Atlas of Animal Anatomy and Histology
Cnidarians (Cnidaria)
Flatworms (Platyhelminthes)
Roundworms (Nematoda)
Annelids (Annelida)
Molluscs (Mollusca)
Crustaceans (Crustacea)
Insects (Insecta)
Fishes (Osteichthyes)
Amphibians (Amphibia)
Birds (Aves)
Mammals (Mammalia)