#NEXUS BEGIN DATA; DIMENSIONS NTAX=16 NCHAR=16; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Cymbospondylus_petrinus 0000000000000000 Stenopterygius 0000000000000011 Ichthyosaurus 0000000000000001 Mollesaurus_periallus 0000000000011111 Brachypterygius_extremus 0000000001101111 Aegirosaurus_leptospondylus 0000000010011111 Ophthalmosaurus_icenicus 0000000010011111 Ophthalmosaurus_natans 0000000000000111 Arthropterygius_chrisorum 0000001101101111 Caypullisaurus_bonapartei 0000111101101111 Maiaspondylus_lindoei 1111111101101111 Platypterygius_americanus 1111111101101111 Platypterygius_hercynicus 0011111101101111 Platypterygius_platydactylus 0101010101101111 Platypterygius_australis 0011111101101111 Athabascasaurus_bituminous 0000000000101111 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;