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The continents during this age consisted mainly of large, flat, marshy areas, covered with luxuriant vegetation.

Carboniferous Landscape

The continents during this age consisted mainly of large, flat, marshy areas, covered with luxuriant…

Petrified corpse discovered at Pompeii.

Discovered Body at Pompeii

Petrified corpse discovered at Pompeii.

When the remains of an animal or plant are exposed to the air or buried in dry earth, they generally decompose and pass off almost entirely as gasses; but when buried under water or in damp earth, their preservation is probable. Therefore, the species most likely to become fossilized are those living in water or marshes, or in the neighborhood of water or marshes.

Fossil Encrinite

When the remains of an animal or plant are exposed to the air or buried in dry earth, they generally…