#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 16, 2025; 6:23 GMT TreeBASE (cc) 1994-2008 Study reference: Taylor M.P., Wedel M.J., & Cifelli R.L. 2011. A New Sauropod Dinosaur from the Lower Cretaceous Cedar Mountain Formation, Utah, USA. Acta Palaeontologica Polonica, 56(1): 75-98. TreeBASE Study URI: http://purl.org/phylo/treebase/phylows/study/TB2:S13086] [ The following blocks are input data for analysis step 9735 ] BEGIN TAXA; TITLE TaxaForAnalysisStep9735; DIMENSIONS NTAX=32; TAXLABELS Alamosaurus Amargasaurus Apatosaurus Barapasaurus Barosaurus Brachiosaurus Brontomerus Camarasaurus Dicraeosaurus Diplodocus Euhelopus Haplocanthosaurus Isisaurus Jobaria Limaysaurus Losillasaurus Malawisaurus Mamenchisaurus Nemegtosaurus Nigersaurus Omeisaurus Opisthocoelicaudia Patagosaurus Prosauropoda Rapetosaurus Rebbachisaurus Saltasaurus Shunosaurus Suuwassea Theropoda Vulcanodon Xenoposeidon ; END; BEGIN CHARACTERS; [! TreeBASE Matrix URI: http://purl.org/phylo/treebase/phylows/matrix/TB2:M13780] TITLE Character_Matrix; LINK TAXA = TaxaForAnalysisStep9735; DIMENSIONS NCHAR=331; FORMAT DATATYPE=Standard SYMBOLS= "0 1 2 3 4 5 6" MISSING=? GAP= -; MATRIX [ 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 ] [ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ] Alamosaurus ?????????????????????????????????????????????????????????????????????????????????????????????2????12???0??11201?001???00??1??0020101???1??110?11?0?111???113?????000231200000011001100011111101?????0?010121??01101211?1110021?11011111101010011213?1112111112??1?111211?????00111110?01111?1?1?1???11??0?1???????????????????????????????0 Amargasaurus ??????????????????????001?0?11101221021111????????????????????11011121001101?0??????????????????????????4111??0?10100131150?1?020111???01?0?101?10?00001?112???2???2?0???0?????????????????0??????????0?????11??1??0?1??????????0010010?1100100??0????????????????111111?????????????11111?101?001?1??????????????????????????????????????0 Apatosaurus 30102211011012011112?111100101110121121011111101110011110210????10102001000101???????????11?230?2212???161132200101100221521120201010010111110{34}211000000010211121021110100011111012111110000000132110001201111011100110001101?00001001001100100110211111000101110110011111101000001011111121011001111011110111111011111111121111{01}1121111110 Barapasaurus ?????????????????????????????????????????????????????????????????????????????????????????????????1?0??????10000?0010?000??011?02000100?01?1100001020000001011001?0?0?0?0?0?????????100????00?0000?????0?2?00??01??0000??00?0????0?1?010?11?110?100???????????????01?0110?010100010?0011?112101100?0?10111?1???1?1????010????????????1??11?0 Barosaurus ??????????????????????????????????????????????????????????????????????????????????????????????????????????1?2200?11210121?11111101010??01?1?1?311100000??102?????0211101011?1111013111110?10010??2110?0?2?11??1?11????00?01??????0?0???0???????????????????????????0???11110100010101111?1???1???111???1????111?????????11????1???????????0 Brachiosaurus 1101121010011111101?100011010110012011101111110002011110010011100010101110000010121111112111110111120001401322000111000013211201010112001111103110020110000211111010100010010011011100000000100???10111??0202201110101100110200000100100110110012011111201111101111111111011101010110111112111100111101111111111100111101012?101110?1?111?0 Brontomerus ???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????100001?0?????110????????1?0?2????????2?????????????????????????????????????110110??????????????????????????????????????????????????????????????????? Camarasaurus 110112101001101110121000110101100121111011101100020111101100111000101001000000100211111111111111011201013013120000100031132112020001100011110021101201000002111110101000000100110111000000000000001001?11020210111010100011000000010010011011001{12}011111101010111011001111011100010110111112101100111101111011111100111101012110111021111110 Dicraeosaurus 3010?21101?????????2??101?0011101??1121011?????????0????1??0?1010101210001010?110????0???1?123??2212?1003?110{12}00{01}01{01}01321300120211110{02}001010001{12}1{01}0000000112110210?2111{01}00011{01}110131001100000000{23}111010?201111?11??0010000?0????001001001101100110???????????????1100011111010000010111111210110011110111101111111??11111?1?11?1??????11??0 Diplodocus 3010221101101201111211111001011101211210111111011100111102101101101020010001011102011001?11123002212110061132200011{12}10321521121201010010111110{34}{12}101000000102111210211101011111110131111100100101321100012011111111000100001010000010010011011001?0???????????????110011111101000001011111121011001111011110111111?0111111112111111121?11110 Euhelopus 11010100000111?01?12?0??1?0?01???1??1?1?????110002011110???0?1????????????????10021??????101?111011201016?101?1101110012111????1?1?1???111111???10?111010003?1??1??0??????????????????????????????101?1???????01100010??00?0????1?1001011????????????????????????110121??01110001?110???1??11?100?111011?1011111??0?111010121??11???11111?0 Haplocanthosaurus ?????????????????????????????????????????????????????????????????????????????????????????????????????????01{01}11000010000011211101001110001111013{12}110100001002111110?010000001001101110000100000????1?010??02???011100010?00?02?00?????????????????????????????????110011110101000101101111121011001????????????????????????????????????????0 Isisaurus ??????????????????????????????????????????????????????????????????????????????????????????????????????????11??10001000001?1?1?0201011?001111100110?0110?11?3110????0???200000011000100001011100???1???1?0120??01??1010??10??????111101111101011??????????????????11112111011000111111?????????????????????????????????????????????????????? Jobaria 11010?101001101110121000100101100110111011?01100?20?1????1?0?10??010??010?00??000????0????00111?0110000?3?13??0000100000120?????00?1????1?111???1??000?0?1021???10101000?00?00110??10000?00000000?100?011??021011?0101??0000????0?1?010?11?11001?00111?1?001011101100111?01???0010?1?11?11?10110011?101?1101??111?011110??1111????????????0 Limaysaurus ?????????????2????0???000?1?01100???1??????0????120????????0??21001020?110011???????????????????2212??1???13??00101001001312?002011100?01????012?0?000???11??????01210000001001100010011?00000??{12}2110????02?111111020???01102??1101?000?11011001?0?????00??1??????1??01??0101000101101111?2101?001?11????1?111??????10001?1211????????????0 Losillasaurus ?????????????????????????????????????????????????????????????????????0???1????????????????????????????????110100???10?00??1???0??11100?01???0??110?2000?1?1???0????0???1?0?0000000310?0?????????????????????????????????????00000??00100????????2?????1????????????000???010???1??????????????????????????????????????????????????????????? Malawisaurus ?1?11?????00?0??????1??????????10????????????????20???100??1??10011?10020??0??100??????1?1?1?????1120101??101010?111000005???0?2?1011?00111?0?1??1?11101??131??????01??200000011101100001010100??01010??0120????????????00?02??11?1?010?1110000110??1???111?1????????????????10111110??????11?????1??11?1?0?????????????????????1????1?11?1 Mamenchisaurus 1101?{12}??????111010020000??0101000110?110?1?01????2011?10?100?1011010?0?10?0???100101100111?111110111010160100?0101110011130?1201?001?0??1?11001110?1010000021?{01}11?101102200100000111000000?000000?10000?20012111??0?????00??0???0?1?010?11?110?1101101?1?00?01????10001010??100010100110112101100?11?01???1000111??11?1010?2?10111?11??1??0 Nemegtosaurus 2001?21?0??0?2?110111000110101010221?11010101110021?111?210111100110111200100?10111??000?111120122121001??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? Nigersaurus 30?0????00??12011?0???001?1?001?????????????1????20???????????0??0102?01??01??10?200?????1?022012212101???1???00?01???00??2???????????????????????????????????????????????????????????????????????110?0???????11??020??00????????????????????????????????????????????????????????????00???????????????????????????????????????????????????? Omeisaurus 01010{12}00000110001012?000??0001100110111011001100020111???10??10100101?0?00000?10000?1????10111110111?10160130?01010?000013111202001100?01111002110000000000210?01?10100{01}000100000111000000?0000??0100??0200121010?000?00001000000010010011001001{12}02100110001011100100010101010001010011011210100010110101??00010101111111012110111011111110 Opisthocoelicaudia ???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????1?41210?1110113001011101211?111111?03110?1?00221300010011011100101110100030????110120210110001111110121111111111101010111213?1112111112??1111?2111010010111110111112211111?11111012011111111111101012110111021011110 Patagosaurus 11???{12}00000110?01??????????????????????????????????1??????????????????????????100????????1???11?0112?001??10010?001000001?1111020011000010110021102000000102??01???0???000?1?????101??0000?0000???1?0?0??00???011?0?0???0010????0010010?1101100100????????????????1001101010100010100110112101000101001??????????????010??1???????????????0 Prosauropoda 00000000000000000{01}0{01}0000000{01}000000{01}000000000000000?000000000001000000001000000000000000000000010000000001000001000000000000?01000000?000000000000000000000000000001000000000000000000000000000000000000000000000??0000000000000000000100001?00000000000001000000000?0000000000000000000{01}000000000000000000000000000000000000000000000000000 Rapetosaurus 201020????1012011101?000?000010100211?1010?0????021???1?21011?20011021021?10??00121??0?0??1112012212000?6?12??10?11??000151?1112?101???00?000021?101111?11131?1001101??2000000111???0001?101100???101?01?12021?1111010??100020?11?1?011?0100000120??11?200110????1110111?0100?0111?101111?10111010110????10?????????100?1?1210????????????1 Rebbachisaurus ???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????0??2??002?11?????1?111?32?0?0000?111???????????????????????????????????????????????????11??0201????????????1??0?????????????????????????????????????????01??1??????????????????????????????????????????????????????0 Saltasaurus ??????????????????????00???001??0??11?????????????????????????1?0110111210??0???????????????????2?????????111?00001200001?1210?101111100111?111110?111111103110?11?0???210?0001111110011?111101?001?????0120??01111010??11012??11111111?0111011111???????????????111121110110001111101111122111111?11110?20?????????????1?????????????????1 Shunosaurus 001100000000100010020000000001??0110101011001100020011?01100011000100001?0000?10000?1?00?10011111110?0014010001100100000120?01?00?10?000100?0000100000000001000110111000000100000111000000?00000000?0001202111000000000000100000001001001100100110010010000111010010001010101000?01001101121010001?1101???000010?001111?101201011101?111110 Suuwassea 3?10??????????????????????000?101???1210?1???????10???????????111010?00110?1??????????????????????121?00?1121{12}0010?10121??221??????1???01????0???????????????????0?????100?0???????1???100000?0?11?1000???{01}???01110001100010????011001001?????????????????????????????????????????????????????????111???110???????0?1111111?1?111???10111?0 Theropoda 000000000000000{01}00000000000000000{01}0000000000000000?0000000000000000000010000000000000000000000000000000000000010000000000001000000000000000000000000000000000000001000000000000000000000000000000000000000000001??00000000000000000001{01}0001?00000000000100000000000000000000000000000000000000000000000000000000000000??0000000000000000000 Vulcanodon ???????????????????????????????????????????????????????????????????????????????????????????????????????????1???????????????????????????????????????????????1??0??0???0?00001?????10100????1??????????????00?2??0??????????????????100100?111100100????10???1???????0??1??000100010100101011101???10100??0000101000010?1000110100000?1001000 Xenoposeidon ??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????221?0??????0??1?111???????011?1?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? ; END; [ The following blocks are output data for analysis step 9735 ] BEGIN TREES; TITLE Results; LINK TAXA = TaxaForAnalysisStep9735; TREE Figure_11 = [&R] (Theropoda,(Prosauropoda,(Vulcanodon,(Shunosaurus,(Barapasaurus,Patagosaurus,Omeisaurus,Mamenchisaurus,Losillasaurus,(Haplocanthosaurus,(Nigersaurus,Rebbachisaurus,Limaysaurus)),(Suuwassea,(Dicraeosaurus,Amargasaurus),(Apatosaurus,(Barosaurus,Diplodocus)))),Jobaria,(Camarasaurus,(Brachiosaurus,Euhelopus,Malawisaurus,Nemegtosaurus,Rapetosaurus,Alamosaurus,Isisaurus,(Opisthocoelicaudia,Saltasaurus))))))); [! TreeBASE tree URI: http://purl.org/phylo/treebase/phylows/tree/TB2:Tr55426] END;