Vicksburg Group

Geology

Formations: unnamed (18), Byram (34), Byram Marl (2), Chickasawhay (1), Flint River (2), Glendon (8), Marianna (4), Mint Springs (3), Mint Srpring (1), Red Bluff (15), Red Bluff Clay (2), Red bluff (1), Rosefield (1), Suwannee Limestone (33)

Lithologies: not reported (40), "siliciclastic" (30), claystone (10), siltstone (7), "mixed carbonate-siliciclastic" (2), marl (8), "limestone" (40)

Paleoenvironments: marine indet. (54), carbonate indet. (34), shallow subtidal indet. (1), deep subtidal ramp (1), offshore shelf (1), marginal marine indet. (4), coastal indet. (32)

Age range: base of the Early/Lower Oligocene to the top of the Late/Upper Oligocene or 33.90000 to 23.04000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Bartonian - Rupelian41.03 - 27.3USA (Alabama) (98255 98363)
Early/Lower Oligocene33.9 - 27.3USA (Florida) (61119 61121 61122 61123 203471 203473)
Early/Lower Oligocene33.9 - 27.3USA (Mississippi) (134723 143402 143407)
Early/Lower Oligocene33.9 - 27.3USA (Alabama) (143392 203470)
Early/Lower Oligocene33.9 - 27.3USA (Georgia) (143378 203467 203474)
Rupelian33.9 - 27.3USA (Florida) (60656 60661 60663 60665 60672 60677 60951 60953 60957 60960 60965 60968 60970 60971 60972 60973 60974 60975 60976 60977 60978 155935 155936 155948 155949 155950 155953 203468)
Rupelian33.9 - 27.3USA (Alabama) (87179 98260 98302 98362 101110 101113 101115 101116 192721 235364 242289)
Rupelian33.9 - 27.3USA (Louisiana) (87181)
Rupelian33.9 - 27.3USA (Georgia) (92154 92155 101120 155942)
Rupelian33.9 - 27.3USA (Mississippi) (66307 66308 66309 66310 66311 66312 66313 66314 66315 66316 66317 66318 66319 66320 66321 66322 66323 66324 66325 66326 66327 66328 66329 66330 66331 66332 66333 66334 66335 66336 74077 74078 74079 74080 74081 74082 74083 87171 87180 88146 88147 92699 98506 98525 98671 99716 101183 101186 101191 101192 101193 101194 101195 101196 101197 134724 160454 164234 166230 169205)
Oligocene33.9 - 23.04USA (Mississippi) (143354 191618 191619)
Oligocene33.9 - 23.04USA (Alabama) (191694)
Oligocene33.9 - 23.04USA (Louisiana) (192940)
Oligocene33.9 - 23.04USA (Georgia) (101121)
Late/Upper Oligocene27.3 - 23.04USA (Louisiana) (44521)