Opinions from J. Pojeta and B. Runnegar 1976

  • 'Anisotechnophorus belongs to Technophoridae'
  • 'Apotocardium belongs to Bransoniidae'
  • 'Arceodomus belongs to Conocardiidae'
  • 'Bigalea belongs to Hippocardiidae'
  • 'Bigalea ohioensis belongs to Bigalea'
  • 'Bigalea visbyensis belongs to Bigalea'
  • 'Bigalea yangi belongs to Bigalea'
  • 'Bransonia belongs to Bransoniidae'
  • 'Bransonia alabamensis belongs to Bransonia'
  • 'Bransonia cressmani belongs to Bransonia'
  • 'Bransonia wilsoni belongs to Bransonia'
  • 'Bransoniidae belongs to Conocardioidea'
  • 'Cardium alaeforme is recombined as Conocardium aliforme'
  • 'Cardium alaeforme clathratum is recombined as Bigalea clathra'
  • 'Cardium elongatum is recombined as Conocardium elongatum'
  • 'Cardium hibernicum is recombined as Hippocardia hibernica'
  • 'Cardium pygmaeum is recombined as Hippocardia pygmaea'
  • 'Conocardiidae belongs to Conocardioidea'
  • 'Conocardioida belongs to Rostroconchia'
  • 'Conocardioidea belongs to Conocardioida'
  • 'Conocardium belongs to Conocardiidae'
  • 'Conocardium beecheri is recombined as Bransonia beecheri'
  • 'Conocardium bellum is recombined as Hippocardia bella'
  • 'Conocardium blumenbachium is recombined as Euchasma blumenbachi'
  • 'Conocardium bohemicum is recombined as Hippocardia bohemica'
  • 'Conocardium denticulatum is recombined as Mulceodens denticulatus'
  • 'Conocardium glabratum is recombined as Arceodomus glabrata'
  • 'Conocardium isbergi is recombined as Bransonia isbergi'
  • 'Conocardium langenheimi is recombined as Arceodomus langenheimi'
  • 'Conocardium lanterna is recombined as Pseudoconocardium lanterna'
  • 'Conocardium limatula is recombined as Hippocardia limatula'
  • 'Conocardium lindstromi is recombined as Bransonia lindstromi'
  • 'Conocardium monroense is recombined as Hippocardia monroica'
  • 'Conocardium paquettensis is recombined as Bransonia paquettensis'
  • 'Conocardium praepristis is recombined as Hippocardia praepristis'
  • 'Conocardium pseudobellum belongs to Conocardium'
  • 'Conocardium richmondense is recombined as Hippocardia richmondensis'
  • 'Conocardium robustum is recombined as Bransonia robustum'
  • 'Conocardium zeileri is recombined as Hippocardia zeileri'
  • 'Eoischyrinia is corrected as Eoischyrina and belongs to Ischyriniidae'
  • 'Eopteria belongs to Eopteriidae'
  • 'Eopteria conocardiformis belongs to Eopteria'
  • 'Eopteria obsolata belongs to Eopteria'
  • 'Eopteria richardsoni belongs to Eopteria'
  • 'Eopteria typica is replaced by Eopteria richardsoni'
  • 'Eopteriidae belongs to Eopterioidea'
  • 'Eopterioidea belongs to Conocardioida'
  • 'Euchasma belongs to Eopteriidae'
  • 'Euchasma jonesi belongs to Euchasma'
  • 'Euchasma mytiliforme belongs to Euchasma'
  • 'Heraultia is replaced by Heraultipegma'
  • 'Heraultia varensalensis is recombined as Heraultipegma varensalensis'
  • 'Heraultipegma belongs to Ribeiriidae'
  • 'Hippocardia belongs to Hippocardiidae'
  • 'Hippocardia cooperi belongs to Hippocardia'
  • 'Hippocardiidae belongs to Conocardioidea'
  • 'Ischyrinia belongs to Ischyriniidae'
  • 'Ischyrinia norvegica belongs to Ischyrinia'
  • 'Ischyrinia plicata is recombined as Technophorus plicatus'
  • 'Ischyriniinae was reranked as the family Ischyriniidae and belongs to Ischyrinoida'
  • 'Ischyrinoida belongs to Rostroconchia'
  • 'Mulceodens belongs to Bransoniidae'
  • 'Mulceodens jaanussoni belongs to Mulceodens'
  • 'Myocaris belongs to Technophoridae'
  • 'Myocaris lutraria belongs to Myocaris'
  • 'Myona queenslandica is recombined as Pseudomyona queenslandica'
  • 'Oepikila belongs to Ribeiriidae'
  • 'Opikella is replaced by Oepikila'
  • 'Opikella cambrica is recombined as Oepikila cambrica'
  • 'Ozomia lucan is recombined as Ribeiria lucan'
  • 'Pinnocaris belongs to Ribeiriidae'
  • 'Pinnocaris americana belongs to Pinnocaris'
  • 'Pleurorhynchus is an objective synonym of Hippocardia'
  • 'Pleurorhynchus antiquus is recombined as Hippocardia antiqua'
  • 'Pleurorhynchus cuneus is recombined as Conocardium cuneum' according to J. Hall 1883
  • 'Pleurorhynchus cuneus is recombined as Hippocardia cunea'
  • 'Pleurorhynchus cuneus is recombined as Conocardium cuneus' according to J. Hall 1855
  • 'Pleurorhynchus diptera is recombined as Hippocardia diptera'
  • 'Pseudoconocardium belongs to Bransoniidae'
  • 'Pseudoconocardium licharewi belongs to Pseudoconocardium'
  • 'Pseudotechnophorus belongs to Ischyriniidae'
  • 'Pterinea crassa is recombined as Eopteria crassa'
  • 'Ribeirella is a subjective synonym of Technophorus'
  • 'Ribeirella crassa is recombined as Ribeiria crassa'
  • 'Ribeirella sharpei is recombined as Technophorus sharpei'
  • 'Ribeiria apusoides belongs to Ribeiria'
  • 'Ribeiria australiensis belongs to Ribeiria'
  • 'Ribeiria calcifera belongs to Ribeiria'
  • 'Ribeiria compressa belongs to Ribeiria'
  • 'Ribeiria nuculitiformis is recombined as Anisotechnophorus nuculitiformis'
  • 'Ribeiria personata belongs to Ribeiria'
  • 'Ribeiria pholadiformis belongs to Ribeiria'
  • 'Ribeiria taylori belongs to Ribeiria'
  • 'Ribeiria ventricosa is recombined as Eopteria ventricosa'
  • 'Ribeirina belongs to Ribeiriidae'
  • 'Technophoridae belongs to Ribeirioida'
  • 'Technophorus belongs to Technophoridae'
  • 'Technophorus divaricatus belongs to Technophorus'
  • 'Technophorus milleri belongs to Technophorus'
  • 'Technophorus stoermeri is a subjective synonym of Technophorus sharpei'
  • 'Technophorus subacutus belongs to Technophorus'
  • 'Tolmachovia belongs to Technophoridae'
  • 'Tolmachovia concentrica belongs to Tolmachovia'
  • 'Tolmachovia jelli belongs to Tolmachovia'
  • 'Wanwanella belongs to Eopteriidae'
  • 'Wanwania belongs to Ribeiriidae'
  • 'Wanwanoidea belongs to Eopteriidae'
  • 'Watsonella crosbyi belongs to Watsonella'