(Ray-Finned Fishes) Bradley Gregg, Megan MacMillan, Jessica Oakley, Cardy Saunders

Actinopterygii Background Actinopterygii – Ray-Finned Fishes Most diverse taxa of fishes on Earth Half of all vertebrates 24,000 species

Two Subclasses Chondrostei: cartilaginous fishes Neopterygii: ‘new fin’ fishes Sturgeon Clown Fish

Characteristics Fins composed of bony rays with webbing Sensory arrays along each side Lateral Line

Nile Tilapia Scorpion Fish Alaska Blackfish

Ocean Sunfish (Mola mola) Giant Oarfish Paedocypris progenetica

Evolution Earliest fossils from million years ago Dominant aquatic vertebrates: 300 million years ago

Habitats Freshwater rivers and subterranean caves: Light, open ocean and dark, deep ocean: Freezing Antarctic, tropical coral reefs: Trout Atlantic Blue MarlinAngler Fish Antarctic Ice Fish Parrotfish Ozark Cavefish

Fin. Thank you for watching. At this time we would like to give credit where it is due. The following is a complete list of sources utilized in the creation of this presentation. Information/Research: //University of Michigan – Animal Diversity// of California Museum of Paleontology// Taxonomic Information System// of Life web project// Marine Flora and Fauna of Norway// Images: tree// image// image// Snapper skeleton image// fin image// Carp image// Tilapia image// Fish image// Blackfish image// Oarfish image// Sunfish image// Progenetica image// fossil image// image// Cavefish image// Blue Marlin image// Fish image// Ice Fish image// image//