Road Canyon Formation

Geology

Members: unnamed (107)

Lithologies: "shale" (2), siltstone (1), packstone (1), framestone (3), "limestone" (100)

Paleoenvironments: marine indet. (1), carbonate indet. (23), open shallow subtidal (5), reef, buildup or bioherm (6), slope/ramp reef (10), slope (60), deltaic indet. (2)

Age range: base of the Kungurian to the top of the Barstovian or 283.30000 to 12.50000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Permian298.9 - 251.902USA (Texas) (24512)
Artinskian - Ufimian290.1 - 274.4USA (Texas) (11144)
Kungurian283.3 - 274.4USA (Texas) (43495 43513 43517 81641 81642 81651 105735 105744 105879 105926 105940 105941 106112 106129 106145 106286 106288 127788 150605)
Kungurian - Roadian283.3 - 266.9USA (Texas) (106113 106116)
Roadian274.4 - 266.9USA (Texas) (43465 43512 43518 43554 43563 43598 43610 43611 43613 44242 44748 44749 81639 81640 81671 101781 101782 101783 101793 101805 101807 101808 102603 102604 102606 102607 102610 102611 102621 105742 105743 105762 105805 105807 105814 105822 105838 105851 105873 105874 105875 105927 106038 106107 106109 106115 106117 106118 106119 106120 106122 106125 106135 106143 106148 106150 106152 106153 106154 106159 106172 113196 113199 113211 113220 122055 122056 127789 128591 144249 149827 149829 149940 149942 150252 150253 150257 150606 150607 150610 150866 151243 151272 151275)
Barstovian16.3 - 12.5USA (Idaho) (19013)