All fossils tell something different about their ancient lifestyles. These fossils can tell a great deal about everything from tiny microorganisms to the skeletons of giant organisms. Some fossils of those fossils are released, while some fossils are identified only using special equipment. Sometimes even the smallest fossils give us the most information, which helps us to find the date of rock formation and the position of the oceans and ancient continents.

Trilobite (armored crawler)

Let us first learn about Trilobite

Trilobites are marine arthropods, with geological periods from Cambra to Permian, about 252 to 520 million years old, and are well-known worldwide.

These armored sea creatures, resembling modern-day horseshoe crabs, came to be known as fossils, whose lives were extremely complex. These creatures used to live on the seabed, where they are believed to be using their eyes to find other food and their insect-like compounds to catch them.

Diplomystus (freshwater herring)

Diplomystus is a species of freshwater fish found in the Eocene geological period, about 34 to 56 million years old and found in the Americas, South America, the Middle East, and Africa.

The freshwater fish was found after the extinction of giant dinosaur-like creatures. These creatures are distant relatives of sardines and herring. The food of this creature used to contain small fish and insects found on the surface of the water.

Archaeocidaris (spiny sea urchin)

Archaeocidaris, an achinoid found in the sea urchin, falls into this category. Its geological period is from Late Devonian to Late Permian and is 300 to 395 million years old. The creature was found in North Africa, Europe, North America, Russia.

The creature had long, sharp vertebrae on its shell and rotated on flexible tube legs like starfish. Like many fossils, it must have been crushed by the weight of the rock layers above it.

Atrypa (ancient shellfish)

Atrypa is an ancient shellfish that falls into the genus Brachiopod. The creature, found in the geological period from the early Silurian to the late Devonian, is about 372 to 440 million years old and is famous all over the world.

Brachiopods have a long history. This creature appeared about 500 million years ago and is still alive today. They look like small clams attached to two shields. This ancient brachiopod must have been attached to the sea floor by a fleshy stalk.

Gallimimus (Birdlike reptile)

Gallimimus, a reptile like a bird, is a type of theropod dinosaur. This creature is late Cretaceous. This geological period is found to be 66 to 72 million years old and is found in Mongolia.

The creature looked like a dinosaur skull like an ostrich. It had a long, blunt, toothless beak that often preyed on small animals, but it also ate some plants. His big eyes were covered with small curls of bones.

(Gallimimus lived in an age similar to Tyrannosaurus rex).

Ammonite (stoned squid)

Ammonite is a genus of cephalopod mollusks. This creature is 66 to 420 million years old and is famous all over the world.

Ammonites were tent mollusks that lived like modern cuttlefish. Fossils of their coiled shells are very common. They are useful index fossils for dating rocks. Some were large shields measuring 6.5 feet (2 m).

Megalodon teeth (Lethal weapon)

The megalodon tooth is similar to the fatal science and falls into the category of shark teeth. The Miocene to Pliocene geological period is 2.6 to 23 million years old and is known worldwide.

This is the tooth of the extinct relative of the great white shark, Carcharodon megalodon. The large white tooth is up to 2.7 inches (7 cm) long, but it is twice as long. These giant sharks prey on mammals such as whales and dolphins.

Dicroidium (fossil leaf)

Dicroidium is a single fossil found in the seed fern. This fossil dates back to the Triassic geological period and is 208 to 252 million years old. The fossils were found in the Southern Hemisphere.

Dicroidium is one of the extinct groups of plants that looked like ferns. It contains seeds instead of simple spores produced by real ferns. This

Dichroidium dates back to when dinosaurs first appeared, and these plants are likely to be part of their diet.

Mammoth Tusk (Ice Age Remains)

The Mammoth Tusk, a mammal found in the Ice Age, is found in parts of North America, North Eurasia, about 3700 to 5 million years old, in the geological period from Pliocene to Holocene.

The most spectacular remains are the long stems of giant mammoths that roamed the Northern Hemisphere during the last ice age. Throughout mammoths, their skin and hair are sometimes found frozen in Arctic permafrost.

See more

The effect of the weathering rocks
The process of fossil formation and their characteristics
Metamorphic rocks and the process of their formation
The process of forming new rock layers
Rock cycle formation process and features
Excellent soil and soil function characteristics