Phylum Chordata

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Phylum Chordata

• You are in the kingdom Animal and phyla chordata,
  but what is the class, order, family, genus,
  species of homo sapiens? Lets learn together..

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Characteristics of Chordates

• Notochord
• Dorsal nerve cord
• Pharyngeal pouches or gill slits
• Postanal tail

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• Subphylum Cephalocharodata- This subphylum is
  composed of about 2 dozen blade-shaped animals
  known as lancelets. They retain all
  characteristic throughout life.

• Subphylum Urochordata- This subphylum is commonly
  known as tunicates ( sea squirts). Larva posses
  all chordate characteristics while adults exhibit
  only Pharyngeal pouches.

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• Subphylum Cephalocharodata-
• How to say Cephalocharodata
• Pronounce

• Subphylum Urochordata- This subphylum is commonly
  known as tunicates ( sea squirts). Larva posses
  all chordate characteristics while adults exhibit
  only Pharyngeal pouches.
• Tunicates contractile behavior
• tunicates contractile behavior
• https//www.youtube.com/watch?vGUR3sQR9nUY
• Fun facts about tunicates
• https//www.youtube.com/watch?v2wJP_iB1hyc

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Subphylum Vertebrata

• All characteristics of chordates
• Distinguishing characteristics
• Vertebral column or spine
• Cranium or skull that protects the brain
• Endoskeleton composed of bone or cartilage

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Major Classes of Vertebrates

• Cold Blooded
• Jawless fish
• Jaw fish but no boney skeleton
• Fish Monday HW Page 350-354 SGR
• Amphibians Tuesday page 356-359
• Reptiles Tuesday page 363-367
• Warm Blooded
• Aves or birds Wednesday page 371-377
• Mammals Thursday page 385

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Lampreys and Hagfishes

• No one wants to eat the Hagfishes Watch just a
  few rejections then move on to Lamprey.
• Hagfish
• https//www.youtube.com/watch?vF8aVgSIDJjMlistP
  LprzjT-zT8W2__3cJ1VXWDRumhJjXr865
• Lamprey Control
• https//www.youtube.com/watch?v9JQ6oHjpeqU
• Notebook chordata Section
• List 2 ways to control Lamprey Populations?
• List 5 interesting facts about the Lamprey
• https//www.youtube.com/watch?vAzZao6SVMyc

• Long, eel-like bodies
• Lack jaws
• Paired fins
• Bones
• River Monsters
• The Lamprey
• https//www.youtube.com/watch?vhaUNa9gzymk

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Sharks, Skates and Rays

• Just for your viewing pleasure evolved to have
  jaws but no boney skeleton
• https//www.youtube.com/watch?v89NXzU5iKqg

• Class Chondrichthyes
• Jaws
• Paired fins
• Skeleton of cartilage

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2/8 Monday Boney Fishes

• Class Osteichthyes
• Jaws
• Most have a skeleton composed of bone

• Life Science Book Page 350-354
• Transparency 27 Cold Blood Vertebrates Bony Fish
• Transparency 31 Mating Behavior of StickleBack
  Fish

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2/9 Amphibians

• Bill Nye Amphibians
• https//www.youtube.com/watch?vYnsyjdJqhfI
• Amphibian Song
• https//www.youtube.com/watch?vti0HDtRY8u4
• What is Happening to Me The Tadpole Blues
• https//www.youtube.com/watch?vAgM20r6WnHI
• Declining Amphibian Populations
• https//www.youtube.com/watch?vlez4fjzUsY8

• Class Amphibia
• Included frogs, toads and salamanders
• Skin is moist and permeable to gases and water
• Most lay eggs in water
• Most have an aquatic larval stage

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2/9 Reptiles

• Make me Genius Reptiles
• https//www.youtube.com/watch?vzssgp6J_P3c

• Class Reptilia
• Turtles, crocodiles, alligators, lizards and
  snakes
• Skin is dry and scaly
• Eggs that can be laid on land

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2/10 Birds

• Class Aves
• Adapted for flight
• Feathers
• Hollow bones
• Unique respiratory system

• How did dinosaurs evolve into birds?
• https//www.youtube.com/watch?v0-7iXyYS0uw
• A second take Evolution of Birds from Dinosaurs
• https//www.youtube.com/watch?vduZ2XdlttzM

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2/11 Mammals
Mammals https//www.youtube.com/watch?vcU4Bo_rF_
R0 Kid Rhyme Mammal Facts https//www.youtube.com
/watch?vzxthrUhcKj8

• Characteristics
• Endothermy
• Hair
• 4 chamber heart
• Milk from mammary gland
• Single jawbone
• Specialized teeth

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2/11 Order Monotremata

• Egg-laying mammals
• Most primitive of mammals
• Only three species
• Two anteaters and one platypus
• Egg Laying Mammals
• https//www.youtube.com/watch?vNGuIezLFidY

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Order Marsupialia

• 250 species
• The U.S. has only one species the Virginia
  opossum
• Young develop in a pouch

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Placental Mammals

• Diverse group composed of at least 18 orders
• 95 of mammals are placental
• They live on land, in water and the air

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2/12 Alternative Assessment Poster Due for Animal
Kingdom

• 2/12 Traditional Assessment Animal Kingdom