Animals by Scientific Class Names

What animals are in class Actinopterygii?

Alaska pollock
Alaskan Pollock

It's one of the most commonly eaten fish in the world

Albacore tuna fish, Thunnus alalunga underwater in the cean
Albacore Tuna

The albacore is a very fast swimmer

An Alligator gar, Atractosteus spatula, while swimming in a huge aquarium
Alligator Gar

The alligator gar has toxic eggs to protect against predators

What animals are in class Amniota?

A closeup of a halibut head on a white background shows its right-facing eye

The word "halibut" is comes from haly meaning "holy" and butte meaning flat fish due to its popularity on Catholic holy days.

What animals are in class Amphibia?

Male African giant bullfrog (Pyxicephalus adspersus) in shallow water, South Africa
African Bullfrog

The African bullfrog is one of only three species of frog that have “teeth.”

African Clawed Frog

A particularly ferocious amphibian!

African Tree Toad on a leaf
African Tree Toad

Found in tropical moist lowland forests!

What animals are in class Anthozoa?


There are more than 6000 species of coral in the world's oceans.

Sea anemone
Sea Anemone

Creatures have characteristics of both animal and plant

What animals are in class Arachnida?

Female American dog tick, Dermacentor variabilis, on a person's arm.
American Dog Tick

Main vector of Rocky Mountain spotted fever

Arizona bark scorpion
Arizona Bark Scorpion

Under UV light they glow a bright blue or green, making them easy to spot.

Banana Spider-header
Banana Spider

People spin clothing and fishing nets out of these spiders’ silk.

What animals are in class Asteroidea?

Starfish on sand

Has 2 stomachs to aid digestion!

What animals are in class Aves?

Adelie Penguins jump from iceberg in Antarcdtica
Adelie Penguin

Eats up to 2kg of food per day!

An African fish eagle with a fish in its talons skimming the surface of a lake
African Fish Eagle

African fish eagles belong to the genus of sea eagles

African grey parrot looking up with blurred background
African Grey Parrot

When a grey parrot named Yosuke got lost, it was reunited with its owner after giving the owner's name and address.

What animals are in class Bivalvia?

mantle of a giant clam, Tridacna, growing on a coral reef
Giant Clam

Can reach nearly 4ft in length!

Oyster (Ostreidae) - colorful thorny oyster

Can process up to 10 litres of water an hour!

Zebra mussel close-up
Zebra Mussels

A female zebra mussel can deposit 30,000 to 1,000,000 eggs each year!

What animals are in class Cephalopoda?

The blanket octopus actually uses the blanket for defense.
Blanket Octopus

Females can weigh up to 40,000 times more than their partners.

Blue-Ringed Octopus close-up
Blue-Ringed Octopus

The blue-ringed octopus produces some of the deadliest poison in the world

Colossal Squid preserved in Wellington's Te Papa Museum
Colossal Squid

Can survive eating a single fish for months

What animals are in class Chilopoda?

Giant Tree centipede close-up

There are about 3,000 documented species!

Giant desert centipede
Giant Desert Centipede

They are the largest centipede in North America

What animals are in class Chondrichthyes?


The angelshark’s range has contracted by more than 80% in the past century.

Blacknose shark swimming across coral reefs
Blacknose Shark

When threatened, Blacknose sharks raise their head, arch their back, and lower their pectoral fins.

What animals are in class Clitellata?

earthworm in dirt in someones hands

They are hermaphrodites, which means they have male and female organs

The narrow body of the Kinabalu Giant Red Leech allows it to fit into the crevices of rocks in its mountainous habitat.
Kinabalu Giant Red Leech

Comes out only during a rainstorm or just afterward

A blood-sucking leech on the human skin.

Has 10 pairs of eyes!

What animals are in class Demospongiae?

Sponge in the Caribbean sea around Bonaire.

There are more than 9,000 known species!

What animals are in class Diplopoda?

big millipede many leg rolling body walking on concrete floor.

Some species have a poisonous bite!

What animals are in class Echinoidea?

What Do Sand Dollars Eat - Sand Dollar In Hand
Sand Dollar

Sand Dollar skeletons make popular collection items for seashell collectors.

Sea Urchin
Sea Urchin

Can live for up to 200 years!

What animals are in class Gastropoda?

Giant African snail or giant African land snail
Giant African Land Snail

The biggest snail species on land!

two pink nudibranchs

They get toxins from their prey to use it against predators.

Blue Sea Slug on a rock
Sea Slug

All sea slugs have both male and female sex organs

What animals are in class Hydrozoa?

freshwater jellyfish
Freshwater Jellyfish

The freshwater jellyfish is native to China but is now found all over the world

Immortal Jellyfish Isolated
Immortal Jellyfish

Excellent hitchhiker on long-trip cargo ships

Man of War on beach
Man of War Jellyfish

Named for an 18th century warship

What animals are in class Hyperoartia?

Close up of open sucking mouth of sea lamprey with teeth

Not related to the eel

What animals are in class Insecta?

close up of an ambrosia beetle
Ambrosia Beetle

The ambrosia beetle forms a symbiotic relationship with the ambrosia fungi

American cockroach
American Cockroach

Despite its name, actually originated from Africa and the Middle East

What animals are in class Magnoliopsida?

Venus flytrap, Dionaea muscipula, with trapped fly.
Venus Flytrap

The Venus flytrap is among a group of plants that consumes animals

What animals are in class Malacostraca?

Christmas Island red crab walking on brush
Christmas Island Red Crab

During the breeding season, roads can dangerous for cars as well as the crab. Their shells are so hard they can puncture tires.


There are 93 different crab groups

Male purple Fiddler Crab from West Africa filtering sand.
Fiddler Crab

The fiddler crab gets its name from the motion the males make with their over-sized claw during the mating ritual.

What animals are in class Mammalia?


Can move 2ft of soil in just 15 seconds!

aardwolf in tall grass

The aardwolf has five toes on its front paws

Abyssinian cat outdoors in the garden

The oldest breed of cat in the world!

What animals are in class Myxini?

Hagfish, Duiker Point, Cape Peninsula.

Can use slime to suffocate marine predators or escape capture

What animals are in class Polychaeta?

Antarctic Scale Worm
Antarctic scale worm

Similar in length to a rat or squirrel

What animals are in class Reptilia?

Mwanza flat-headed rock agama lizard, aka spiderman agama, in the Serengeti National Park, Tanzania.
Agama Lizard

The agama forms small social groups that contain both dominant and subordinate males.

Albino corn snake
Albino (Amelanistic) Corn Snake

Albino corn snakes great beginner snakes.

What animals are in class Sarcopterygii?

Coelacanth pair underwaterr

The coelacanth first evolved almost 400 million years ago.

South American lungfish

The lungfish first evolved almost 400 million years ago.

What animals are in class Scyphozoa?

Blue Jellyfish Medusa Colored by the Light

Have tentacles around their mouths!

Lion’s Mane Jellyfish
Lion’s Mane Jellyfish

Though it’s a huge animal, the lifespan of the lion’s mane jellyfish is only a year.

Moon Jelly fish (Aurelia aurita)
Moon Jellyfish

Moon Jellies are bioluminescent, so they glow in the dark! They can also de-age!