page_title: List of the Paleozoic life of Nevada
section_title: B
hierarchical_section_title: List of the Paleozoic life of Nevada / B
caption_attribution_description: English: Cropped image of taxon in file name
context_page_description: This list of the Paleozoic life of Nevada contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Nevada and are between 541 and 252.17 million years of age.
context_section_description: †Bactroceras
  †Bactroceras angustisiphonatum
  Bairdia
  †Bairdia confragosaeformis – or unidentified comparable form
  †Bairdia fabaeformis – or unidentified comparable form
  †Bairdia manifesta
  †Bairdiacypris
  †Bairdiacypris anteroangulosa
  †Bairdiacypris martinae
  †Bairdiacypris quarziana
  †Bairdiocypris
  †Bakevellia
  †Ballardina
  †Ballardina simplex
  †Baltoceras
  †Baltoceras striatum – type locality for species
  †Basilicus
  †Basilicus mackeei
  †Basilicus mckeei
  †Batenevia
  †Bathymyonia
  †Bathymyonia nevadensis – type locality for species
  †Bathymyonia type locality for species A – informal
   †Bathynotus
  †Bathynotus holopygus
  †Bathyocos
  †Bathyocos housensis
  †Bathyurellus
  †Bathyurellus feitleri
  †Bathyuriscus
  †Bathyuriscus petalus
  †Bathyurus
  †Bathyurus acutus
  †Bathyurus extans – or unidentified comparable form
  †Bathyurus nevadensis
  †Bathyurus sunbloodensis
  †Batostomellina
  †Beecheria
  †Bekena
  †Bellazona
  †Bellazona bella
  †Bellefontia
   †Bellerophon
  †Bellerophon deflectus
  †Bellerophon needlensis – type locality for species
  †Bellerophon nevadensis
  †Belodella
  †Belodina
  †Belodina confluens
  †Belodina disponsa – or unidentified comparable form
  †Belodina monitorensis
  †Belodina ornata – or unidentified comparable form
  †Benthamaspis
  †Benthamaspis sera
  †Bergaueria – tentative report
  †Besselodus
  †Besselodus borealis
  †Beyrichia
  †Bicarina
  †Bicarina type locality for species A – informal
   †Biceratops – type locality for genus
  †Biceratops nevadensis – type locality for species
  †Biciragnostus
  †Biciragnostus viator
  †Bienvillia
  †Bienvillia papulosa
  †Bifida – tentative report
  †Bighornia
  † Bija
  †Bilobia
  †Bimuria
  †Blastoidocrinus
  †Blastoidocrinus nevadensis
  †Blosyropsis
  †Blountia
  †Blountia bristolensis
  †Bohemograptus
  †Bohemograptus bohemicus
  †Bojothyris
  †Bolbocephalus – tentative report
  †Bolbolenellus
  †Bolbolenellus brevispinus – type locality for species
  †Bonnia
  †Bonnia caperata – type locality for species
  †Bonnia copia – type locality for species
  †Botomaella
  †Boucotspira
  †Boucotspira antelopensis
  †Boultonia
  †Boultonia heezeni – type locality for species
  †Brachyprion
  †Brachyprion geniculata
  †Brachyprion mirabilis
  †Brachyspirifer
  †Brachyspirifer pinyonoides – type locality for species
  †Bradyfallotaspis
  †Bradyphyllum
  †Bradyphyllum gracilium – type locality for species
  †Bransonia
  †Brasilioproductus
  †Brasilioproductus welleri – or unidentified comparable form
  †Brevibelus
  †Brevibelus breviformis
  †Breviphrentis
  †Breviphrentis invaginata
  †Breviphrentis invaginatus
  †Breviphrentis johnsoni
  †Breviphrentis kirki
  †Breviphrentis magna
  †Briantia
  †Briantia mulleri
  †Bristolia
  †Bristolia anteros
  †Bristolia bristolensis
  †Bristolia fragilis
  †Broeggeria – tentative report
  †Bromella
  †Bromella veritas
  †Brongniartella
  †Brunsia
  †Budnaniella
  †Budnaniella shenandoense – or unidentified comparable form
   †Bumastus
  †Buxtonia
  †Buxtonia websteri – type locality for species
  †Bynumina
  †Bynumina globosa
  †Bythicheilus
  Bythocypris
caption: Life restoration of the Cambrian trilobite Biceratops
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