page_title: List of the Paleozoic life of Oklahoma
section_title: N
hierarchical_section_title: List of the Paleozoic life of Oklahoma / N
caption_attribution_description: English: Fossil valves of Nucula piacentina from Pliocene of Italy, on display at the Museo Paleontologico, Asti
context_page_description: This list of the Paleozoic life of Oklahoma contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Oklahoma and are between 541 and 252.17 million years of age.
context_section_description: †Nanicrinus
  †Nanicrinus papillatus
  †Nannaroter – type locality for genus
  †Nannaroter mckinziei – type locality for species
  †Nannospondylus – type locality for genus
  †Nannospondylus stewarti – type locality for species
  †Naticonema
   †Naticopsis
  †Naticopsis transversa – type locality for species
  †Navispira
  †Navispira saffordi
  †Neoarchaeocrinus
  †Neoarchaeocrinus necopinus
  †Neochonetes
  †Neochonetes granulifer
  †Neodimorphoceras
  †Neodimorphoceras oklahomae
  †Neoglyphioceras
  †Neoglyphioceras caneyanum – type locality for species
  †Neoisorophusella
  †Neoisorophusella whitesidei – type locality for species
  †Neokoninckophyllum
  †Neokoninckophyllum acolumnatum
  †Neokoninckophyllum tushanense
  †Neoraistrickia
  †Neospirifer
  †Neospirifer dunbari
  †Neostrophia
  †Neostrophia gregaria
  †Neothlipsura
  †Neothlipsura furca
    †Neuropteris
  †Neuropteris heterophylla
  †Neuropteris macrophylla
  †Neuropteris obliqua
  †Neuropteris osmundae
  †Neuropteris rarinervis
  †Nicholsonella
  †Nicholsonella acanthobscura
  †Nicholsonella irregularis
  †Nicholsonella laminata
  †Nicholsonella moniliformis
  †Nobloedischia – type locality for genus
  †Nobloedischia rasnitsyni – type locality for species
  †Nodosinella
  †Nodosinella glennensis – type locality for species
  †Nucleospira
  †Nucleospira concentrica
  †Nucleospira ventricosa
   Nucula
  Nuculana
  †Nuculavus
  †Nuculopsis
  †Nuculopsis girtyi
  †Nuculopsis subventricosa
  †Nuculopsis wewoka
  †Nuculopsis wewokana
  †Nudauris
  †Nudauris reticulata
  †Nuferella
  †Nuferella rothi – type locality for species
  †Nummicrinus
  †Nummicrinus brevis
  †Nummicrinus papilloseous
  †Nummulostegina
  †Nummulostegina ardmorensis – type locality for species
  †Nuskoisporites
  †Nuskoisporites renulatus – type locality for species
caption: Interior of a fossilized shell of the Early Ordovician-modern marine bivalve Nucula
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