#NEXUS BEGIN DATA; DIMENSIONS NTAX=17 NCHAR=19; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Lacunosella 0000000000000000000 O_parkinsoni 0000000000000000111 O_mantelliana 0000000000001111011 O_obscura 0000000000001111011 O_wilmingtonensis 0000000000010011001 O_boussensis 0000000000000101111 O_multicostata 0000001111110011001 O_wisti 0000000111110011001 O_cuvieri 0000000011110011001 O_compta 0000000001110011001 O_orbignyi 0000001111110011001 O_praedispansa 0000110000110011001 O_dispansa 0011010000110011001 O_reedensis 0011010000110011001 O_pisiformis 0101110000110011001 O_bella 1101110000110011001 O_granum 1101110000110011001 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;