Download BIO101 Unit 9

BIO101 Unit 9
Animal Kingdom Vertebrates
Phylum Chordata
Study Guide
I.
Phylum Chordata
A. General Characteristics:
1. Presence of a notochord
2. Dorsal Nerve Cord
3. Presence of Gill Slits
4. Tail
B. Lower Chordates
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1. Subphylum Cephalochordata
2. Subphylum Urochordata
C. Higher Chordates (Subphylum vertebrata)
D. Characteristics:
1. Endoskeleton
2. Locomotion
3. Two pairs of appendages
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4. Cephalization
5. Closed Circulatory System
6. Heart structure
7. Skin
8. Body Temperature
9. Habitat
II.
10.
Sexual reproduction
11.
Respiratory system
The Classes of Higher Chordates
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A. Class Agnatha
1. “jawless fish”
2. shape & size
3. skin type & heart
4. jaws & fins
B. Class Chondrichthyes
1. “Cartilaginous Fish”
2. skeleton type
3. consumer types and examples
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4. sense organs
5. body temperature
6. heart type
7. skin type
8. gills
C. Class Osteichthyes
1. examples
2. “bony Fish”
3. skeleton type
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4. fins
5. consumer type
6. swim bladder
7. gills
8. heart type
9. skin facts
10.
body temperature
11.
reproductive facts
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12.
habitat
D. Class Amphibia
1. examples
2. tetrapod
3. eyes
4. consumer type
5. ears
6. skin type
7. voice box
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8. heart type
9. body temperature
10.
skeleton
11.
Amphibious Life
E. Class Reptilia
1. evolutionary fact
2. Brachiosaurus
3. Tyrannosaurus
4. Today’s examples
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5. tetrapods
6. body temperature
7. heart type
8. skin type
9. reproductive facts
10.consumer type
11.sense organs
12.respiratory structures
13.habitat
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F. Class Aves
1. body coverings
2. endothermic
3. heart type
4. respiratory structure
5. appendages
6. nervous system fact
7. no urinary bladder
8. reproduction facts
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9. migration
10.
Orders of the Class Aves
a. Flightless
b. Web footed
c. divers
d. fish eaters
e. long legged waders
f. large
g. broad billed
h. fowl-like birds
i. birds of prey
j. nocturnal
k. shorebirds
l. small
m. songbirds
G. Class Mammalia (characteristics)
1. possess hair
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2. mammary glands
3. differentiated teeth
4. heart type
5. reproductive facts
6. consumer types
7. body temperature
8. respiratory structure
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H. Three major groups of Mammals
1. montremes
a. examples
b. “egg laying mammals”
2. marsupials
a. examples
b. “pouch bearing mammals”
3. Placenta mammals
a. examples
b. placenta
c. classified according to locomotion
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