#NEXUS BEGIN DATA; DIMENSIONS NTAX=20 NCHAR=18; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Balanerpeton 000000000000000000 Dendrerpeton 000000000000000001 Sclerocephalus 000000000000000111 Eryopidae 000000000000000111 Micromelerpeton 000000000000011011 Amphibamus 000000111111111011 Platyrhinops 000000000011111011 Doleserpeton 000000111111111011 Eoscopus 000000000001111011 Tersomius 000011001111111011 Ecolsonia 000100000000001011 Trematopidae 000100000000001011 Dissorophinae 001000000000111011 Cacopinae 001000000000111011 Micropholis 010011001111111011 Pasawioops 010011001111111011 Plemmyradytes 000001001111111011 Georgenthalia 000000011111111011 Gerobatrachus 100000000111111011 Apateon 100000000111111011 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;