#NEXUS BEGIN DATA; DIMENSIONS NTAX=22 NCHAR=20; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Petrolacosaurus 00000000000000000000 Youngina 00000000000000000001 Gephyrosaurus 00000000000000000111 Squamata 00000000000000000111 Prolacerta 00000000000111111011 Macrocnemus 00000000011000111011 Tanystropheus 00000000111000111011 Trilophosarus 00000000000001111011 Howesia 00000011000011111011 Mesosuchus 00000001000011111011 Rhynchosaurus 00000111000011111011 Scaphonyx 00011111000011111011 Stenaulorhynchus 00001111000011111011 Hyperodapedon 00011111000011111011 Proterosuchus 00100000000111111011 Euparkeria 00100000000111111011 Champsosaurus 11000000000000011011 Cteniogenys 11000000000000011011 Lazarussuchus 01000000000000011011 Protorosaurus 00000000001000111011 Langobardisaurus 00000000111000111011 Drepanosauridae 00000000000000001011 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;