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Lungfish

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Questions and Answers

Which class do lungfish belong to?

Chondrichthyes

Actinopterygii

Dipnoi (correct)

Sarcopterygii

What is the main characteristic of lungfish within the Osteichthyes?

Presence of lobed fins

Ability to breathe air (correct)

Ability to crush hard shelled organisms

Internal skeleton

What are the closest living relatives of tetrapods?

Amphibians

Sharks

Lungfish (correct)

Turtles

Where are the six known species of lungfish found today?

Africa, South America, Australia Signup and view all the answers

When does the fossil record of lungfish extend back to?

Early Devonian Signup and view all the answers

Which group of animals do lungfish represent the closest living relatives of?

Amphibians Signup and view all the answers

Which of the following is a characteristic of lungfish within the Osteichthyes?

Ability to breathe air Signup and view all the answers

Where are the current known species of lungfish found?

Africa Signup and view all the answers

What is the etymology of the term 'lungfish'?

From the Latin word meaning 'breathing fish' Signup and view all the answers

What do the mouths of lungfish typically bear?

Teeth Signup and view all the answers

Lungfish are known for retaining ancestral characteristics within which two groups of vertebrates?

Osteichthyes and Sarcopterygii Signup and view all the answers

How many known species of lungfish are there today?

Six Signup and view all the answers

Where are the current known species of lungfish found?

Africa, South America, and Australia Signup and view all the answers

When does the fossil record of lungfish extend back to?

Early Devonian, over 410 million years ago Signup and view all the answers

What is the etymology of the term 'lungfish'?

Modern Latin from the Greek δίπνοος (dipnoos) with two breathing structures, from δι- twice and πνοή breathing, breath Signup and view all the answers

Lungfish

Choose a study mode

Podcast

Questions and Answers

Which class do lungfish belong to?

What is the main characteristic of lungfish within the Osteichthyes?

What are the closest living relatives of tetrapods?

Where are the six known species of lungfish found today?

When does the fossil record of lungfish extend back to?

Which group of animals do lungfish represent the closest living relatives of?

Which of the following is a characteristic of lungfish within the Osteichthyes?

Where are the current known species of lungfish found?

What is the etymology of the term 'lungfish'?

What do the mouths of lungfish typically bear?

Lungfish are known for retaining ancestral characteristics within which two groups of vertebrates?

How many known species of lungfish are there today?

Where are the current known species of lungfish found?

When does the fossil record of lungfish extend back to?

What is the etymology of the term 'lungfish'?

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