#NEXUS BEGIN DATA; DIMENSIONS NTAX=23 NCHAR=20 ; FORMAT DATATYPE=STANDARD SYMBOLS=" 0 1" MISSING=? GAP=- ; MATRIX Zygorhiza_kochii 00000000000000000000 Physeter_catodon 10000000000000000000 Aetiocetus_cotylalveus 11000000000000000000 Balaena_mysticetus 11111111000000000000 Balaenella_brachyrhynus 11001111000000000000 Balaenoptera_bonaerensis 11000011111111000000 Balaenula_astensis 11111111000000000000 Caperea_marginata 11000011000001111100 Cetotherium_rathkii 11000011000001000100 Diorocetus_hiatus 11000011000011000000 Eomysticetus_whitmorei 11000001000000000000 Eschrichtius_robustus 11000011001111000010 Eubalaena_spp 11011111000000000000 Herpetocetus_bramblei 11000011000001111101 Herpetocetus_transatlanticus 11000011000001111101 Megaptera_miocaena 11000011001111000010 Megaptera_novaeangliae 11000011111111000000 Metopocetus_durinasus 11000011000001001100 Morenocetus_parvus 11000111000000000000 Nannocetus_eremus 11000011000001111101 Pelocetus_calvertensis 11000011000111000000 Piscobalaena_nana 11000011000001011100 Plesiobalaenoptera_quarantellii 11000011011111000000 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;