(Disaster_elongatus,(Toxaster_laffittei,(Aphelaster_integer,Toxaster_rochi,(Toxaster_granosus,(Toxaster_retusus,(((Toxaster_maurus,(Toxaster_villei,(Toxaster_peroni,(((Toxaster_radula,(Macraster_polygonus,(Micraster_distinctus,Micraster_michelini))),(Palhemiaster_comanchei,((Epiaster_restrictus,((Epiaster_henricii,Mecaster_batnensis),(Palhemiaster_peroni,(Polydesmaster_fourteaui,(Periaster_undulatus,Periaster_elatus))))),(Hemiaster_dallonii,Hemiaster_zululandensis)))),(Epiaster_maximus,(Heteraster_transiens,Douvillaster_longesulcatus),(Macraster_elegans,(Douvillaster_vattonei,Epiaster_besairiei))))))),(Toxaster_seynensis,Toxaster_collegnoi)),(Heteraster_renevieri,(Heteraster_corvensis,Heteraster_oblongus),(Heteraster_texanus,Washitaster_riovistae))))))));