Quick Reference
CLASSIFICATION OF ANIMALS
Scientific Divisions | Glossary | Animals | Elements | Ologies | Motion | Particles
CLASSIFICATION |
DESCRIPTION |
SPECIES |
| ANNELIDS | Segmented worms | earthworms, leaches |
| NEMATODES | Pointed worms | roundworms, threadworms |
| PLATYHELMINTHES | tapeworms, flatworms | |
| COELENTERATES | Marine animals with a central mouth | jellyfish, anemones, corals |
| ECHINODERMATES | Marine animals, bodies have 5 segments | sea urchins, starfish, sea cucumbers |
| MOLLUSCS | a broad foot, protective shell, feeding tongue, gills. | |
| Gastropods | Marine, freshwater or tetrestrial gastropods | slugs and snails |
| Lamellibranch | Bivalves | oysters, muscles |
| Cephalopods | Evolution of foot into tentacles | squid, octopus, cuttlefish |
| ARTHROPODS | Hard exoskeleton, segmented bodies. | |
| Arachnids | Bodies divided into two parts, 4 pairs of legs | spiders, mites | Crustrations | Aquatic, thickened exoskeletons | woodlice, shrimps, crabs, |
| Insects | Flying animals, body split into 3 parts | bees, beetles, butterflies, dragonflies ... |
| Myriapods | Long segmented bodies | centipedes and millipedes |
| CHORDATES | Spinal rod, closed blood system, two sets of limbs and a brain enclosed in a skull. | |
| Fish | Cold blooded, gills, fins instead of limbs. | hagfish, sharks, lungfish, all other fishes |
| Amphibians | Cold blooded, usually aquatic | frogs, toads, newts |
| Reptiles | Cold blooded, dry skin, scales and lungs | turtles, tortoises, snakes crocodiles and lizards |
| Birds | Warm blooded, wings and feathers | running and flying birds |
| Mammals | Warm blooded, hairy skin, live young | |
| Chiropters | Flying mammals | bats |
| Insectivore | Insect eaters | shrews, moles, hedgehogs |
| Rodents | Gnawing mammals | squirrels, mice, porcupines |
| Lagomorphs | rabbits and hares | |
| Cetaceans | Marine mammals | whales and dolphins |
| Carnivores | Meat eaters | cats, dogs, bears, otters |
| Artiodactyls | Even toed hoofed mammals | deer cattle pigs |
| Perissodactyls | Odd toed hoofed mammals | horses, tapirs, rhinos |
| Primates | Opposing thumbs | lemurs, monkeys, apes, us |
