#NEXUS [!This data set was downloaded from TreeBASE, a relational database of phylogenetic knowledge. TreeBASE has been supported by the NSF, Harvard University, Yale University, SDSC and UC Davis. Please do not remove this acknowledgment from the Nexus file. Generated on September 21, 2025; 4:31 GMT TreeBASE (cc) 1994-2008 Study reference: Langer M.C., Bittencourt J.S., & Schultz C.L. 2011. A reassessment of the basal dinosaur Guaibasaurus candelariensis, from the Late Triassic Caturrita Formation of South Brazil. Earth and Environmental Science Transactions of the Royal Society of Edinburgh, 101: 301-332. TreeBASE Study URI: http://purl.org/phylo/treebase/phylows/study/TB2:S13058] [ The following blocks are input data for analysis step 9708 ] BEGIN TAXA; TITLE TaxaForAnalysisStep9708; DIMENSIONS NTAX=42; TAXLABELS Aetosaurus_ferratus Allosaurus_fragilis Arizonasaurus_babbitti Batrachotomus_kuperferzellensis Ceratosaurus_nasicornis Chindesaurus_bryansmalli Coelophysis_bauri Cryolophosaurus_ellioti Dilophosaurus_wetherelli Dimorphodon_macronyx Dromicosuchus_grallator Dromomeron_gregorii Dromomeron_romeri Effigia_okeeffeae Efraasia_minor Eocursor_parvus Eoraptor_lunensis Erythrosuchus_africanus Eucoelophysis_baldwini Eudimorphodon_ranzii Euparkeria_capensis Guaibasaurus_candelariensis Herrerasaurus_ischigualastensis Heterodontosaurus_tucki Lagerpeton_chanarensis Lesothosaurus_dianosticus Liliensternus_liliensterni Marasuchus_lilloensis Piatnitzkysaurus_floresi Pisanosaurus_mertii Plateosaurus_engelhardti Postosuchus_kirkpatricki Revueltosaurus_callenderi Sacisaurus_agudoensis Saturnalia_tupiniquim Scutellosaurus_lawleri Silesaurus_opolensis Staurikosaurus_pricei Syntarsus_kayentakatae Tawa_hallae Velociraptor_mongoliensis Zupaysaurus_rougieri ; END; BEGIN CHARACTERS; [! TreeBASE Matrix URI: http://purl.org/phylo/treebase/phylows/matrix/TB2:M13740] TITLE Character_Matrix_A; LINK TAXA = TaxaForAnalysisStep9708; DIMENSIONS NCHAR=315; FORMAT DATATYPE=Standard SYMBOLS= "0 1 2 3 4" MISSING=? GAP= -; MATRIX [ 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 ] [ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ] Aetosaurus_ferratus 10100000111000011010011002010?00?10000000011010?011012002011000??12?1?00000?????1???001000110??21??1??0001000010?111??????????????????????0?000000???0001?01010000000110110?00??00000???00000?{01}000?00000000000???00?0000000?0011000100000000000000?00000?10?000010??0????0??????????????????1?1?21?????????0??0???210012112 Allosaurus_fragilis 210010112001011011?00010021001011111111001010000000013000000111001211100011111??02??001111100000001001001000000001111011101011120001011100000011111111110101011110110100010112111101111?1??101211002021011100110111021111121?02000220020001010001110000210111211010111010111010021100111??0?01???2111011000110101200??????1 Arizonasaurus_babbitti ??????1????00?00??00011000000100???????000?100000000?000200000001001100000000011?010001?001?000001101100000000000111000010?0000000010?0000?11000100???0010?1010?????????????????????????????00100010020000?001110021111100011?10000100000001001000100?0????????????????????????????????????????????????????????????0??????? Batrachotomus_kuperferzellensis 2?0?000?10010100101001100000111101001001100110011000?00020000001112110011000?01111110011101?00000110110000000000011100000000000000211000100010001001000010?101000000011110??????????????????001000100000001001100010010100011010000100000001001010000000010000001010010000??????0??1????110?101021?100000??000?10?2111?10?0 Ceratosaurus_nasicornis 2000101100010000010001000000010011111110010100120000130000?01?10012111000001111010??001111100??00000?10010000000011010010111111200010101011??01111?110?10111011??????10???011???10???1??010?01211?0212??111000???110??111?21?020002100200010100111?00002100012110?01100100?????02110?111??1???????1110110100101???????????? Chindesaurus_bryansmalli ???????????????????????????????????????????????????????????????????????????????????????????????????????????????????1?????0?????200?1??00??00?0????100????????????????????????????????????????0???0???2?0??100??????1??????????10002102100110110000?000020011010001?????????????0101?11?1??????????????????????????????????? Coelophysis_bauri 1110111110111?0002000101100001?010111000010100100001130010?0101001211110000111???00?0011011000?00000?100?0000000011111001111111110010000001000111010111111?0?111101101000101121110011113010111211102121111100111011?11111021?12000210210011210011110000210111111010111011111010010100111??1?01???21111110100101012?0????0?? Cryolophosaurus_ellioti ???????????????01?00???1???0??0??11111101100??000000?3000?001?10?1?????00101????0??????1111??????010?10????0??0?01?1??????????12?001000100?????1???0?????????????0???1????????????????????????????02?21?11??0????1???111??????2000210?200112100011?0?00??????1??0????????1?????01?10?1????1??1???211??????????????????????1 Dilophosaurus_wetherelli 11101?11100?1?001100??00101001?0??11110??101000??00113000000????012111000101110??2??001111?00000001001?010000000011110000111111200010?0100000011101??1?111?1011110010100010112??10011112010111211002121011100?110?1011111121?0200021?120001210001110?002101112110101110?1111010010100111??0?01???2111111000010101200??????1 Dimorphodon_macronyx 2100??1?2010000?11?0011000000?????00000???010?0?00000??00??0????????????????????????101?20?00??00??0?00??01?0000?1?1????1?1??????00?1??000?????????010??????110000110?????1?0???00000?110?1?000100?000100?00000??00????0000?0110000?00000000??001020000000?00?000?0??1?00?11000?0?1??101??1??1?????110001?001??1?000??????? Dromicosuchus_grallator 2000000?200011111100000001001?1000010001111110?1?10011102110????????????100?????????001?011?000?021011000000000001?1????????0??0000?1???000?0000000?00201011111001110011?00100?10???????????00110010000100?00????01??????????010000100000100001010?00000010000001001011000?????00??1????11021011?1?11?00???????????11101000 Dromomeron_gregorii ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????1111001?01010100000111011110000000000?????00??????1????????1?????????????????????????????????? Dromomeron_romeri ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????1111001100010102?001110111100000000000101?00??????10?1001011?1?01???2?1???????????????0??????? Effigia_okeeffeae 011000104??0?20???01?111000000000000000011?000120010???000?1000001211010?????111?0?0001?001000?01001000102????????11???000?01?0?1101??000111111011?0110?00?1001??0?10?1?000100??00?000??????10110000021010?00111102122100001??30100??0000011??101110000001?0100010010100010000100?0??00011011?1?11?10000001010100?10??????0 Efraasia_minor 0?001?1010010101?20000?000000100??11000001?1001????00??1?000????01210100000011??1???011?01??000000?1?000?001001001?11??010?001100?01000000000000001001?110?0?1110011110001010?01011?111?000?0020000002100010010??1100121002110100021021000111100110000020000011101011100011111001010?111??0?01???2011010000011101100??????1 Eocursor_parvus ???????????????????????????????????????????????0????????????????01210100??????????????????1??100?001??10?0?1011?11?1????????0?0001?0??00?10?001?1?0?????11????11?0?101??????????????????????00210001020000?11????01??10?0021?110002101200011110010?000020000?2010101?10??1??????1???????????????????11???000???????0??????? Eoraptor_lunensis 00010?00100112000100000100000?0011111000?10100?0000013001000101?012?1?0?00??????????001?011000?00000?????000?00?0101???00??001?0??0?0000200000?000?0?1?110?0?11110110100010111??1001110??1010020000112?00110011???10011000??11??0??1?110?0???100????00020010?1000101?10??11111??10?0??1???0?0????2?11110000?1?1?1?00??????1 Erythrosuchus_africanus 00010001200002001000000000000000000010000000000000001010000000001000000000000000000000001000000000000100000000000110000000?00000000010?000000000000000??1000?001?000101?000?00??01??0???000?0000001000000000000??000000000010001000000000001??00000000000000000000010000010000000?00?00?0000000000?000000000001000?0??????? Eucoelophysis_baldwini ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????10????????????????????0??12001??1110001???0??1100010?100??????????????????????????????????????????????0??????????????? Eudimorphodon_ranzii 1110???010100?0?0200011000000??0??0?000???0?????0?00000?0??1????????????????????????10??0?100?000000?00?001?0000?101????1???0000000?1?0?0?00?????0?01000????110000110?0?001??????00000110?110?0100???0?00?00000??00??0?0000001????????0?00??2??????0?0??????0?????????????1?0???0?1??1????1?01?????11?001?1??0110000??????1 Euparkeria_capensis 000100000000?000010000000100000000000000000100000000{01}0002000000010100000000000001000000000000000000011000000000001000000000000000010000010000000000000001000?00000010000000000??010?000?00000000000000000000000??0000000000100010001000000000000000000000000000000000?00000000000?00?0000000000010?000000000000000010100000 Guaibasaurus_candelariensis ???????????????????????????????????????????????????????????????????????????????????????????????????????????????????1???????????????10?0?000010000110?1???0????1110??0????10112???111111?01??00200102021?0200010??1?0{01}121??2110?????1?11?00??11????1?0002??10010?010???????11110010100?11000?01????0?101?000?11?01200??????1 Herrerasaurus_ischigualastensis 20010?00100101000100000000000?0000100000?10100000000030010001?1?012111000000?1??1???001101100??00000?100?000000001111000?01001100101??0020000000001011?11?????111011010000011201100110130101002000000210001001110110112000201010102102100110110011?0000200100101010111001111110010101111??0?01???2011110000011101100??????? Heterodontosaurus_tucki 000100000011101100001000000001000000000011010002000003001000101?0121?110000111???0??001101111?0{02}000100120{02}11100111111000000001000000?000211?0011100001?111?0?1110011010001011000100001120000?021000002100011110??01??100002011?0??????20?010110010?0000200001101??0110???111000?1?10?1?1??1?01?????111100?00101?1200??????2 Lagerpeton_chanarensis ???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????0??000000000?????????????????????????????????????????0000000000000000000??0000000000001111001100010?0100010?0010100?0000000010100011100110?1001011?1?01???2011100000000001200??????? Lesothosaurus_dianosticus 00010?0?3000001101001000000001000000000011010000000003000010101001210100000??1??10??00110111110000010112000101101111????000001000000??0001??0?111?0??1??110???1100?1000?01010???000?00??000000210?0102100011110??01??1000021111000210120001011?0100000020000020101?111?00?????001?100111??0?01???21111100000101???00??????? Liliensternus_liliensterni ??????????????000?000??1100?0???????????????0?????01?3?020??1110??????????????????????1?????000?0?????00100000000111???011??11010001??010?0?00??10???1??1??101111011010001011???1???????????1121110212001110011101101111??21?020002101200012100011?00002101111110101110001?????010100111??1??1???21111???000101???0???????? Marasuchus_lilloensis ????????????????????????????????????????????????????????????????01210000?001100????0???????????????????????????????101000?0000000000?00000000000000000??1?????1000?101???0??????????????????0000000000100000010??1100000001011100001001001100000?0?00001000000000101010000110010101001001?010000100111000000000012?0??????? Piatnitzkysaurus_floresi ??????????????00?1000?00001001?????????00???????????????????????01211100?11111???2?1??1??1????????????????00000001?1?011?01111120001??11001?0011111??1??1??1011110010100????????????????????0?211002021111?00?1101??1111?121?02000220020001?100011?00002101112110100110101?10100?1???????????????2??1??????1??????????????? Pisanosaurus_mertii ???????????????1?1?01??0????????????????????????????????????????????????????????????0?????????000001?01200?1111111?1?????0?0???0000???00??????????????????????????????????????????????????????????0?????????0?????????????2???????????????????001??0000?0000010001011100?1?????01010?111??0?01???21111???0?01??????0??????? Plateosaurus_engelhardti 01001010200101010200001001000100111100000101001000000301000010100121010000001101?20?0111?1100101000110001001011001111100001001100001001000000001001000011000?111001111000101010101111112000000200000021000100110011001210021101000210210001111001100000200000111010111000111110010101111??0?01???2011010000011101100??????? Postosuchus_kirkpatricki 0001000010000101010000020101111101001001101110011100111031000001112110?110012011??1?00111111000201101100000000000111??00???????000?1?00000000000000??0??1011011001000111?00100??00???0??0000001?0010000000????????1??1110001?010000100000000001010?00000010000001011011000?????00?01?0001102101111?10000001010110?0111?100? Revueltosaurus_callenderi 000000002000030101101001020101000000000010010100011012002000000011211000000?20????0?001?001?00000000110000110000?1110000000001000020100011000000000000?01001010000000110110?0???000?0?0?????0000000000000000000??000000000000011000100000000000000000000010000001000010000?000100?00?0001101101021010?0000?000000??10012112 Sacisaurus_agudoensis ??????????????01?000000000000?????????????????????????????????????????????????????????1?????0?101????????101001110?1????????????????????????????????????1?????1?????????????????????????????002???010?0000100?0??1????????????100111011100010000???100010010110001????????????????????????????????????????????????????????? Saturnalia_tupiniquim ???????????????????0????0?????????11??????????1??????????????????1????????0??????????1?????????0?????????001001001?1???0???0??100001??0000000000001001??1000?111000111??010?????????????????002000010110001001100110012100211010002102100111110011?0000200001111010111001111110010101111??0?01???2011110000011101?00??????? Scutellosaurus_lawleri ??0??0?????????10??01??000?????????????00??10??2???????00??????0???????0?????1??????0?1?????110{02}0????1????01011011?10???00?00??0?000??00?00??0???00?00?11??0?000001101000???????0???????????0?21000102?100111?????1??0?????1111000?1?12000?0110010000002000002010?01?10001?????010100111????01???21110?????0??????01???000? Silesaurus_opolensis 0?0?000?20?0000100000000000001?000?0???00?0100100000?10020001??00021010000011001?001001?00100112100101000100001010111100100000000001000000000000110000??110101100001010?000?00??0???????????0020000101000010010??110110000111012011101110{01}01000010110001001011000101110001?1???0101001010?0?01???2011110?00010101210??????? Staurikosaurus_pricei ????????????????????????????????????????????????????????????????????????????????????????????00000?00??00?000000001?1???0????01?00?????000000000?00101???????????????????????????????????????002000000210001001110110111?00?011?000210110011111001??00002001001000101110001?????????????????????????????????????????0??????? Syntarsus_kayentakatae 1110111110111?000200010110000?00??1110?0010100100000130020?0???????0???0000111??1???001101100??00????1001000000001?1?10011111111100?0?00??1??01111???11111?10111101?01??0?01????1?????12010?1?2?1102121??1100111011?1?111?21?020002?0210011210011110000210111111010110?111?101001010?111??1??1????1111110?00101???0???????1 Tawa_hallae 1110000000111?0001000?0000000100??110000010100000001?30000?01?1001211?000000?11?1001001?011000000000??00?000000001?111?011111111010100??000000?000?011?111????11101101000001120010011012010101200001120001100?110?101?1???2??12000220110001210001110000200110100010111000111110010101111??0?01???2111110000010101200??????1 Velociraptor_mongoliensis 01001011100100101110000010100100111111100101001000000310000011100121?1001111111?????0011011000000000?100100000000111??11???????????10?01?01001111110?11101?1111100110100000012111000111?1??101211002021011110111011?20010020102010220?200010100011100002101?12110?01?0010?11???02110?111??1?01????111011000010101200??????1 Zupaysaurus_rougieri ??????????????0012000?0110100????11110100100?000000113010000????0?211?00000???????????11011?0??000?0?10??000?00?01??????0????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????11101????0??1?????010100111??0??????2????????????????????????? ; END; [ The following blocks are output data for analysis step 9708 ] BEGIN TREES; TITLE Imported_trees_A; LINK TAXA = TaxaForAnalysisStep9708; TREE Figure_19A = [&R] (Erythrosuchus_africanus,(Euparkeria_capensis,(((Revueltosaurus_callenderi,Aetosaurus_ferratus),((Arizonasaurus_babbitti,Effigia_okeeffeae),(Batrachotomus_kuperferzellensis,(Postosuchus_kirkpatricki,Dromicosuchus_grallator)))),((Eudimorphodon_ranzii,Dimorphodon_macronyx),((Lagerpeton_chanarensis,(Dromomeron_romeri,Dromomeron_gregorii)),(Marasuchus_lilloensis,((Eucoelophysis_baldwini,(Sacisaurus_agudoensis,Silesaurus_opolensis)),((Eocursor_parvus,Lesothosaurus_dianosticus,Scutellosaurus_lawleri,(Pisanosaurus_mertii,Heterodontosaurus_tucki)),((Saturnalia_tupiniquim,(Plateosaurus_engelhardti,Efraasia_minor)),(Guaibasaurus_candelariensis,(Staurikosaurus_pricei,(Herrerasaurus_ischigualastensis,Chindesaurus_bryansmalli)),(Eoraptor_lunensis,(Tawa_hallae,((Coelophysis_bauri,Syntarsus_kayentakatae),(Liliensternus_liliensterni,(Zupaysaurus_rougieri,(Cryolophosaurus_ellioti,(Dilophosaurus_wetherelli,(Ceratosaurus_nasicornis,(Piatnitzkysaurus_floresi,Allosaurus_fragilis,Velociraptor_mongoliensis))))))))))))))))))); [! TreeBASE tree URI: http://purl.org/phylo/treebase/phylows/tree/TB2:Tr55332] END;