In places on the top of the block, at the head of Death and Avalanche Canyons, for example, are seen the inclined layers of limestone, quartzite, and shale belonging to the less ancient paleozoic era.
"Grand Teton [Wyoming] National Park"
United States Dept. of the Interior
There was no higher, more far-reaching "common good" than this to which acres prepared from paleozoic days and consecrated of unselfish adventure could be devoted.
"The French in the Heart of America"
John Finley
Palaeozoic or paleozoic, term defined.
"The Student's Elements of Geology"
Sir Charles Lyell