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  1. Unnamed clastic member - Carbondale Formation‏‎ (6 revisions)
  2. Pleasantview Sandstone Member‏‎ (6 revisions)
  3. Wiley Coal Member‏‎ (6 revisions)
  4. Abingdon Coal Member‏‎ (6 revisions)
  5. Trivoli Sandstone Member‏‎ (6 revisions)
  6. Galatia Channel:Baker Coal and Winslow-Henderson Channel‏‎ (6 revisions)
  7. Francis Creek Shale Member‏‎ (6 revisions)
  8. Pounds Sandstone Member‏‎ (6 revisions)
  9. Covel Conglomerate Bed‏‎ (6 revisions)
  10. Galatia Channel:Colchester Coal and Francis Creek Shale‏‎ (5 revisions)
  11. Galatia Channel:Rapid Transgression, Gradual Regression‏‎ (5 revisions)
  12. Herrin Coal Member‏‎ (5 revisions)
  13. Velpen Limestone Member‏‎ (5 revisions)
  14. Hanover Limestone Member‏‎ (5 revisions)
  15. Kerton Creek coal bed‏‎ (5 revisions)
  16. Delafield Member‏‎ (5 revisions)
  17. Spring Lake Coal Member‏‎ (5 revisions)
  18. Bucktown Coal Member‏‎ (5 revisions)
  19. Omphghent member‏‎ (5 revisions)
  20. 0000‏‎ (5 revisions)
  21. Lusk Shale Member‏‎ (5 revisions)
  22. Greenbush Coal Member‏‎ (5 revisions)
  23. Purington Shale Member‏‎ (5 revisions)
  24. Browning Sandstone Member‏‎ (4 revisions)
  25. Houchin Creek Coal Member‏‎ (4 revisions)
  26. Roodhouse coal bed‏‎ (4 revisions)
  27. Isabel Sandstone Member‏‎ (4 revisions)
  28. Abbott Formation‏‎ (4 revisions)
  29. Lagonda Member‏‎ (4 revisions)
  30. Equality Formation‏‎ (4 revisions)
  31. Percy Limestone Member‏‎ (4 revisions)
  32. Cave Hill Shale Member‏‎ (4 revisions)
  33. Precambrian Erathem‏‎ (4 revisions)
  34. Galatia Channel:Relationship of Effingham and Galatia Channels‏‎ (4 revisions)
  35. Spoon Formation‏‎ (4 revisions)
  36. Modern Soil‏‎ (4 revisions)
  37. Big Creek Shale Member‏‎ (4 revisions)
  38. Galatia Member‏‎ (4 revisions)
  39. Palzo Sandstone Member‏‎ (4 revisions)
  40. Ste. Genevieve Limestone‏‎ (4 revisions)
  41. Carmi Member‏‎ (4 revisions)
  42. Unnamed gray shale member - Carbondale Formation‏‎ (4 revisions)
  43. Shawneetown Coal Member‏‎ (3 revisions)
  44. Jake Creek Sandstone Member‏‎ (3 revisions)
  45. Anna Shale Member‏‎ (3 revisions)
  46. Alum Cave Limestone Member‏‎ (3 revisions)
  47. Quaternary System‏‎ (3 revisions)
  48. Lowell Coal Member‏‎ (3 revisions)
  49. Wheeler Coal Member or Bed‏‎ (3 revisions)
  50. Excello Shale Member‏‎ (3 revisions)
  51. Lingle Formation‏‎ (3 revisions)
  52. Canton Shale Member‏‎ (3 revisions)
  53. Walshville Member‏‎ (3 revisions)
  54. St. David Limestone Member‏‎ (3 revisions)
  55. Breezy Hill Limestone Member‏‎ (3 revisions)
  56. Big Clifty Sandstone Member‏‎ (3 revisions)
  57. Vermilionville Sandstone Member‏‎ (3 revisions)
  58. Fraileys Shale‏‎ (3 revisions)
  59. Galatia Channel:Peat Developed at Lowstand‏‎ (3 revisions)
  60. Bevier Coal Member or Bed‏‎ (3 revisions)
  61. Oligocene Series‏‎ (3 revisions)
  62. Summum Coal Member‏‎ (3 revisions)
  63. O'Nan Coal Member‏‎ (3 revisions)
  64. Antioch Limestone Member‏‎ (3 revisions)
  65. Stendal Limestone Member‏‎ (3 revisions)
  66. Oak Grove Limestone Member‏‎ (3 revisions)
  67. Briar Hill Coal Member‏‎ (3 revisions)
  68. Energy Shale Member‏‎ (3 revisions)
  69. Stewartville Member‏‎ (3 revisions)
  70. Turner Mine Shale Member‏‎ (3 revisions)
  71. Mecca Quarry Shale Member‏‎ (3 revisions)
  72. Beech Creek Limestone‏‎ (3 revisions)
  73. Kewanee Group‏‎ (2 revisions)
  74. Richland Loess‏‎ (2 revisions)
  75. Little Vermilion Limestone Member‏‎ (2 revisions)
  76. Yankeetown Sandstone‏‎ (2 revisions)
  77. Peoria Silt‏‎ (2 revisions)
  78. Mackinaw Member‏‎ (2 revisions)
  79. Trowbridge Coal Member‏‎ (2 revisions)
  80. Kimmswick Subgroup‏‎ (2 revisions)
  81. Galena Group‏‎ (2 revisions)
  82. Ullin Limestone‏‎ (2 revisions)
  83. Bailey Limestone‏‎ (2 revisions)
  84. Downeys Bluff Limestone‏‎ (2 revisions)
  85. Ashmore Tongue‏‎ (2 revisions)
  86. Lake Michigan Formation‏‎ (2 revisions)
  87. Grand Tower Limestone‏‎ (2 revisions)
  88. Glen Park Formation‏‎ (2 revisions)
  89. Peddicord Tongue‏‎ (2 revisions)
  90. Winnetka Member‏‎ (2 revisions)
  91. Borden Siltstone‏‎ (2 revisions)
  92. Waukegan Member‏‎ (2 revisions)
  93. Fredonia Limestone Member‏‎ (2 revisions)
  94. Spar Mountain Sandstone Member‏‎ (2 revisions)
  95. Moccasin Springs Formation‏‎ (2 revisions)
  96. Ridenhower Formation‏‎ (2 revisions)
  97. Sheboygan Member‏‎ (2 revisions)
  98. South Haven Member‏‎ (2 revisions)
  99. St. Laurent Formation‏‎ (2 revisions)
  100. Lake Forest Member‏‎ (2 revisions)
  101. Cypress Sandstone‏‎ (2 revisions)
  102. Renault Limestone‏‎ (2 revisions)
  103. Wilmette Bed‏‎ (2 revisions)
  104. St. Louis Limestone‏‎ (2 revisions)
  105. Aux Vases Sandstone‏‎ (2 revisions)
  106. Ravinia Sand Member‏‎ (2 revisions)
  107. Bethel Sandstone‏‎ (2 revisions)
  108. Lake Michigan Member‏‎ (2 revisions)
  109. Karnak Limestone Member‏‎ (2 revisions)
  110. Tuscaloosa Formation‏‎ (2 revisions)
  111. New Albany Shale Group‏‎ (2 revisions)
  112. Haney Limestone‏‎ (2 revisions)
  113. Parkland Sand‏‎ (2 revisions)
  114. Holocene Series‏‎ (2 revisions)
  115. Negli Creek Limestone Member‏‎ (1 revision)
  116. Buelter Member‏‎ (1 revision)
  117. Croixan Series‏‎ (1 revision)
  118. Rock Branch Coal Member‏‎ (1 revision)
  119. Rapid Member‏‎ (1 revision)
  120. Calhoun Coal Member‏‎ (1 revision)
  121. Lierle Clay Member‏‎ (1 revision)
  122. Walche Limestone Member‏‎ (1 revision)
  123. Ironton Sandstone‏‎ (1 revision)
  124. Womac Coal Member‏‎ (1 revision)
  125. Chouteau Limestone‏‎ (1 revision)
  126. Mesozoic Erathem‏‎ (1 revision)
  127. Reelsville Limestone Member‏‎ (1 revision)
  128. Kellerville Till Member‏‎ (1 revision)
  129. Kings Lake Formation‏‎ (1 revision)
  130. Shoal Creek Limestone Member‏‎ (1 revision)
  131. Farmdale Soil‏‎ (1 revision)
  132. Hardinsburg Sandstone‏‎ (1 revision)
  133. Tippecanoe Sequence‏‎ (1 revision)
  134. Tete de Morts Formation‏‎ (1 revision)
  135. Babylon Sandstone Member‏‎ (1 revision)
  136. Wise Lake Formation‏‎ (1 revision)
  137. McClearys Bluff Coal Member‏‎ (1 revision)
  138. Brush Coal Member‏‎ (1 revision)
  139. Briton Member‏‎ (1 revision)
  140. Montrose Chert Member‏‎ (1 revision)
  141. Metropolis Formation‏‎ (1 revision)
  142. Brainard Shale‏‎ (1 revision)
  143. Hegeler Till Member‏‎ (1 revision)
  144. Ottawa Limestone Megagroup‏‎ (1 revision)
  145. Mooseheart Member‏‎ (1 revision)
  146. Canadian Series‏‎ (1 revision)
  147. Litchfield Coal Member‏‎ (1 revision)
  148. Misenheimer Shale Member‏‎ (1 revision)
  149. Dix Limestone Member‏‎ (1 revision)
  150. Roby Silt Member‏‎ (1 revision)
  151. Mulberry Grove Silt Member‏‎ (1 revision)
  152. Knox Dolomite Megagroup‏‎ (1 revision)
  153. Plaines Member‏‎ (1 revision)
  154. Atokan Series‏‎ (1 revision)
  155. Platteville Group‏‎ (1 revision)
  156. Palestine Sandstone‏‎ (1 revision)
  157. Drummond Member‏‎ (1 revision)
  158. Mattoon Formation‏‎ (1 revision)
  159. Burroughs Limestone Member‏‎ (1 revision)
  160. Manitowoc Member‏‎ (1 revision)
  161. Chapin Soil‏‎ (1 revision)
  162. Paint Creek Group‏‎ (1 revision)
  163. Alto Formation‏‎ (1 revision)
  164. Tioga Bentonite Bed‏‎ (1 revision)
  165. Mounds Gravel‏‎ (1 revision)
  166. McDonough Loess Member‏‎ (1 revision)
  167. Okaw Group‏‎ (1 revision)
  168. Banner Formation‏‎ (1 revision)
  169. Hazelwood Member‏‎ (1 revision)
  170. Batestown Member‏‎ (1 revision)
  171. Fairplay Member‏‎ (1 revision)
  172. Malden Till Member‏‎ (1 revision)
  173. Tiskilwa Formation‏‎ (1 revision)
  174. Cramer Limestone Member‏‎ (1 revision)
  175. Wasco Member‏‎ (1 revision)
  176. Davenport Member‏‎ (1 revision)
  177. Elgin Shale Member‏‎ (1 revision)
  178. Tilton Till Member‏‎ (1 revision)
  179. Brickeys Member‏‎ (1 revision)
  180. Witt Coal Member‏‎ (1 revision)
  181. Rosiclare Sandstone Member‏‎ (1 revision)
  182. Bunje Limestone Member‏‎ (1 revision)
  183. Cape Limestone‏‎ (1 revision)
  184. Peyton Colluvium‏‎ (1 revision)
  185. Pike Soil‏‎ (1 revision)
  186. Macoupin Limestone Member‏‎ (1 revision)
  187. Glenwood Formation‏‎ (1 revision)
  188. Fort Payne Formation‏‎ (1 revision)
  189. Bogota Limestone Member‏‎ (1 revision)
  190. Niagaran Series‏‎ (1 revision)
  191. Springville Shale‏‎ (1 revision)
  192. Ford Station Limestone Member‏‎ (1 revision)
  193. Morton Tongue‏‎ (1 revision)
  194. Marcus Formation‏‎ (1 revision)
  195. Tarter Coal Member‏‎ (1 revision)
  196. Chesterian Series‏‎ (1 revision)
  197. Berry Clay Member‏‎ (1 revision)
  198. Smithboro Till Member‏‎ (1 revision)
  199. Joliet Formation‏‎ (1 revision)
  200. Hadley Gravel Member‏‎ (1 revision)
  201. Nokomis Sandstone Member‏‎ (1 revision)
  202. Jamestown Coal Member‏‎ (1 revision)
  203. Henry Formation‏‎ (1 revision)
  204. Shullsburg Member‏‎ (1 revision)
  205. Glenburn Till Member‏‎ (1 revision)
  206. Omega Limestone Member‏‎ (1 revision)
  207. Batavia Member‏‎ (1 revision)
  208. Matson Member‏‎ (1 revision)
  209. Levings Member‏‎ (1 revision)
  210. Sylamore Sandstone‏‎ (1 revision)
  211. Bidwell Coal Member‏‎ (1 revision)
  212. Grayslake Peat‏‎ (1 revision)
  213. McWain Sandstone Member‏‎ (1 revision)
  214. Hoing Sandstone Member‏‎ (1 revision)
  215. New Burnside Coal Member‏‎ (1 revision)
  216. Scales Shale‏‎ (1 revision)
  217. Wise Ridge Coal Member‏‎ (1 revision)
  218. Eau Claire Formation‏‎ (1 revision)
  219. Harrodsburg Limestone Member‏‎ (1 revision)
  220. Dane Member‏‎ (1 revision)
  221. Potosi Dolomite‏‎ (1 revision)
  222. Missourian Series‏‎ (1 revision)
  223. Clayton Formation‏‎ (1 revision)
  224. Fern Glen Formation‏‎ (1 revision)
  225. Kingdom Sandstone Member‏‎ (1 revision)
  226. Dunleith Formation‏‎ (1 revision)
  227. Neda Formation‏‎ (1 revision)
  228. Romeo Member‏‎ (1 revision)
  229. Beverly Tongue‏‎ (1 revision)
  230. Modesto Formation‏‎ (1 revision)
  231. Shumway Limestone Member‏‎ (1 revision)
  232. Grand Detour Formation‏‎ (1 revision)
  233. Goreville Limestone Member‏‎ (1 revision)
  234. Menard Limestone‏‎ (1 revision)
  235. Farmington Shale Member‏‎ (1 revision)
  236. Glasford Formation‏‎ (1 revision)
  237. Seahorne Limestone Member‏‎ (1 revision)
  238. Glossary‏‎ (1 revision)
  239. Grindstaff Sandstone Member‏‎ (1 revision)
  240. Oakland Till Member‏‎ (1 revision)
  241. Pokeberry Limestone Member‏‎ (1 revision)
  242. Wyota Member‏‎ (1 revision)
  243. Reisner Limestone Member‏‎ (1 revision)
  244. Hillery Till Member‏‎ (1 revision)
  245. Harmony Hill Shale Member‏‎ (1 revision)
  246. Opdyke Coal Member‏‎ (1 revision)
  247. Vandalia Till Member‏‎ (1 revision)
  248. Pliocene Series‏‎ (1 revision)
  249. Mammoth Cave Limestone Megagroup‏‎ (1 revision)
  250. Copperas Creek Sandstone Member‏‎ (1 revision)
  251. Meadow Loess Member‏‎ (1 revision)
  252. Bonpas Limestone Member‏‎ (1 revision)
  253. Paleozoic Erathem‏‎ (1 revision)
  254. Wilhelmi Formation‏‎ (1 revision)
  255. Dresbachian Stage‏‎ (1 revision)
  256. Brereton Limestone Member‏‎ (1 revision)
  257. Hely Member‏‎ (1 revision)
  258. Loveland Silt‏‎ (1 revision)
  259. Mahomet Sand Member‏‎ (1 revision)
  260. Merom Sandstone Member‏‎ (1 revision)
  261. Meppen Limestone‏‎ (1 revision)
  262. Delwood Coal Member‏‎ (1 revision)
  263. Wedron Group‏‎ (1 revision)
  264. Elm Member‏‎ (1 revision)
  265. Wilcox Formation‏‎ (1 revision)
  266. Permian System‏‎ (1 revision)
  267. Haeger Member‏‎ (1 revision)
  268. Rocher Member‏‎ (1 revision)
  269. Esmond Till Member‏‎ (1 revision)
  270. Genevievian Stage‏‎ (1 revision)
  271. Dolton Member‏‎ (1 revision)
  272. Derby-Doerun Member‏‎ (1 revision)
  273. De Graff Coal Member‏‎ (1 revision)
  274. Castlewood Member‏‎ (1 revision)
  275. Charter Member‏‎ (1 revision)
  276. La Salle Limestone Member‏‎ (1 revision)
  277. Otis Member‏‎ (1 revision)
  278. Degonia Sandstone‏‎ (1 revision)
  279. Sample Sandstone Member‏‎ (1 revision)
  280. Starved Rock Sandstone Member‏‎ (1 revision)
  281. Flannigan Coal Member‏‎ (1 revision)
  282. Toulon Member‏‎ (1 revision)
  283. Geneva Dolomite Member‏‎ (1 revision)
  284. New Glarus Member‏‎ (1 revision)
  285. Middle Devonian Series‏‎ (1 revision)
  286. Sonora Formation‏‎ (1 revision)
  287. Blodgett Member‏‎ (1 revision)
  288. Tyson Member‏‎ (1 revision)
  289. Cedar Valley Limestone‏‎ (1 revision)
  290. Waltersburg Formation‏‎ (1 revision)
  291. Lonsdale Limestone Member‏‎ (1 revision)
  292. Robein Member‏‎ (1 revision)
  293. Oneota Dolomite‏‎ (1 revision)
  294. Hazel Green Member‏‎ (1 revision)
  295. Dutch Creek Sandstone Member‏‎ (1 revision)
  296. Mississippian Subsystem‏‎ (1 revision)
  297. Mincke Member‏‎ (1 revision)
  298. Tonti Sandstone Member‏‎ (1 revision)
  299. Miocene Series‏‎ (1 revision)
  300. Boles Member‏‎ (1 revision)
  301. Lee Center Till Member‏‎ (1 revision)
  302. Wall Member‏‎ (1 revision)
  303. Mascoutah facies‏‎ (1 revision)
  304. Augusta Member‏‎ (1 revision)
  305. Mt. Carmel Sandstone Member‏‎ (1 revision)
  306. De Long Coal Member‏‎ (1 revision)
  307. Tygett Sandstone Member‏‎ (1 revision)
  308. Grassy Knob Chert‏‎ (1 revision)
  309. Kenyon Member‏‎ (1 revision)
  310. Glenhaven Member‏‎ (1 revision)
  311. Belgium Member‏‎ (1 revision)
  312. North Hill Group‏‎ (1 revision)
  313. Spring Grove Member‏‎ (1 revision)
  314. Guttenberg Formation‏‎ (1 revision)
  315. Sexton Creek Limestone‏‎ (1 revision)
  316. Blomeyer Member‏‎ (1 revision)
  317. New Richmond Sandstone‏‎ (1 revision)
  318. Mt. Rorah Coal Member‏‎ (1 revision)
  319. St. Peter Sandstone‏‎ (1 revision)
  320. Dubuque Formation‏‎ (1 revision)
  321. Maysvillian Stage‏‎ (1 revision)
  322. Maquoketa Shale Group‏‎ (1 revision)
  323. McCraney Limestone‏‎ (1 revision)
  324. Defiance Member‏‎ (1 revision)
  325. Franconian Stage‏‎ (1 revision)
  326. Piatt Member‏‎ (1 revision)
  327. Mifflin Formation‏‎ (1 revision)
  328. Kidd Member‏‎ (1 revision)
  329. Gordonville Member‏‎ (1 revision)
  330. Joppa Member‏‎ (1 revision)
  331. Triassic System‏‎ (1 revision)
  332. Silurian System‏‎ (1 revision)
  333. Kaskaskia Sequence‏‎ (1 revision)
  334. Tripp Limestone Member‏‎ (1 revision)
  335. Canteen member‏‎ (1 revision)
  336. Seville Limestone Member‏‎ (1 revision)
  337. Carlinville Limestone Member‏‎ (1 revision)
  338. Danville Coal Member‏‎ (1 revision)
  339. Popcorn Sandstone Member‏‎ (1 revision)
  340. Backbone Limestone‏‎ (1 revision)
  341. Athensville Coal Member‏‎ (1 revision)
  342. Chapel Coal Member‏‎ (1 revision)
  343. Momence Sandstone Member‏‎ (1 revision)
  344. Pope Megagroup‏‎ (1 revision)
  345. Birds Member‏‎ (1 revision)
  346. Lower Devonian Series‏‎ (1 revision)
  347. Medusa Member‏‎ (1 revision)
  348. Shakopee Dolomite‏‎ (1 revision)
  349. Ogle Till Member‏‎ (1 revision)
  350. Oglesby Member‏‎ (1 revision)
  351. Alexandrian Series‏‎ (1 revision)
  352. Exline Limestone Member‏‎ (1 revision)
  353. Kankakee Formation‏‎ (1 revision)
  354. Warsaw Shale‏‎ (1 revision)
  355. Cedar Bluff Limestone Group‏‎ (1 revision)
  356. Racine Formation‏‎ (1 revision)
  357. Galesville Sandstone‏‎ (1 revision)
  358. Granger Sandstone Member‏‎ (1 revision)
  359. Grigg tongue‏‎ (1 revision)
  360. Virgilian Series‏‎ (1 revision)
  361. Devonian System‏‎ (1 revision)
  362. Everett Member‏‎ (1 revision)
  363. Howardton Limestone Member‏‎ (1 revision)
  364. Jurassic System‏‎ (1 revision)
  365. Pleistocene Series‏‎ (1 revision)
  366. Buckhorn Member‏‎ (1 revision)
  367. Pennsylvanian Subsystem‏‎ (1 revision)
  368. Thebes Sandstone Member‏‎ (1 revision)
  369. County Line (Alburnett) silt‏‎ (1 revision)
  370. Knobs Megagroup‏‎ (1 revision)
  371. Reel Limestone Member‏‎ (1 revision)
  372. Vienna Limestone‏‎ (1 revision)
  373. Mayfield Member‏‎ (1 revision)
  374. Gasperian Stage‏‎ (1 revision)
  375. Fox Valley Member‏‎ (1 revision)
  376. Starrs Cave Limestone‏‎ (1 revision)
  377. Elmhurst Sandstone Member‏‎ (1 revision)
  378. Grove Church Shale‏‎ (1 revision)
  379. Lombard Dolomite Member‏‎ (1 revision)
  380. Wapsipinicon Limestone‏‎ (1 revision)
  381. Pleasant Grove Soil‏‎ (1 revision)
  382. Hall Limestone Member‏‎ (1 revision)
  383. Anvil Rock Sandstone Member‏‎ (1 revision)
  384. Bilyeu Member‏‎ (1 revision)
  385. Rock Island Coal Member‏‎ (1 revision)
  386. Lacey Member‏‎ (1 revision)
  387. McLeansboro Group‏‎ (1 revision)
  388. Davis Member‏‎ (1 revision)
  389. Decorah Subgroup‏‎ (1 revision)
  390. Friendsville Coal Member‏‎ (1 revision)
  391. Mosalem Formation‏‎ (1 revision)
  392. Creal Springs Limestone Member‏‎ (1 revision)
  393. Gunter Sandstone‏‎ (1 revision)
  394. Yorkville Member‏‎ (1 revision)
  395. Eagle Point Member‏‎ (1 revision)
  396. Delavan Member‏‎ (1 revision)
  397. Hombergian Stage‏‎ (1 revision)
  398. Forreston Member‏‎ (1 revision)
  399. Crowleys Ridge Silt‏‎ (1 revision)
  400. Vergennes Sandstone Member‏‎ (1 revision)
  401. Rivoli Member‏‎ (1 revision)
  402. Allard Limestone Member‏‎ (1 revision)
  403. Orchard Creek Shale Member‏‎ (1 revision)
  404. Kiser Creek Member‏‎ (1 revision)
  405. Elwood Formation‏‎ (1 revision)
  406. Flat Creek Coal Member‏‎ (1 revision)
  407. Schweizer Member‏‎ (1 revision)
  408. Franconia Formation‏‎ (1 revision)
  409. Girardeau Limestone‏‎ (1 revision)
  410. Offerman Member‏‎ (1 revision)
  411. Nutwood Shale Member‏‎ (1 revision)
  412. Elviran Stage‏‎ (1 revision)
  413. Tar Springs Sandstone‏‎ (1 revision)
  414. Hennepin Member‏‎ (1 revision)
  415. Two Rivers Member‏‎ (1 revision)
  416. Sugar Run Formation‏‎ (1 revision)
  417. Pope Creek Coal Member‏‎ (1 revision)
  418. Dement Member‏‎ (1 revision)
  419. Beecher Member‏‎ (1 revision)
  420. Kewaunee Formation‏‎ (1 revision)
  421. Jordan Sandstone‏‎ (1 revision)
  422. Piasa Limestone‏‎ (1 revision)
  423. Wolf Creek Formation‏‎ (1 revision)
  424. Millersville Limestone Member‏‎ (1 revision)
  425. Lovell Member‏‎ (1 revision)
  426. West Franklin Limestone Member‏‎ (1 revision)
  427. Chazyan Stage‏‎ (1 revision)
  428. Potsdam Sandstone Megagroup‏‎ (1 revision)
  429. New Haven Coal Member‏‎ (1 revision)
  430. Sweetland Creek Shale‏‎ (1 revision)
  431. Fort Atkinson Limstone‏‎ (1 revision)
  432. Edenian Stage‏‎ (1 revision)
  433. Pearl Formation‏‎ (1 revision)
  434. Embayment Megagroup‏‎ (1 revision)
  435. Sweeney Formation‏‎ (1 revision)
  436. Cohn Coal Member‏‎ (1 revision)
  437. Markham Silt Member‏‎ (1 revision)
  438. Clore Formation‏‎ (1 revision)
  439. Livingston Limestone Member‏‎ (1 revision)
  440. Morrowan Series‏‎ (1 revision)
  441. Loughridge Sandstone Member‏‎ (1 revision)
  442. Shorewood Member‏‎ (1 revision)
  443. Clear Creek Chert‏‎ (1 revision)
  444. Garnavillo Member‏‎ (1 revision)
  445. Saverton Shale‏‎ (1 revision)
  446. Little Bear Soil‏‎ (1 revision)
  447. Sangamon Soil‏‎ (1 revision)
  448. Cheltenham Clay Member‏‎ (1 revision)
  449. Ordovician System‏‎ (1 revision)
  450. Golconda Group‏‎ (1 revision)
  451. Carboniferous System‏‎ (1 revision)
  452. Moredock Member‏‎ (1 revision)
  453. Sinsinawa Member‏‎ (1 revision)
  454. Alburnett Formation‏‎ (1 revision)
  455. Victory Member‏‎ (1 revision)
  456. Clermont Shale Member‏‎ (1 revision)
  457. Cooper Limestone Member‏‎ (1 revision)
  458. Woodbury Limestone Member‏‎ (1 revision)
  459. Murphysboro Coal Member‏‎ (1 revision)
  460. Richmondian Stage‏‎ (1 revision)
  461. Jules Soil‏‎ (1 revision)
  462. Shelbyville Coal Member‏‎ (1 revision)
  463. Keokuk Limestone‏‎ (1 revision)
  464. Sterling Till Member‏‎ (1 revision)
  465. Scottville Limestone Member‏‎ (1 revision)
  466. Mt. Simon Sandstone‏‎ (1 revision)
  467. Baylis Formation‏‎ (1 revision)
  468. Chana Member‏‎ (1 revision)
  469. Enion Formation‏‎ (1 revision)
  470. Duncan Mills Member‏‎ (1 revision)
  471. Owl Creek Formation‏‎ (1 revision)
  472. Burlington Limestone‏‎ (1 revision)
  473. Blanding Formation‏‎ (1 revision)
  474. Lacon Formation‏‎ (1 revision)
  475. Hunton Limestone Megagroup‏‎ (1 revision)
  476. Stillman Member‏‎ (1 revision)
  477. Grover Gravel‏‎ (1 revision)
  478. Nachusa Formation‏‎ (1 revision)
  479. Establishment Member‏‎ (1 revision)
  480. Edgewood Formation‏‎ (1 revision)
  481. Sorento Limestone Member‏‎ (1 revision)
  482. Wadsworth Formation‏‎ (1 revision)
  483. Assumption Coal Member‏‎ (1 revision)
  484. Trempealeauan Stage‏‎ (1 revision)
  485. Paleocene Series‏‎ (1 revision)
  486. Sherwood Member‏‎ (1 revision)
  487. Plano Silt Member‏‎ (1 revision)
  488. Effingham Limestone Member‏‎ (1 revision)
  489. Lawson Shale Member‏‎ (1 revision)
  490. Gunn Member‏‎ (1 revision)
  491. St. James Member‏‎ (1 revision)
  492. Scottsburg Limestone Member‏‎ (1 revision)
  493. Conant Limestone Member‏‎ (1 revision)
  494. Galum Limestone Member‏‎ (1 revision)
  495. Beaver Bend Limestone Member‏‎ (1 revision)
  496. Spechts Ferry Formation‏‎ (1 revision)
  497. Prairie du Chien Group‏‎ (1 revision)
  498. Cora Limestone Member‏‎ (1 revision)
  499. Cincinnatian Series‏‎ (1 revision)
  500. Dutchtown Limestone‏‎ (1 revision)

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