Providence Formation

Geology

Group: Selma

Members: unnamed (41), basal (4), lower (38), upper (20)

Lithologies: not reported (1), claystone (15), mudstone (11), "shale" (22), siltstone (2), sandstone (86), chalk (1), wackestone (5), packstone (1), "limestone" (1)

Paleoenvironments: marine indet. (125), basinal (carbonate) (1), prodelta (7), offshore (10), basinal (siliciclastic) (1)

Age range: base of the Chadian to the top of the Early/Lower Maastrichtian or 346.70000 to 66.00000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Osagean352.0 - 343.0USA (Tennessee) (37215)
Osagean352.0 - 343.0USA (Indiana) (550 551)
Osagean352.0 - 343.0USA (Kentucky) (59889 59891)
Chadian346.7 - 340.0USA (Kentucky) (5868 5869 5870 5871 54182)
Chadian346.7 - 340.0USA (Tennessee) (6914)
Chadian - Arundian346.7 - 340.0USA (Kentucky) (562)
Chadian - Arundian346.7 - 340.0USA (Tennessee) (6916 6917 6918 6919 6920 6921 6922 6923 6915)
Middle Pennsylvanian315.2 - 307.0USA (Illinois) (198755 198557 198591)
Middle Pennsylvanian315.2 - 307.0USA (Kentucky) (198764 198765 198766 198767 198768 198769 198770)
Middle Pennsylvanian315.2 - 307.0USA (Indiana) (198756 198757 198758 198759 198760 198762 198763)
Maastrichtian72.1 - 66.0USA (Alabama) (140677)
Maastrichtian72.1 - 66.0Jamaica (Portland) (88525)
Early/Lower Maastrichtian70.6 - 66.0USA (Georgia) (4265 4266 4267 4268 4269 4277 4278 4279 4280 4281 4282 4287 4288 4289 4290 4291 4292 4293 4294 4295 4296 4297 4298 4299 4300 4301 4302 4303 4304 4305 4306 4307 4308 4309 4310 4311 4312 4313 4314 4315 4316 4317 4318 4319 4320 4334 4335 4336 4337 4338 4339 4340 4341)
Early/Lower Maastrichtian70.6 - 66.0USA (Alabama) (4238 4239 4240 4241 4242 4243 4244 4245 4246 4247 4248 4249 4250 4251 4252 4253 4254 4255 4256 4259 4260 4261 4262 4263 4264 4270 4271 4272 4273 4274 4275 4276 4283 4284 4285 4286 4321 4322 4323 4324 4325 4326 4327 4328 4329 4330 4331 4332 4333)
Late/Upper Maastrichtian70.6 - 66.0USA (Alabama) (78128)
Late/Upper Maastrichtian70.6 - 66.0USA (Georgia) (78129)