FEMA command facility, 3 letters
UK fair-hiring agency, 3 letters
15-million-year epoch, 6 letters
A Tertiary Period epoch, 6 letters
Certain geologic epoch, 6 letters
Dawn-of-mammals epoch, 6 letters
Epoch 50 million years ago, 6 letters
Epoch between Paleocene and Oligocene, 6 letters
Epoch characterized by the rise of mammals, 6 letters
Epoch in the Cenozoic Era, 6 letters
Epoch in the Tertiary period, 6 letters
Epoch in which mamals arose, 6 letters
Epoch in which mammals became dominant, 6 letters
Epoch in which modern mammals emerged, 6 letters
Epoch in which modern mammals first emerged, 6 letters
Epoch of 50 million years ago, 6 letters
Epoch of mammals' appearance, 6 letters
Epoch of modern birds and mammals, 6 letters
Epoch that saw the advent of mammals, 6 letters
Epoch that saw the rise of mammals, 6 letters
Epoch when bats first appeared, 6 letters
Epoch when horses appeared, 6 letters
Epoch when mammals appeared, 6 letters
Epoch when mammals arose, 6 letters
Epoch when mammals began, 6 letters
Epoch when mammals emerged, 6 letters
Epoch when mammals evolved, 6 letters
Epoch when modern mammals appeared, 6 letters
Epoch when monkeys first appeared, 6 letters
Extremely warm epoch in which mammals became dominant, 6 letters
Occurring 40 to 55 million years ago, 6 letters
Tertiary Period part, 6 letters
Tertiary Period segment, 6 letters
Time of the first modern mammals, 6 letters