THRUST BELT
Tsl   SALT LAKE FORMATION
Tte   TEEWINOT FORMATION
Tr    RED CONGLOMERATE ON TOP OF HOBACK AND WYOMING RANGES (MIOCENE?;
            MAY BE AS OLD AS EOCENE)

                                   NORTHWEST
Thr   HUCKLEBERRY RIDGE TUFF OF YELLOWSTONE GROUP
Tii   INTRUSIVE AND EXTRUSIVE IGNEOUS ROCKS
Thl   HEART LAKE CONGLOMERATE--Southern Yellowstone area
Tsi   SHOOTING IRON FORMATION 2--Central Jackson Hole
Tcc   CONANT CREEK TUFF--Northern Jackson Hole
Tte   TEEWINOT FORMATION--Central Jackson Hole
Tcd   CAMP DAVIS FORMATION--Southernmost Jackson Hole
Tc    COLTER FORMATION--Central Jackson Hole
Tcv   CALDWELL CANYON VOLCANICS--Southern Absaroka Range
Tml   LOWER MIOCENE ROCKS--Bighorn Mountains