Cerro Gordo Member

Geology

Group: Hackberry

Formation: Lime Creek

Lithologies: not reported (2), "shale" (23), "limestone" (1), "carbonate" (1)

Paleoenvironments: marine indet. (37), terrestrial indet. (1), carbonate indet. (3)

Age range: base of the Frasnian to the top of the Laventan or 382.70000 to 11.00000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Frasnian382.7 - 372.2USA (Iowa) (3403 3404 3405 3406 3408 6243 6244 6245 6246 6247 6248 6242 6249 6250 6251 6252 6253 3407 35498 35499 40289 54259 54398 54464 54621 54622 54654 54866 54945 55025 55027 55044 55045 55046 55048 55049 55050 56253 56254 56255)
Laventan13.8 - 11.0Colombia (224006)