Groups
Mammals
Birds
Amphibians
Reptiles
Petromyz' – Lampreys
Sharks & rays
4
Myxini – Hagfishes
Dipneusti – Lungfish
Gastropoda – Snails & slugs
Chilopoda – Centipedes
Coelac' – Coelacanths
Cephalopoda – Squids & octopuses
Malacostraca – Malacostracans
Merostomata – Horseshoe crabs
Arachnida – Spiders & scorpions
Bivalvia – Marine molluscs
Diplopoda – Millipedes
Pycnogonida – Sea spiders
Animals
Ray-finned fishes
Holocep' – Chimaeras
Insecta – Insects / bugs
More Classes
