What is a cephalopod fossil?

Cephalopods are molluscan animals that live in the sea. The group includes the modern octopi and squids as well as many fossil forms. The name cephalopod means “head foot” and it looks as though its feet (actually tentacles) are growing out of its head.

What are the 4 groups of cephalopods?

10 Cephalopod Types Living in Oceans Worldwide

• Octopus.
• Squid.
• Nautilus.
• Cuttlefish.
• Vampire Squid.
• Flamboyant Cuttlefish.
• Telescope Octopus.
• Piglet Squid.

What is a group of cephalopods called?

The cephalopods are a diverse class of mollusks (a group that also includes snails and bivalves) that emerged during an explosion of animal diversity in the oceans during the Cambrian period, over 500 million years ago (mya). Today, scientists divide the living cephalopods into three groups, called superorders.

What are characteristics of cephalopods?

General characteristics: Cephalopods are fast, furious carnivorous animals that use their beaklike jaws to bite and often immobilize their prey by injecting poison. The mouth is found at the center of the several tentacles under their muscular foot/head.

Which is the best definition of the word fossil?

Vocabulary Fossil s are the preserved remains, or traces of remains, of ancient organism s. Fossils are not the remains of the organism itself!

Are there any soft bodied organisms that have been fossilized?

Soft-bodied organisms, such as worms, are rarely fossilized. Sometimes, however, the sticky resin of a tree can become fossilized. This is called fossilized resin or amber. Amber can preserve the bodies of many delicate, soft-bodied organisms, such as ants, flies, and mosquitoes.

What do you call a person who studies fossils?

Paleontologists. Paleontologist s are people who study fossils. Paleontologists find and study fossils all over the world, in almost every environment, from the hot desert to the humid jungle. Studying fossils helps them learn about when and how different species lived millions of years ago.

How old is the oldest fossil in the world?

The oldest fossils (of bacteria) are 3.8 billion years old. The term is used figuratively to refer to a person with very old-fashioned or outmoded viewpoints: “That old fossil thinks that men should wear suits at the theater!”