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Actinopterygii

Actinopterygii. (Ray-Finned Fishes). Bradley Gregg, Megan MacMillan, Jessica Oakley, Cardy Saunders. Background. Actinopterygii – Ray-Finned Fishes Most diverse taxa of fishes on Earth Half of all vertebrates 24,000 species. Actinopterygii. Two Subclasses.

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Actinopterygii

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

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

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

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

  5. Nile Tilapia Scorpion Fish Alaska Blackfish

  6. Ocean Sunfish(Molamola) • Giant Oarfish Paedocyprisprogenetica

  7. Evolution • Earliest fossils from 420-360 million years ago • Dominant aquatic vertebrates: 300 million years ago

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

  9. 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: www.animaldiversity.ummz.umich.edu //University of Michigan – Animal Diversity// www.ucmp.berkeley.edu //University of California Museum of Paleontology// www.itis.gov //Integrated Taxonomic Information System// www.en.wikipedia.org //Wikipedia// www.tolweb.org //Tree of Life web project// www.seawater.no //The Marine Flora and Fauna of Norway// Images: www.imgt.com //taxonomic tree// www.tolweb.com //Sturgeon image// www.creationguide.com //Clownfish image// www.talkrational.org //Yellowtail Snapper skeleton image// www.bbc.co.uk //fish fin image// www.farnhamanglingsociety.com //Crucian Carp image// www.lakeharvest.com //Nile Tilapia image// www.canadianprincess.com //Scorpion Fish image// www.beauty-animal.blogspot.com //Alaska Blackfish image// www.wafflesatnoon.com //Giant Oarfish image// www.baligreatadventure.net//Ocean Sunfish image// www.newscientist.com //PaedocyprisProgenetica image// www.fossil-facts-and-finds.com //fish fossil image// www.online.sfsu.edu //Trout image// www.ruethedayblog.com //Ozark Cavefish image// www.carnivoraforum.com //Atlantic Blue Marlin image// www.anglerfish.info //Angler Fish image// www.ichthyologist.tumblr.com //Antarctic Ice Fish image// www.students.cis.uab.edu //Parrotfish image// Fin.

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