(Ray-Finned Fishes)
Bradley Gregg, Megan MacMillan, Jessica Oakley, Cardy Saunders
Background
 Actinopterygii – Ray-Finned Fishes
 Most diverse taxa of fishes on Earth
Actinopterygii
 Half of all vertebrates
 24,000 species
Two Subclasses
 Chondrostei:
cartilaginous fishes
Sturgeon
 Neopterygii:
‘new fin’ fishes
Clown Fish
Characteristics
 Fins composed of bony rays with webbing
 Sensory arrays along each side
Lateral Line
Nile Tilapia
Scorpion Fish
Alaska Blackfish
Giant Oarfish
Ocean Sunfish (Mola mola)
Paedocypris progenetica
Evolution
 Earliest fossils from 420-360 million years ago
 Dominant aquatic vertebrates: 300 million years ago
Habitats
 Freshwater rivers and
subterranean caves:
Trout
Ozark Cavefish
Atlantic Blue Marlin
Angler Fish
 Light, open ocean and
dark, deep ocean:
 Freezing Antarctic,
tropical coral reefs:
Antarctic Ice Fish
Parrotfish
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
www.ucmp.berkeley.edu
www.itis.gov
www.en.wikipedia.org
www.tolweb.org
www.seawater.no
Images:
www.imgt.com
www.tolweb.com
www.creationguide.com
www.talkrational.org
www.bbc.co.uk
www.farnhamanglingsociety.com
www.lakeharvest.com
www.canadianprincess.com
www.beauty-animal.blogspot.com
www.wafflesatnoon.com
www.baligreatadventure.net
www.newscientist.com
www.fossil-facts-and-finds.com
www.online.sfsu.edu
www.ruethedayblog.com
www.carnivoraforum.com
www.anglerfish.info
www.ichthyologist.tumblr.com
www.students.cis.uab.edu
//University of Michigan – Animal Diversity//
//University of California Museum of Paleontology//
//Integrated Taxonomic Information System//
//Wikipedia//
//Tree of Life web project//
//The Marine Flora and Fauna of Norway//
//taxonomic tree//
//Sturgeon image//
//Clownfish image//
//Yellowtail Snapper skeleton image//
//fish fin image//
//Crucian Carp image//
//Nile Tilapia image//
//Scorpion Fish image//
//Alaska Blackfish image//
//Giant Oarfish image//
//Ocean Sunfish image//
//Paedocypris Progenetica image//
//fish fossil image//
//Trout image//
//Ozark Cavefish image//
//Atlantic Blue Marlin image//
//Angler Fish image//
//Antarctic Ice Fish image//
//Parrotfish image//
Fin.