#NEXUS BEGIN DATA; DIMENSIONS NTAX=20 NCHAR=18 ; FORMAT DATATYPE=STANDARD SYMBOLS=" 0 1" MISSING=? GAP=- ; MATRIX Gavia_stellata 000000000000000000 Spheniscus_humboldti 100000000000000000 Oceanites_oceanicus 111111000000000000 Pelagodroma_marina 111111100000000000 Fregetta_tropica 111111100000000000 Oceanodroma_castro 101111000000000000 Diomedea_exulans 100001010000000000 Macronectes_giganteus 100011001111111111 Fulmarus_glacialis 100011001111111111 Procellaria_aequinoctialis 100011000000000111 Pterodroma_incerta 100011000000011111 Lugensa_brevirostris 100011000000111111 Puffinus_puffinus 100011000000000001 Calonectris_diomedea 100011000000000011 Bulweria_bulwerii 100011000000001111 Halobaena_caerulea 100011000001111111 Daption_capense 100011000111111111 Pachyptila_salvini 100011000011111111 Pelecanoides_georgicus 100111000000000000 Rupelornis_definitus_slash_brodkorbi 100001010000000000 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;