(Bransonia_chapronieri,(((Eopteria_struszi,((Wanwanella_striata,(Wanwanoidea_trigonalis,(Wanwania_cambrica,Pseudotechnophorus_typicalis,(((Eurekapegma_cooperi,(Mellopegma_georginensis,(Anabarella_argus,(Enigmaconus_parvus,Anabarella_simesi,(Latouchella_merino,(Latouchella_accordionata,(Latouchella_penecyrano,((Eotebenna_arctica,(Eotebenna_pontifex,Eotebenna_viviannae,Eotebenna_papilio)),(Yochelcionella_daleki,(Yochelsionella_cyrano,Yochelsionella_ostentatia)))))))))),(Paramyona_queenslandica,Tuaringa_paparua),(Heraultipegma_varensalense,Watsonella_crosbyi),(Fordilla_troyensis,Pojetia_runnegari)),(Ribeiria_australiensis,Ribeiria_hucklitta,Ribeiria_jonesi,Kemopegma_pinnatum,Ribeiria_manchuria,Ribeiria_runnergari,Ribeiria_compressa,Ribeirina_longiscula,(Pinnocaris_wellsi,(Pinnocaris_sp_C,(Pinnocaris_robusta,(Pinnocaris_americana,(Pinnocaris_lapworthi,Pinnocaris_curvata))))),(Anisotechnophorus_nuculitiformi,(Cymatopegma_semiplicatum,(Ptychopegma_burgeri,((Pauropegma_jelli,Tolmachovia_landeyranensis),(Tolmachovia_belfordi,(Tolmachovia_concentrica,(Ischyrinia_norvegica,Ischyrinia_winchellia))))))),(Ribeiria_calcifera,(Ribeiria_lucan,((Ribeiria_pholadiformis,Ribeiria_aff_R_pholadiformis),(Ribeiria_apusoides,Ribeiria_aff_R_apusoides)))),(Ribeiria_personata,(Technophorus_nicolli,(Technophorus_kempae,((Technophorus_sharpei,(Technophorus_walteri,Technophorus_minutus)),(Technophorus_filistriatus,(Technophorus_faberi,(Technophorus_bellistriatus,(Technophorus_cancellatus,Technophorus_divaricatus,Technophorus_cincinnatiensis)))))))))),(Apoptopegma_craddocki,Apoptopegma_dickinsi),(Wanwania_ambonychiformis,Wanwania_drucei)))),(Euchasma_caseyi,Pseudoeuchasma_typica),(Euchasma_blumenbachi,Euchasma_jonesi,Euchasma_mytiliforme))),(Eopteria_crassa,(Eopteria_ventricosa,(Eopteria_conocardiformis,(Eopteria_richardsoni,Eopteria_cf_E_richardsoni))))),(Bransonia_beecheri,Bransonia_alabamensis,Bransonia_cressmani,(Hippocardia_antiqua,Hippocardia_cooperi,Hippocardia_limatula,Hippocardia_richmondensis,Hippocardia_pygmaea,Hippocardia_oweni,Redstonia_visbyensis,Mulceodens_jaanussoni,Hippocardia_bohemica,Hippocardia_costatus,Bigalea_clathra,Hippocardia_curta,Hippocardia_monroica,Hippocardia_bella,Conocardium_ventricosum,Hippocardia_herculeum,Hippocardia_hibernica,Hippocardia_aff_H_fusiformis,Hippocardia_herricki,Aphelakardia_alternistriata,Pseudomulceodens_cancellatus,Bransonia_hydei,(Bransonia_foxi,Bransonia_sibleyensis,(Mulceodens_wilsoni,(Mulceodens_schneideri,Mulceodons_johnstoni))),(Redstonia_buskasi,Redstonia_tercierae,((Nehedia_restricta,(Nehedia_grovesi,Nehedia_bainsi,Nehedia_tricarina,Nehedia_bergeraci,(Cassowarioides_anisomorpha,(Cassowarioides_perryi_stelcki,Cassowarioides_polgari)))),((Hippocardia_batilia,(Hippocardia_pala,(Hippocardia_cucullata,Hippocardia_ancora))),(Pseudobigalea_crista,(Pseudoconocardium_missouriensis,Pseudoconocardium_parrishi)))),(Mulceodens_eboraceus,(Bigalea_ohioensis,(Avalanchia_pterocarina,Bigalea_yangi)))),(Hippocardia_zeileri,(Conocardium_normale,(Conocardium_pseudobellum,(Conocardium_alaeforme,(Conocardium_inflatum,(Conocardium_elongatum,(Conocardium_aff_C_elongatum,(Arceodomus_prolata,(Arceodomus_glabrata,Arceodomus_langenheimi))))))))),(Conocardium_attenuatum,Hippocardia_cunea),(((Pseudoconocardium_polymitarium,(Pseudoconocardium_snideri,Pseudoconocardium_cordatum)),(Pseudoconocardium_lanterna,Pseudoconocardium_licharewi)),(Bransonia_wilsoni,Bransonia_robustum))),(Bransonia_paquettensis,Bransonia_townleyi))));