#NEXUS BEGIN DATA; DIMENSIONS NTAX=8 NCHAR=6; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Odobenidae 000000 Pteronarctos 000011 Otariidae 000011 Pinnarctidon_bishopi 001101 Pinnarctidion_rayi 001101 Allodesmus 110101 Desmatophoca 110101 Phocidae 010101 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;