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

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