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List of fossiliferous stratigraphic units in Oregon

This article contains a list of fossil-bearing stratigraphic units in the state of Oregon, U.S.

Lists of fossiliferous stratigraphic units

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Cenozoic

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Major Paleogene and Neogene fossiliferous stratigraphic units in Oregon
  Pleistocene
  Pliocene
  Late Miocene
  Early Miocene
  Oligocene
  Eocene
  Paleocene
Group Formation Period Notes
Elk River Formation Pleistocene Irvingtonian [1]
Port Orford Formation Middle Pleistocene [2]
Merced Formation Plio-Pleistocene [3][4][5]
Empire Formation Tortonian-Zanclean [6]
Alkali Canyon Formation Hemphillian [7][8]
Chalk Butte Formation Hemphillian [9][10][11]
Drewsey Formation Hemphillian [12][13]
McKay Formation Hemphillian [14][15][16]
Juntura Formation Clarendonian [17]
The Dalles Formation Clarendonian [18][19][20]
Butte Creek Formation Barstovian [21]
Deer Butte Formation Barstovian [22]
Sucker Creek Formation Barstovian [23][24][25]
Mascall Formation Hemingfordian-Barstovian [26]
John Day Formation
 John Day Fossil Beds National Monument		 Late Eocene-Early Miocene
(Duchesnean-Hemingfordian)		 [27][28]
Nye Formation Chattian-Burdigalian
(Arikareean-Hemingfordian)		 [29]
Astoria Astoria Shale Oligocene [30][31][32]
Scotts Mills Formation Chattian [33]
Yaquina Formation Chattian [34][35]
Alsea Formation Rupelian (Whitneyan) [36][37]
Fisher Formation Rupelian [38][39][40]
Mehama Formation Early Oligocene [41][42]
Pittsburg Bluff Formation Priabonian-Chattian [43][44][45]
Keasey Formation Priabonian-Rupelian [46]
Eugene Formation Priabonian [40][47][48]
Nestucca Formation Bartonian-Priabonian [49]
Spencer Formation Bartonian [50]
Coaledo Formation Bartonian [51]
Cowlitz Formation Bartonian [52][53]
Clarno Formation
 John Day Fossil Beds National Monument		 Bridgerian-Duchesnean [54][55]
Tyee Formation Ypresian-Lutetian [56][57]
Umpqua Camas Valley Formation Ypresian [58][59]
Flournoy Formation Lutetian [60][61]
Lookingglass Formation Ypresian [62][63]
Roseburg Formation Ypresian [64][65]
White Tail Ridge Formation Ypresian [66][67]
Tenmile Formation Ypresian [68][69]
Bushnell Rock Formation Ypresian [70][71]
Yamhill Formation Ypresian-Priabonian [72][73]
Siletz River Volcanics Selandian-Ypresian [74][75]

Mesozoic

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Major Mesozoic and Permian fossiliferous stratigraphic units in Oregon
  Cape Sebastian Sandstone
  Chico Formation
  Hudspeth Formation
  Otter Point Formation
  Nicely & Snowshoe Formations
  Martin Bridge Limestone
  Coyote Butte Limestone
Group Formation Period Notes
Cape Sebastian Sandstone Campanian [76][77]
Chico Formation Santonian-Campanian [78][79]
Hudspeth Formation Albian [80][81]
Days Creek Formation Valanginian-Barremian [82][83]
Myrtle Myrtle Formation Valanginian-Hauterivian [84]
Dothan Formation Berriasian-Valanginian [85][86]
Otter Point Formation Tithonian-Berriasian [87][88]
Coon Hollow Formation Oxfordian [89][90]
Lonesome Formation mid Callovian [91][92]
Weberg Formation Bajocian [93][94]
Snowshoe Formation Toarcian-Bathonian [95][96]
Mowich Hyde Formation early Toarcian [97]
Nicely Formation late Pliensbachian [98]
Robertson Formation late Pliensbachian [99][100]
Suplee Formation late Pliensbachian [101][102]
Graylock Formation Hettangian [103]
Hurwal Formation Norian [104]
Martin Bridge Limestone Carnian-Norian [105][106]
Vester Formation Carnian-Norian [107]
Rail Cabin Argillite Norian [108]
Brisbois Member Carnian [109][110]
Aldrich Mountains Fields Creek Formation Ladinian-Norian [111][112]

Paleozoic

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Group Formation Period Notes
Coyote Butte Limestone Sakmarian-Kungurian [113][114]

See also

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Wikisource has original works on the topic: Paleontology in the United States#Oregon

References

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  1. ^ Elk River Formation at Fossilworks.org
  2. ^ Port Orford Formation at Fossilworks.org
  3. ^ Merced Formation at Fossilworks.org
  4. ^ Merced Formation at USGS
  5. ^ Merced Formation publications at USGS
  6. ^ Empire Formation at Fossilworks.org
  7. ^ Alkali Canyon Formation at Fossilworks.org
  8. ^ Alkali Canyon Formation at USGS
  9. ^ Chalk Butte Formation at Fossilworks.org
  10. ^ Chalk Butte Formation at USGS
  11. ^ Chalk Butte Formation publications at USGS
  12. ^ Drewsey Formation at Fossilworks.org
  13. ^ Drewsey Formation at USGS
  14. ^ McKay Formation at Fossilworks.org
  15. ^ McKay Formation at USGS
  16. ^ McKay Formation publications at USGS
  17. ^ Juntura Formation at Fossilworks.org
  18. ^ The Dalles Formation at Fossilworks.org
  19. ^ The Dalles Formation at USGS
  20. ^ The Dalles Formation publications at USGS
  21. ^ Butte Creek Formation at Fossilworks.org
  22. ^ Deer Butte Formation at Fossilworks.org
  23. ^ Sucker Creek Formation at Fossilworks.org
  24. ^ Sucker Creek Formation at USGS
  25. ^ Sucker Creek Formation at USGS
  26. ^ Mascall Formation at Fossilworks.org
  27. ^ John Day Formation at Fossilworks.org
  28. ^ John Day Formation at USGS
  29. ^ Nye Formation at Fossilworks.org
  30. ^ Astoria Group at Fossilworks.org
  31. ^ Astoria Shale at USGS
  32. ^ Astoria at USGS
  33. ^ Scotts Mills Formation at Fossilworks.org
  34. ^ Yaquina Formation at Fossilworks.org
  35. ^ Yaquina Formation at USGS
  36. ^ Alsea Formation at Fossilworks.org
  37. ^ Alsea Formation at USGS
  38. ^ Fisher Formation at Fossilworks.org
  39. ^ Fisher Formation at USGS
  40. ^ a b Fisher & Eugene Formations at USGS
  41. ^ Mehama Formation at Fossilworks.org
  42. ^ Undifferentiated tuffaceous sedimentary rocks, tuffs, and basalt - Mehama Formation at USGS
  43. ^ Pittsburg Bluff Formation at Fossilworks.org
  44. ^ Pittsburg Bluff Formation at Mindat.org
  45. ^ Pittsburg Bluff Formation at Mindat.org
  46. ^ Keasey Formation at Fossilworks.org
  47. ^ Eugene Formation at Fossilworks.org
  48. ^ Eugene Formation at USGS
  49. ^ Nestucca Formation at Fossilworks.org
  50. ^ Spencer Formation at Fossilworks.org
  51. ^ Coaledo Formation at Fossilworks.org
  52. ^ Cowlitz Formation at Fossilworks.org
  53. ^ Cowlitz Formation at USGS
  54. ^ Clarno Formation at Fossilworks.org
  55. ^ Clarno Formation at USGS
  56. ^ Tyee Formation at Fossilworks.org
  57. ^ Tyee Formation at USGS
  58. ^ Camas Valley Formation at Fossilworks.org
  59. ^ Umpqua Group at USGS
  60. ^ Flournoy Formation at Fossilworks.org
  61. ^ Flournoy Formation at USGS
  62. ^ Lookingglass Formation at Fossilworks.org
  63. ^ Lookingglass Formation at USGS
  64. ^ Roseburg Formation at Fossilworks.org
  65. ^ Roseburg Formation at USGS
  66. ^ White Tail Ridge Formation at Fossilworks.org
  67. ^ White Tail Ridge Formation at Mindat.org
  68. ^ Tenmile Formation at Fossilworks.org
  69. ^ Tenmile Formation at USGS
  70. ^ Bushnell Rock Formation at Fossilworks.org
  71. ^ Bushnell Rock Formation at USGS
  72. ^ Yamhill Formation at Fossilworks.org
  73. ^ Yamhill Formation at USGS
  74. ^ Siletz River Volcanics at Fossilworks.org
  75. ^ Siletz River Volcanics at USGS
  76. ^ Cape Sebastian Sandstone at Fossilworks.org
  77. ^ Cape Sebastian Sandstone at USGS
  78. ^ Chico Formation at Fossilworks.org
  79. ^ Chico Formation at USGS
  80. ^ Hudspeth Formation at Fossilworks.org
  81. ^ Hudspeth Formation at USGS
  82. ^ Days Creek Formation at Fossilworks.org
  83. ^ Day Creek Formation at Fossilworks.org
  84. ^ Myrtle Formation at Fossilworks.org
  85. ^ Dotham Formation at Fossilworks.org
  86. ^ Dothan Formation at USGS
  87. ^ Otter Point Formation at Fossilworks.org
  88. ^ Otter Point Formation at USGS
  89. ^ Coon Hollow Formation at Fossilworks.org
  90. ^ Coon Hollow Formation at USGS
  91. ^ Lonesome Formation at Fossilworks.org
  92. ^ Lonesome Formation at USGS
  93. ^ Weberg Formation at Fossilworks.org
  94. ^ Weberg Member at USGS
  95. ^ Snowshoe Formation at Fossilworks.org
  96. ^ Snowshoe Formation at USGS
  97. ^ Hyde Formation at Fossilworks.org
  98. ^ Nicely Formation at Fossilworks.org
  99. ^ Robertson Formation at Fossilworks.org
  100. ^ Robertson Formation at USGS
  101. ^ Suplee Formation at Fossilworks.org
  102. ^ Mowich Group at USGS
  103. ^ Graylock Formation at Fossilworks.org
  104. ^ Hurwal Formation at Fossilworks.org
  105. ^ Martin Bridge Formation at Fossilworks.org
  106. ^ Martin Bridge Formation at USGS
  107. ^ Vester Formation at Fossilworks.org
  108. ^ Rail Cabin Argillite at Fossilworks.org
  109. ^ Brisbois Formation at Fossilworks.org
  110. ^ Brisbois Member at USGS
  111. ^ Fields Creek Formation at Fossilworks.org
  112. ^ Fields Creek Formation at USGS
  113. ^ Coyote Butte Formation at Fossilworks.org
  114. ^ Coyote Butte Formation at USGS
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