#NEXUS
BEGIN DATA;
  DIMENSIONS NTAX=20 NCHAR=93;
	FORMAT DATATYPE=Standard SYMBOLS= "0129" MISSING=? GAP= -;
  MATRIX                               
    Psittacosaurus_spp                 0??0??00100?01000-0000?---0--00000000000-0000000000000000000000--00000000000000-0000000000000
    Thescelosaurus_neglectus           0??0??00100?00000-0000?---0--00000000000-01000000000000?00000000000000000110000-0000000000000
    Colepiocephale_lambei              100101200110101010?20???????0?????????????????????????????????1??????????????????????????????
    Gravitholus_albertae               10010020011010?010?2????????0???0?0??10???????????????????????1??????????????????????????????
    Stegoceras_validum                 110100200110101?1000?1000010011001001100-101011110011011111001111?1?111?111111101010011?11?11
    Texacephale_langstoni              1101012011?01?1?10??0???????0?????????????????????????????????1??????????????????????????????
    Hanssuesia_sternbergi              1101111011101010101010?---100110010??100-101??????????????????1??????????????????????????????
    Sphaerotholus_brevis               110101102110101?1101110010?01??001???1????????????????????????1??????????????????????????????
    Sphaerotholus_goodwini             110111002110111011111100111111100100?10????10?1???????????????1??????????????????????????????
    Sphaerotholus_edmontonense         11011100211?111111011???????1???01???1????????????????????????1??????????????????????????????
    Sphaerotholus_buchholtzae          110111002111111111011100111111100100?10????10?????????????????1??????????????????????????????
    Alaskacephale_gangloffi            1??????????????????1111020?0??10?1???1????????????????????????1??????????????????????????????
    Pachycephalosaurus_wyomingensis    1111111111111010110111102-1011100111110111110?11??????1111????1?????????????????1????????????
    Prenocephale_prenes                1101111021111?101?1111001?10111001111111010111111111111111????11?????1??????1211111111111111?
    Tylocephale_gilmorei               1101?110?1????101?1??1001010?1?00111110??????1?1?11???????????1??????????????????????????????
    Homalocephale_calathocercos        0??0??00?11???101-1001001010-1100111111????11111111???01-1????1???1111?1????121111111111?1?11
    Goyocephale_lattimorei             0??0??0021?100101-100100?0??-1100?1??111000???1????111?????111111?11?1?1?11?1111111100???????
    Wannanosaurus_yansiensis           0??0?????1??????1-?00100???0-??00111010??????????1????????11111?????????111?????????????????1
    Stygimoloch_spinifer               111101111111111?111011112-10111111???1?????10?????????1???????1??????1????????????????????1??
    Dracorex_hogwartsi                 0??0??0111?1?11?1-1001112-10-111111011?110110?11?011111111????1??11??-???????????????????????
  ;
END;