Vertebrate Classes

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Classification of the vertebrates. This was used in my class. Sorry it was no bibliography

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Vertebrate Classes

  1. 1. Vertebrate classification (with example) <ul><li>Kingdom = Animalia </li></ul><ul><li>Phylum = Chordata </li></ul><ul><li>Subphylum = Vertebrata </li></ul><ul><li>Class = Mammalia </li></ul><ul><li>Order = Marsupialia </li></ul><ul><li>Family = Didelphidae </li></ul><ul><li>Genus = Didelphis </li></ul><ul><li>Species = Didelphis virginiana (Virginia opossum) </li></ul>http://www.animals-online
  2. 2. Kingdom Animalia http://www-class.unl.edu/bios201a/ Animal cell
  3. 3. Phylum Chordata http://www.anselm.edu/homepage/jpitocch/genbios/34-02-ChordateCharacters-L.gif Amphioxus : a non-vertebrate chordate
  4. 4. Subphylum Vertebrata http://medic.med.uth.tmc.edu/Lecture/labeled/bs106001.gif http://face-and-emotion.com/dataface/physiognomy/media/cranium_side.jpg
  5. 5. Iowa vertebrate classes http://www.cortland.edu/herp/keys/images/frogs/ http://static.flickr.com/ http://www.fnal.gov/ecology/wildlife/pics/ http://ndis.nrel.colostate.edu/herpatlas/ http://www.fcps.k12.va.us/StratfordLandingES/ http://www.iowadnr.com/fish/iafish/abl-card.html
  6. 6. Mammals (Mammalia) Birds (Aves) Reptiles (Reptilia) Amphibians (Amphibia) Jawed fishes (Osteichthyes) Jawless fishes (Cephalaspido-morphi) Mammary glands Uniform Internal temperature Amniote egg Tetrapod Jaws Class
  7. 7. Jawless fishes (Cephalaspidomorphi) http://www.zoo.ufl.edu/courses/vertzoo/Images/ http://www.nwrc.usgs.gov/world/images/lamprey.jpg http://www.rsc.org/images/lamprey-300_tcm18-39592.jpg Sea lamprey (not an Iowa species)
  8. 8. Jawed fishes (Osteichthyes) Iowa DNR
  9. 9. Yes Mammals (Mammalia) Yes Birds (Aves) Yes Reptiles (Reptilia) Yes Amphibians (Amphibia) Yes Jawed fishes (Osteichthyes) No Jawless fishes (Cephalaspido-morphi) Mammary glands Uniform Internal temperature Amniote egg Tetrapod Jaws Class
  10. 10. Amphibians (Amphibia) Eusthenopteron (a jawed fish) could be the ancestor of amphibians http://www.lautringer.de/Alle_Dinosaurier_in_Kaiserslau/Dinosaurier_Album_1/ Krohne (2000)
  11. 11. http://www.herpnet.net/Iowa-Herpetology / http://fwie.fw.vt.edu/VHS/
  12. 12. Yes Yes Mammals (Mammalia) Yes Yes Birds (Aves) Yes Yes Reptiles (Reptilia) Yes Yes Amphibians (Amphibia) No Yes Jawed fishes (Osteichthyes) No No Jawless fishes (Cephalaspido-morphi) Mammary glands Uniform Internal temperature Amniote egg Tetrapod Jaws Class
  13. 13. Reptiles (Reptilia) http://www.herpnet.net/Iowa-Herpetology/images/
  14. 14. http://epod.usra.edu/archive/images/egg_mass.jpg Fish, amphibian eggs are unshelled Amniote Egg http://tolweb.org/tree/ToLimages/Amniote_egg.gif http://www.wvup.edu/ecrisp/imageJB7.JPG
  15. 15. Yes Yes Yes Mammals (Mammalia) Yes Yes Yes Birds (Aves) Yes Yes Yes Reptiles (Reptilia) No Yes Yes Amphibians (Amphibia) No No Yes Jawed fishes (Osteichthyes) No No No Jawless fishes (Cephalaspido-morphi) Mammary glands Uniform internal temperature Amniote egg Tetrapod Jaws Class
  16. 16. Birds (Aves) Archaeopteryx (oldest known bird?) Saurischian dinosaur http://members.at.infoseek.co.jp/komiyagi/archaeopteryx.jpg http://www.dinosaur-museum.org/featheredinosaurs/deino-lg.jpg
  17. 17. Yes Yes Yes Yes Mammals (Mammalia) Yes Yes Yes Yes Birds (Aves) No Yes Yes Yes Reptiles (Reptilia) No No Yes Yes Amphibians (Amphibia) No No No Yes Jawed fishes (Osteichthyes) No No No No Jawless fishes (Cephalaspido-morphi) Mammary glands Uniform internal temperature Amniote egg Tetrapod Jaws Class
  18. 18. Source unknown http://www.dinooption.com/img04/cynognathus01.jpg http://www.simnet.is/xpert/cynognathus.jpg Mammal (Mammalia) ancestors? Therapsida (e.g., Cynognathus )
  19. 19. Yes Yes Yes Yes Yes Mammals (Mammalia) No Yes Yes Yes Yes Birds (Aves) No No Yes Yes Yes Reptiles (Reptilia) No No No Yes Yes Amphibians (Amphibia) No No No No Yes Jawed fishes (Osteichthyes) No No No No No Jawless fishes (Cephalaspido-morphi) Mammary glands Uniform internal temperature Amniote egg Tetrapod Jaws Class
  20. 20. Vertebrate characteristics and evolution references (available in lab) <ul><li>Colbert, E.H. 2001. Colbert’s evolution of the vertebrates.Wiley-Liss. </li></ul><ul><li>Feldhamer, G.A., L.C. Drickamer, S.H. Vessey, and J.F. Merritt. 2004. Chapter 4: evolution and dental characteristics, in Mammalogy. McGraw-Hill. </li></ul>

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