garcia MS, Müller RT, da-Rosa ÁA, Dias-da-Silva S. 2019a. The oldest known co-occurrence of dinosaurs and their closest relatives: a new lagerpetid from a Carnian (Upper Triassic) bed of Brazil with implications for dinosauromorph biostratigraphy, early diversification and biogeography. J South Am Earth Sci. 91:302–319. doi: 10.1016/j.jsames.2019.02.005.
  • Garcia MS, Pretto FA, dias-da-Silva S, Müller RT. 2019b. A dinosaur ilium from the Late Triassic of Brazil with comments on key-character supporting Saturnaliinae. An Acad Bras Cienc. 91(suppl 2):91. doi: 10.1590/0001-3765201920180614.
  • Gauthier JA. 1986. Saurischian monophyly and the origin of birds. Mem Calif Acad Sci 8:1–55.
  • Guignard ML, Martinelli AG, Soares MB. 2019. The postcranial anatomy of Brasilodon quadrangularis and the acquisition of mammaliaform traits among non-mammaliaform cynodonts. PloS One. 14(5):e0216672. doi: 10.1371/journal.pone.0216672.
  • Hoffmann CA, de Andrade MB, Martinelli AG. 2023. Anatomy of the holotype of ‘Probelesodon’ kitchingi revisited, a chiniquodontid cynodont (Synapsida, Probainognathia) from the early Late Triassic of southern Brazil. J Paleontol. 1–18. doi: 10.18563/journal.m3.194.
  • Hoffmann CA, Ribeiro AM, de Andrade MB. 2023. On the dentition, tooth replacement, and taxonomic status of Charruodon tetracuspidatus Abdala & Ribeiro, 2000: a bizarre cynodont from the middle upper Triassic of southern Brazil. The Anat. Rec. doi: 10.1002/ar.25349.
  • Holz M, Schultz CL. 1998. Taphonomy of the south Brazilian Triassic herpetofauna: fossilization mode and implications for morphological studies. Lethaia. 31(4):335–345. doi: 10.1111/j.1502-3931.1998.tb00523.x.
  • Horn BLD, Melo TM, Schultz CL, Philipp RP, Kloss HP, Goldberg K. 2014. A new third-order sequence stratigraphic framework applied to the Triassic of the Paraná Basin, Rio Grande do Sul, Brazil, based on structural, stratigraphic and paleontological data. J South Amer Earth Sci. 55:123–132. doi: 10.1016/j.jsames.2014.07.007.
  • Jenkins FA Jr. 1971. The postcranial skeleton of African cynodonts. Bull Peabody Mus Nat Hist. 36:1–216.
  • Kammerer CF, Flynn JJ, Ranivoharimanana L, Wyss AR. 2010. The first record of a probainognathian (Cynodontia: Chiniquodontidae) from the Triassic of Madagascar. J Vertebr Paleontol. 30(6):1889–1894. doi: 10.1080/02724634.2010.520784.
  • Kammerer CF, Nesbitt SJ, Shubin NH. 2012. The first silesaurid dinosauriform from the Late Triassic of Morocco. Acta Palaeontol Pol. 57(2):277–284. doi: 10.4202/app.2011.0015.
  • Kerber L, Martinelli AG, Rodrigues PG, Ribeiro AM, Schultz CL, Soares MB. 2020. New record of Prozostrodon brasiliensis (Eucynodontia: Prozostrodontia) from its type-locality (Upper Triassic, Southern Brazil): comments on the endocranial morphology. Rev Bras Paleontol. 23:259–269. doi: 10.4072/rbp.2020.4.04.
  • Langer MC. 2003. The pelvic and hind limb anatomy of the stem-sauropodomorph Saturnalia tupiniquim (Late Triassic, Brazil). PaleoBios. 23:1–30.
  • Langer MC. 2005. Studies on continental Late Triassic tetrapod biochronology. I. The type locality of Saturnalia tupiniquim and the faunal succession in south Brazil. J South Amer Earth Sci. 19(2):205–218. doi: 10.1016/j.jsames.2005.04.003.
  • Langer MC, Abdala F, Richter M, Benton M. 1999. A sauropodomorph dinosaur from the Upper Triassic (Carnian) of southern Brazil. Comptes Rendus de l’Académie des Sciences - Series IIA - Earth and Planetary Science. 329(7):511–517. doi: 10.1016/S1251-8050(00)80025-7.
  • Langer MC, Ferigolo J. 2013. The Late Triassic dinosauromorph Sacisaurus agudoensis (Caturrita Formation; Rio Grande do Sul, Brazil): anatomy and affinities. Geol Soc London, Spec Publ. 379(1):353–392. doi: 10.1144/SP379.16.
  • Langer MC, Ramezani J, Rosa Áas D. 2018. U-Pb age constraints on dinosaur rise from south Brazil. Gondwana Res. 57:133–140. doi: 10.1016/j.gr.2018.01.005.
  • Langer MC, Ribeiro AM, Schultz CL, Ferigolo J. 2007. The continental tetrapod-bearing Triassic of south Brazil. New Mexico Mus Nat His Sci Bulletin. 41:201–218.
  • Marsola JC, Bittencourt JS, Butler RJ, Rosa Áas D, Sayão JM, Langer MC. 2019. A new dinosaur with theropod affinities from the Late Triassic Santa Maria Formation, south Brazil. J Vertebr Paleontol. 38(5):e1531878. doi: 10.1080/02724634.2018.1531878.
  • Marsola JC, Bittencourt JS, Da Rosa AAS, Martinelli AG, Ribeiro AM, Ferigolo J, Langer MC. 2018. Newsauropodomorph and cynodont remains from the late Triassic Sacisaurus site in Southern Brazil and its stratigraphic position in the Norian Caturrita Formation. Acta Palaeontol Pol. 63(4):653–669.
  • Martinelli, AG, Escobar JA, Francischini H, Kerber L, Müller RT, Rubert R, Da-Rosa AA. 2021. New record of a stahleckeriid dicynodont (Therapsida, Dicynodontia) from the Late Triassic of southern Brazil and biostratigraphic remarks on the Riograndia Assemblage Zone. Hist Bio. 33(11):3101–3110.
  • Martinelli AG, Kammerer CF, Melo TP, Paes Neto VD, Ribeiro AM, Da-Rosa AA, Soares MB. 2017. The African cynodont Aleodon (Cynodontia, Probainognathia) in the Triassic of southern Brazil and its biostratigraphic significance. PloS One. 12(6):e0177948.
  • Martínez RN, Apaldetti C, Alcober OA, Colombi CE, Sereno PC, Fernandez E, Malnis PS, Correa GA, Abelin D. 2012. Vertebrate succession in the Ischigualasto Formation. J Vertebr Paleontol. 32(sup1):10–30. doi: 10.1080/02724634.2013.818546.
  • Martínez RN, Fernandez E, Alcober OA. 2013. A new non-mammaliaform eucynodont from the Carnian-Norian Ischigualasto Formation, Northwestern Argentina. Rev Bras Paleontol. 16(1):61–76. doi: 10.4072/rbp.2013.1.05.
  • Martínez RN, Forster CA. 1996. The skull of Probelesodon sanjuanensis, sp. nov. from the Late Triassic Ischigualasto Formation of Argentina. J Vertebr Paleontol. 16(2):285–291. doi: 10.1080/02724634.1996.10011315.
  • Martínez RN, May CL, Forster CA. 1996. A new carnivorous cynodonts from the Ischigualasto Formation (Late Triassic, Argentina), with comment on eucynodont phylogeny. J Vertebr Paleontol. 16(2):271–284. doi: 10.1080/02724634.1996.10011314.
  • Martz JW, Small BJ. 2019. Non-dinosaurian dinosauromorphs from the Chinle Formation (Upper Triassic) of the Eagle Basin, northern Colorado: dromomeron romeri (Lagerpetidae) and a new taxon. Kwanasaurus Williamparkeri (Silesauridae) PeerJ. 7:e7551. doi: 10.7717/peerj.7551.
  • Mcphee BW, Choiniere JN. 2016. A hyper-robust sauropodomorph dinosaur ilium from the Upper Triassic–Lower Jurassic Elliot Formation of South Africa: implications for the functional diversity of basal Sauropodomorpha. J Afr Earth Sci. 123:177–184. doi: 10.1016/j.jafrearsci.2016.08.004.
  • Mestriner G, Marsola JC, Nesbitt SJ, Da-Rosa ÁAS, Langer M. 2023. Anatomy and phylogenetic affinities of a new silesaurid assemblage from the Carnian beds of south Brazil. J Vert Paleo. 43(1):e2232426.
  • Miron LR, Pavanatto AE, Pretto FA, Müller RT, Dias-da-Silva S, Kerber L. 2020. Siriusgnathus niemeyerorum (Eucynodontia: Gomphodontia): The youngest South American traversodontid? J South Ame Earth Sci. 97. doi: 10.1016/j.jsames.2019.102394.
  • Mocke HB, Gaetano LC, Abdala F. 2019. A new species of the carnivorous cynodont Chiniquodon (Cynodontia, Chiniquodontidae) from the Namibian Triassic. J Vertebr Paleontol. 39(6):e1754231. doi: 10.1080/02724634.2019.1754231.
  • Montefeltro FC, Langer MC, Schultz CL. 2010. Cranial anatomy of a new genus of hyperodapedontine rhynchosaur (Diapsida, Archosauromorpha) from the Upper Triassic of southern Brazil. Earth Environ Sci Trans R Soc Edinb. 101(1):27–52. doi: 10.1017/S1755691010009060.
  • Moro D, Kerber L, Müller RT, Pretto FA. 2021. Sacral co‐ossification in dinosaurs: the oldest record of fused sacral vertebrae in Dinosauria and the diversity of sacral co‐ossification patterns in the group. J Anat. 238(4):828–844. doi: 10.1111/joa.13356.
  • Müller RT. 2020. Astragalar anatomy of an early dinosaur from the Upper Triassic of southern Brazil. Hist Biol. 33(10):2534–2541. doi: 10.1080/08912963.2020.1814276.
  • Müller RT, Garcia MS. 2023. A new silesaurid from Carnian beds of Brazil fills a gap in the radiation of avian line archosaurs. Sci Rep. 13:4981. doi: 10.1038/s41598-023-32057-x.
  • Müller RT, Garcia MS, Fonseca AO. 2022. “A new proterochampsid (Archosauriformes: Proterochampsia) from the Late Triassic of southern Brazil and the emergence of archosaurian hind limb trait”. J Syst Palae. 20 (1):2128913. doi: 10.1080/14772019.2022.2128913.
  • Müller RT, Langer MC, Aires ASS. 2014. New dinosauriform (Ornithodira, Dinosauromorpha) record from the Upper Triassic of southern Brazil. Paleontol Res. 18:118–121. doi: 10.2517/2014PR012.
  • Müller RT, von B, Desojo JB, Nesbitt SJ. 2020. The first ornithosuchid from Brazil and its macroevolutionary and phylogenetic implications for Late Triassic faunas in Gondwana. Acta Palaeontol Pol. 65:1–10. doi: 10.4202/app.00652.2019.
  • Murchison RI. 1859. On the sandstones of Morayshire (Elgin) containing reptile remains; and on their relations to the Old Red Sandstone of that country. Q J Geol Soc London. 15:419.
  • Nesbitt SJ, Butler RJ, Ezcurra MD, Charig AJ, Barrett PM. 2018. The anatomy of Teleocrater rhadinus, an early avemetatarsalian from the lower portion of the Lifua Member of the Manda Beds (~Middle Triassic). In: Sidor CA, Nesbitt SJ, editors. Vertebrate and climatic evolution in the Triassic rift basins of Tanzania and Zambia. Society of Vertebrate Paleontology Memoir 17. J Vertebr Paleontol. 37(6, suppl):142–177. doi: 10.1080/02724634.2017.1396539.
  • Nesbitt SJ, Flynn JJ, Pritchard AC, Parrish JM, Ranivoharimanana LWAR. 2015. Postcranial osteology of Azendohsaurus madagaskarensis (?Middle to Upper Triassic, Isalo Group, Madagascar) and its systematic position among stem archosaur reptiles. Bull Am Mus Nat Hist. 398:1–126. doi: 10.1206/amnb-899-00-1-126.1.
  • Nesbitt SJ, Langer MC, Ezcurra MD. 2020. The anatomy of Asilisaurus kongwe, a dinosauriform from the Lifua Member of the Manda Beds (~ Middle Triassic) of Africa. Anat Rec. 303(4):813–873. doi: 10.1002/ar.24287.
  • Nesbitt S, Sidor C, Irmis R, Angielczyk KD, Smith RMH, Tsuji LA. 2010. Ecologically distinct dinosaurian sister group shows early diversification of Ornithodira. Nature. 464(7285):95–98. doi: 10.1038/nature08718.
  • Norman DB, Baron MG, Garcia MS, Müller RT. 2022. Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zool J Linn Soc. 196(4):1273–1309. doi: 10.1093/zoolinnean/zlac062.
  • Norman DB, Witmer LM, Weishampel DB. 2004. Basal ornithischia. Dinosauria. 14:325–334.
  • Novas FE. 1992. Phylogenetic relationships of the basal dinosaurs, the Herrerasauridae. Palaeontol. 35:51–62.
  • Novas FE. 1994. New information on the systematics and postcranial skeleton of Herrerasaurus ischigualastensis (Theropoda: Herrerasauridae) from the Ischigualasto Formation (Upper Triassic) of Argentina. J Vertebr Paleontol. 13(4):400–423. doi: 10.1080/02724634.1994.10011523.
  • Novas FE. 1996. Dinosaur monophyly. J Vertebr Paleontol. 16(4):723–741. doi: 10.1080/02724634.1996.10011361.
  • Novas FE, Agnolin FL, Ezcurra MD, Müller RT, Martinelli AG, Langer MC. 2021. Review of the fossil record of early dinosaurs from South America, and its phylogenetic implications. J South Amer Earth Sci. 110:103341. doi: 10.1016/j.jsames.2021.103341.
  • Oliveira TV, Soares MB, Schultz CL. 2010. Trucidocynodon riograndensis gen. nov. et sp. nov. (Eucynodontia), a new cynodont from the Brazilian Upper Triassic (Santa Maria Formation). Zootaxa. 2382(1):1–71. doi: 10.11646/zootaxa.2382.1.1.
  • Owen R. 1842. Report on British fossil reptiles. Part II. Rep Br Assoc Adv. 11:60–204.
  • Owen R. 1861. Palaeontology, or a Systematic Summary of Extinct Animals and their Geological Relations. 2nd ed. Edinburgh: Adam and Charles Black; p. 1–463.
  • Pacheco CP, Martinelli AG, Pavanatto AE, Soares MB, Dias-da-Silva S. 2017. Prozostrodon brasiliensis, a probainognathian cynodont from the Late Triassic of Brazil: second record and improvements on its dental anatomy. Hist Biol. 30(4):475–485. doi: 10.1080/08912963.2017.1292423.
  • Pacheco CP, Müller RT, Langer M, Pretto FA, Kerber L, Silva SD. 2019. Gnathovorax cabreirai: a new early dinosaur and the origin and initial radiation of predatory dinosaurs. PeerJ. 7:e7963. doi: 10.7717/peerj.7963.
  • Paes-Neto VD, Desojo JB, Brust AC, Ribeiro AM, Schultz CL, Soares MB. 2021a. The first braincase of the basal aetosaur Aetosauroides scagliai (Archosauria: Pseudosuchia) from the Upper Triassic of Brazil. J Vertebr Paleontol. 41(2):e1928681. doi: 10.1080/02724634.2021.1928681.
  • Paes-Neto VD, Desojo JB, Brust ACB, Schultz CL, da-Rosa AAS, Soares MB. 2021b. Intraspecific variation in the axial skeleton of Aetosauroides scagliai (Archosauria: Aetosauria) and its implications for the aetosaur diversity of the Late Triassic of Brazil. An Acad Bras Cienc. 93:e20201239. doi: 10.1590/0001-3765202120201239.
  • Paes-Neto VD, Lacerda MB, Ezcurra MD, Raugust T, Trotteyn MJ, Soares MB, Schultz CL, Pretto FA, Francischini H, Martinelli AG. 2023. New rhadinosuchine proterochampsids from the late Middle-early Late Triassic of southern Brazil enhance the diversity of archosauriforms. Anat Rec. 307(4):851–889. doi: 10.1002/ar.25294.
  • Pavanatto AEB, Pretto FA, Kerber L, Müller RT, Da-Rosa AAS, Dias-da-Silva S. 2018. A new Upper Triassic cynodont-bearing fossiliferous site from southern Brazil, with taphonomic remarks and description of a new traversodontid taxon. J South Am Earth Sci. 88:179–196. doi: 10.1016/j.jsames.2018.08.016
  • Piechowski R, Dzik J. 2010. The axial skeleton of Silesaurus opolensis. J Vertebr Paleontol. 30(4):1127–1141. doi: 10.1080/02724634.2010.483547.
  • Piechowski R, Tałanda M. 2020. The locomotor musculature and posture of the early dinosauriform Silesaurus opolensis provides a new look into the evolution of Dinosauromorpha. J Anat. 236(6):1044–1100. doi: 10.1111/joa.13155.
  • Pretto FA, Langer MC, Schultz CL. 2018. A new dinosaur (Saurischia: Sauropodomorpha) from the Late Triassic of Brazil provides insights on the evolution of sauropodomorph body plan. Zoo J Lin Soc. 185:388–416.
  • Pretto FA, Müller RT, Moro D, Garcia MS, Neto VDP, da-Rosa ÁAS. 2022. The oldest South American silesaurid: New remains from the Middle Triassic (Pinheiros-Chiniquá Sequence, Dinodontosaurus Assemblage Zone) increase the time range of silesaurid fossil record in southern Brazil. J S Am Earth Sc. 120:104039. doi: 10.1016/j.jsames.2022.104039.
  • Pretto FA, Schultz CL, Langer MC. 2015. New dinosaur remains from the Late Triassic of southern Brazil (Candelária Sequence, Hyperodapedon Assemblage Zone). Alcher: An Aust J Palae. 39(2):264–273.
  • Price LI. 1946. Sobre um novo pseudosuquio do Triássico Superior do Rio Grande do Sul. Boletim Divisão de Geología e Mineralogía. 120:1–38.
  • Ray S. 2015. A new Late Triassic traversodontid cynodont (Therapsida, Eucynodontia) from India. J Vert Pale. 35(3):e930472.
  • Reig OA. 1963. La presencia de dinosaurios saurisquios en los “Estratos de Ischigualasto” (Mesotriásico Superior) de las provincias de San Juan y La Rioja (República Argentina). Ameghiniana. 3(1):3–20.
  • Santa Luca AP. 1980. The postcranial skeleton of Heterodontosaurus tucki (Reptilia, Ornithischia) from the Stormberg of South Africa. Ann S Afr Mus. 79:159–211.
  • Schmitt MR, Martinelli AG, Kaiuca JFL, Schultz CL, Soares MB. 2023. Old fossil findings in the Upper Triassic rocks of southern Brazil improve diversity of traversodontid cynodonts (Therapsida, Cynodontia). Anat Rec ar25244. 307(4):1474–1514. doi: 10.1002/ar.25244.
  • Schultz CL, Martinelli AG, Soares MB, Pinheiro FL, Kerber L, Horn BL, Pretto FA, Müller TE, Melo TP. 2020. Triassic faunal successions of the Paraná Basin, southern Brazil. J South Amer Earth Sci. 104:102846. doi: 10.1016/j.jsames.2020.102846.
  • Seeley HG. 1888. On the classification of the fossil animals commonly named Dinosauria. Proc R Soc Lond B Biol Sci. 43:165–171.
  • Sereno PC. 1999. The evolution of dinosaurs. Science. 284(5423):2137–2147. doi: 10.1126/science.284.5423.2137.
  • Sereno PC, Arcucci AB. 1994. Dinosaurian precursors from the Middle Triassic of Argentina: Marasuchus lilloensis, gen. nov. J Vertebr Paleontol. 14(1):53–73. doi: 10.1080/02724634.1994.10011538.
  • Silva FO, Martinelli AG, Ferigolo J, Ribeiro AM. 2023. A new herrerasaurid dinosaur record from southern Brazil (Upper Triassic) and its faunal association. Rev Bras Paleontol. 26(2):97–113. doi: 10.4072/rbp.2023.2.02.
  • Silva FO; Martinelli AG, Pretto F, Ferigolo J, Ribeiro, AM. 2024. First Sauropodomorpha (Dinosauria) for the Vila Botucaraí site (Hyperodapedon Assemblage Zone, Candelária Sequence), Rio Grande do Sul, Brazil. J South Amer Earth Sci. 140:104927. doi: 10.1016/j.jsames.2024.104927.
  • Silva FO, Ribeiro AM, Ceccagno FM, Ferigolo J. 2022. Hyperodapedontinae do Sítio Predebon (Zona de Associação de Hyperodapedon, Triássico), São João do Polêsine, Rio Grande do Sul, Brasil. Paleontol em Destaque. 38:106. doi: 10.4072/paleodest.2023.38.78.
  • Soares MB, Abdala F, Bertoni-Machado C. 2011. A sectorial toothed cynodont (Therapsida) from the Triassic Santa Cruz do Sul fauna, Santa Maria Formation, Southern Brazil. Geodiversitas. 33(2):265–278. doi: 10.5252/g2011n2a4.
  • Sullivan RM, Lucas SG. 1999. Eucoelophysis baldwini a new theropod dinosaur from the Upper Triassic of New Mexico, and the status of the original types of Coelophysis. J Vertebr Paleontol. 19(1):81–90. doi: 10.1080/02724634.1999.10011124.
  • Tupí-Caldas JL. 1933. Contribuição ao estudo do fóssil da Alemoa, Município de Santa Maria, Rio Grande do Sul. In: Tupi-Caldas JL, editor. Curso Geral de Mineralogia e Geologia, aplicada ao Brasil. 2nd ed. Porto Alegre: Edições da Livraria do Globo; p. 333–339.
  • von Huene F. 1928. Ein Cynodontier aus der Trias Brasiliens. Centralb f Min Geol u Paläont. 1928;(B):251–270.
  • von Huene F. 1936. 2. Lieferung (Cynodontia). Die fossilen Reptilien des südamerikanischen Gondwanalandes an der Zeitenwende. Ergebnisse der Sauriergrabungen in Südbrasilien _1928/29. München: Franz F. Heine; p. 93–159.
  • von Huene F. 1938. Die fossilen Reptilien des südamerikanischen Gondwanalandes. Ergebnisse der Sauriergrabung in Südbrasilien 1928/29. Neues Jahrbuch für Mineralogie, Geologie und Paläontologie, Referate. 1938:142–151.
  • Zerfass H, Lavina EL, Schultz CL, Garcia AJV, Faccini UF, Chemale J. 2003. Sequence stratigraphy of continental Triassic strata of Southernmost Brazil: a contribution to Southwestern Gondwana palaeogeography and palaeoclimate. Sedimentary Geology. 161(1–2):85–105. doi: 10.1016/S0037-0738(02)00397-4.

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.