Blue Hill Member

Geology

Group: Colorado

Formation: Carlile Shale

Lithologies: not reported (2), "shale" (17), conglomerate (1), bafflestone (1)

Paleoenvironments: marine indet. (8), reef, buildup or bioherm (1), marginal marine indet. (1), offshore (9)

Age range: base of the Middle Turonian to the top of the Turonian or 93.50000 to 89.80000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Turonian93.9 - 89.8USA (Kansas) (102712)
Middle Turonian93.5 - 89.3USA (Kansas) (35063 35365 88418 132554 150369 213525 150370 208720 213524 213526 213527 213528)
Middle Turonian93.5 - 89.3USA (New Mexico) (23527 178786 178787 178788 178789)
Middle Turonian93.5 - 89.3USA (Nebraska) (213389)