• †
Pachystrophia – tentative report • †
Pachystrophia devexa – or unidentified comparable form • †
Pacificocoelia • †
Paladin •
Palaeoaplysina • †
Palaeomphalus • †
Palaeomphalus olsoni – type locality for species • †
Palaeophycus • †
Palaeophyllum • †
Paleochiton • †
Paleochiton siskiyouensis – type locality for species • †
Palliseria • †
Paraantagmus • †
Paraantagmus latus • †
Parafusulina • †
Parafusulina bakeri – or unidentified comparable form • †
Parafusulina californica • †
Parafusulina cerrogordoensis – type locality for species • †
Parafusulina complexa – type locality for species • †
Parafusulina durhami – or unidentified related form • †
Parafusulina halli – type locality for species • †
Parafusulina juncea – type locality for species • †
Parafusulina klamathensis – type locality for species • †
Parafusulina maleyi • †
Parafusulina mccloudensis – type locality for species • †
Parafusulina nosonensis • †
Parafusulina owensensis – type locality for species • †
Parafusulina potterensis – type locality for species • †
Parafusulina shaksgamensis – or unidentified comparable form • †
Parafusulina splendens • †
Parafusulina ubehebensis – type locality for species • †
Parafusulina virga • †
Paraheritschioides • †
Paraheritschioides californiense – or unidentified related form • †
Paraheritschioides stevensi – type locality for species • †
Paralbertella • †
Paralenorthis • †
Paralenorthis marshalli • †
Paralenorthis parcicrassicostatus – or unidentified comparable form • †
Paralenorthis parvicrassicostata – or unidentified comparable form • †
Paralenorthis parvicrassicostatus – or unidentified comparable form • †
Paraliospira – type locality for genus • †
Paraliospira angulata • †
Paraliospira gradata – type locality for species • †
Paraliospira helena • †
Paraliospira mundula • †
Paraliospira planata – type locality for species • †
Parallelodon • †
Parallelodon cingulatus • †
Parallelodon qinghaiensis • †
Parallelodon verneuilianus • †
Paramesolobus – tentative report • †
Paramesolobus sinuosus – or unidentified comparable form • †
Pararachnastraea • †
Pararachnastraea bellula – type locality for species • †
Pararachnastraea delicata – type locality for species • †
Pararachnastraea mckibbinae – type locality for species • †
Pararachnastraea owensensis – type locality for species • †
Pararachnastraea peggyae – type locality for species • †
Pararachnastraea wilsoni – type locality for species • †
Paraschwagerina • †
Paraschwagerina crassitheca – type locality for species • †
Paraschwagerina elongata – type locality for species • †
Paraschwagerina fairbanksi – type locality for species • †
Paraschwagerina fax • †
Paraschwagerina magna – type locality for species • †
Paraschwagerina tarda – type locality for species • †
Patellispongia • †
Patellispongia oculata – or unidentified comparable form • †
Patriaspirifer • †
Patriaspirifer kobehana • †
Paupospira • †
Paupospira sumnerensis – or unidentified related form • †
Paurorthis •
†Peachella'' • †
Peachella brevispina • †
Peachella iddingsi • †
Peniculauris – report made of unidentified related form or using admittedly obsolete nomenclature • †
Peniculauris bassi • †
Pentamerus • †
Perditocardinia • †
Permophorus • †
Pernopecten • †
Perrinites • †
Perrinites hilli • †
Peruniscus • †
Petalaxis • †
Petalaxis allisonae – type locality for species • †
Petalaxis besti – type locality for species • †
Petalaxis exiguus – type locality for species • †
Petalaxis occidentalis • †
Petalaxis sutherlandi – type locality for species • †
Petrozium • †
Petrozium staufferi – type locality for species • †
Phillipsia • †
Phillipsia nosonensis – type locality for species • †
Pholidops • †
Phragmorthis • †
Phragmorthis buttsi – or unidentified comparable form • †
Phricodothyris • †
Phyllograptus •
†Plaesiomys'' • †
Plagiura • †
Plagiura cerops – or unidentified comparable form • †
Plagiura minor • †
Planolites • †
Plasmopora • †
Plasmopora follis – or unidentified comparable form • †
Platyceras • †
Plectatrypa • †
Plectorthis • †
Plectorthis mazourkaensis • †
Plectorthis patula • †
Poleumita • †
Poleumita octavia • †
Polidevcia • †
Polyplacus • †
Polyplacus kilmeri • †
Polypora • †
Porefieldia • †
Porefieldia robusta • †
Presbynileus • †
Productus • †
Productus keokuk •
†Proetus'' • †
Proexenocrinus • †
Proexenocrinus inyoensis • †
Progalerus – tentative report • †
Prosolarium • †
Protocalymene • †
Protocalymene mcallisteri • †
Protowentzelella – type locality for genus • †
Protowentzelella cystosa • †
Protowentzelella kunthi • †
Protowentzelella noinskyi • †
Protowentzelella shastensis – type locality for species • †
Protowentzelella variabilis – type locality for species • †
Proturritella • †
Proturritella historicum – or unidentified related form • †
Pseudocheirurus • †
Pseudochusenella • †
Pseudochusenella buttensis – type locality for species • †
Pseudochusenella concisa • †
Pseudochusenella hazzardi – type locality for species • †
Pseudocystophora • †
Pseudocystophora fryi – type locality for species • †
Pseudocystophora wilsoni – type locality for species • †
Pseudofusulina • †
Pseudofusulina accepta – type locality for species • †
Pseudofusulina acuta – type locality for species • †
Pseudofusulina amoena – type locality for species • †
Pseudofusulina ardua – type locality for species • †
Pseudofusulina attenuata – type locality for species • †
Pseudofusulina concisa – type locality for species • †
Pseudofusulina contracta – type locality for species • †
Pseudofusulina decora – type locality for species • †
Pseudofusulina distorta – type locality for species • †
Pseudofusulina elleryensis – type locality for species • †
Pseudofusulina eximia – type locality for species • †
Pseudofusulina extensa – type locality for species • †
Pseudofusulina juncea – type locality for species • †
Pseudofusulina laxa – type locality for species • †
Pseudofusulina meeki – type locality for species • †
Pseudofusulina minuta – type locality for species • †
Pseudofusulina modesta – type locality for species • †
Pseudofusulina monstrosa – type locality for species • †
Pseudofusulina plana – type locality for species • †
Pseudofusulina retusa – type locality for species • †
Pseudofusulina solita – type locality for species • †
Pseudofusulina soluta – type locality for species • †
Pseudofusulina spissa – type locality for species • †
Pseudofusulina tenuis – type locality for species • †
Pseudofusulina tenuitheca – type locality for species • †
Pseudofusulinella • †
Pseudofusulinella aculeata – type locality for species • †
Pseudofusulinella acuminata – type locality for species • †
Pseudofusulinella acuta – type locality for species • †
Pseudofusulinella alta – type locality for species • †
Pseudofusulinella antiqua – type locality for species • †
Pseudofusulinella bellula – type locality for species • †
Pseudofusulinella biconica – type locality for species • †
Pseudofusulinella decora – type locality for species • †
Pseudofusulinella delicata – type locality for species • †
Pseudofusulinella dunbari – type locality for species • †
Pseudofusulinella formosa – type locality for species • †
Pseudofusulinella fragilis – type locality for species • †
Pseudofusulinella fusiformis – type locality for species • †
Pseudofusulinella harbaughi – type locality for species • †
Pseudofusulinella meeki – type locality for species • †
Pseudofusulinella montis • †
Pseudofusulinella moorei – type locality for species • †
Pseudofusulinella munda – type locality for species • †
Pseudofusulinella nitida – type locality for species • †
Pseudofusulinella obtusa – type locality for species • †
Pseudofusulinella occidentalis • †
Pseudofusulinella opima – type locality for species • †
Pseudofusulinella parvula – type locality for species • †
Pseudofusulinella pinguis – type locality for species • †
Pseudofusulinella prima – type locality for species • †
Pseudofusulinella proba – type locality for species • †
Pseudofusulinella pulchella – type locality for species • †
Pseudofusulinella retusa – type locality for species • †
Pseudofusulinella rotunda – type locality for species • †
Pseudofusulinella sera – type locality for species • †
Pseudofusulinella simplex – type locality for species • †
Pseudofusulinella solida – type locality for species • †
Pseudofusulinella solita – type locality for species • †
Pseudofusulinella spicata – type locality for species • †
Pseudofusulinella splendens – type locality for species • †
Pseudofusulinella thompsoni – type locality for species • †
Pseudofusulinella tumida – type locality for species • †
Pseudofusulinella ventricosa – type locality for species • †
Pseudofusulinella venusta – type locality for species • †
Pseudofusulinella wheeleri – type locality for species • †
Pseudomera • †
Pseudomera barrandei – or unidentified comparable form • †
Pseudoschwagerina • †
Pseudoschwagerina arta • †
Pseudoschwagerina californica – type locality for species • †
Pseudoschwagerina gerontica – or unidentified comparable form • †
Pseudoschwagerina robusta • †
Pseudoschwagerina roeseleri • †
Pseudoschwagerina uddeni • †
Ptarmiganoides • †
Ptarmiganoides hexacantha • †
Ptarmiganoides propiqua – or unidentified comparable form •
†Pteridinium'' – tentative report • †
Ptychocaulus • †
Ptychocaulus rodneyi – type locality for species • †
Ptychopleurella • †
Ptychopleurella mediocostata – or unidentified comparable form • †
Ptychopleurella uniplicata – or unidentified related form • †
Ptyocephalus • †
Ptyocephalus declevita – or unidentified comparable form • †
Punctospirifer ==R==