atest development until Jurassic and Cretaceous times, when many were of prodigious size and ruled the world. The gigantic ichthyo

ains. For many years students of geology had found this section a fertile field for the study of rock formations a

zard-like animals of gigantic size called saurians were found. Several fossil skeletons of these animals have been chiselled out of the solid rocks and mounted in museums, the work enta

ian remains. The fossil graveyard in question was found to be two hundred and seventy-five feet in thickness. Near by was a Mexican sheep-herder's cabin, the foundations of which were constructed of huge fossils. The vicinity w

in extent the characteristic appearance or habits of the different kinds of saurians. Some were flesh-eaters; others were herbivorous. Some lived

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from thirty to one hundred tons. The long, slender neck supported a small head that contained a correspondingly small brain, from which it is thought that the creature possessed a low order of intelligence. The tail was much thicker than the neck and in some species was flattened. When rising on its hind legs and resting on its tail it co

ent upheavals of the earth, to the draining of the water,

ound, is sixty-seven feet long and stands fifteen and one-half feet high. Its neck measures thirty feet in length and its tail eighteen. The body weighed about ninety tons. This huge fossil, enclosed in its

on the earth, an inland sea occupied what is now the northeastern part of Arizona. It was a sea bor

e great volume of water, freed from restraint, overwhelmed the forest with

siderable extent. During subsequent ages, the elements scarred and furrowed the plateau, forming canyons, gulches, valleys, and buttes, thus revealing in part this ancient forest. Could these dead trees but talk, how intere

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uare miles in extent, and is visited annually by thousands of people from all parts of the wor

ting part of the forest, and we change cars before entering Arizona in order to take this line. The railway officials have made a station at Adamana, si

a forest is usually that of a timber-covered area in which the trees stand erect, with ou

f positions, some entire and others broken into sections; some are massed closely together; others lie apart; and million

ons of stone logs, some large and some small, seemingly thrown together carelessly. It is a characteristic of petrified trunk

al forest depended on the soil and sun for their life-giving elements! As we wander through this wonderful forest our feet seem to be treading on the rarest gems. And well may it seem so, because when polished these piec

ut of sections of this agatized wood by cutting them into the desired forms and polishing them. Tiffany and Company, the famous

act, a plant was shipped to Adamana station for that purpose. Fortunately for the public, however, it was not put into operation because the compan

lying around, many of them richly colored, forming chalcedony,

l carried away by manufacturing firms and curiosity-hunters. Keepers now have charge of the park, and no one is permitted to take away specimens for commercia

ide and twenty feet deep. The part of the trunk crossing the gulch lies diagonally and is forty-four feet long. The le

y colored, agatized wood. The forest was a storehouse for ages, whence primitive men obtained material from which to mak