WFC134: Crocodilia/Testudines

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Description and Tags

Herpetology

WFC134

Testudines

Crocodilia

Turtles

31 Terms

1

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<p>What family?<br><strong>- notch for 4th tooth</strong><br>- V shape snout<br>- Mean looking<br>- Lives mostly around equator<br>~ roughly 20 species</p>

What family?
- notch for 4th tooth
- V shape snout
- Mean looking
- Lives mostly around equator
~ roughly 20 species

Crocodylidae

2

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<p>What family?<br>- U shape snout<br>- no tooth notch<br>- You want to pet it vibes<br>- SE US, South America, small part of China<br>~ roughly 10 species</p><p></p>

What family?
- U shape snout
- no tooth notch
- You want to pet it vibes
- SE US, South America, small part of China
~ roughly 10 species

Alligatoridae

<p>Alligatoridae</p>

3

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<p>What Family?<br>- India, Asia, Indonesia, Malaysia<br><strong>- Long thin snout</strong><br>- 1 species</p>

What Family?
- India, Asia, Indonesia, Malaysia
- Long thin snout
- 1 species

Gavialidae

4

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<p>What is it called for the top of the shell?</p>

What is it called for the top of the shell?

Carapace

5

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<p>What is it called for the bottom of the shell</p>

What is it called for the bottom of the shell

Plastron

6

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<p>Suborder?</p>

Suborder?

Cryptodira

7

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<p>Suborder?</p>

Suborder?

Pleurodira

8

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<p>What is the difference between freshwater turtles, tortoise, and sea turtles?</p>

What is the difference between freshwater turtles, tortoise, and sea turtles?

Freshwater turtles:
webbed feet
flat shell
can hide in shell

Tortoise:
stubby/bulky legs
high shell
can hide in shell

Sea turtles:
Flippers
flat shell
cannot hide in shell

9

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<p>Suborder + Family?<br>- Cervical scute<br><strong>- Triangular head</strong><br>~ Australia, South America<br>~60 species</p>

Suborder + Family?
- Cervical scute
- Triangular head
~ Australia, South America
~60 species

Pleurodira, Chelidae

<p>Pleurodira, Chelidae</p>

10

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<p>Suborder + Family?</p><p><strong>- No cervical scute</strong><br>- Africa<br>~30 Species</p>

Suborder + Family?

- No cervical scute
- Africa
~30 Species

Pleurodira, Pelomedusidae

<p>Pleurodira, Pelomedusidae</p>

11

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<p>Suborder + Family?</p><p><strong>- Intense beak<br>- Tiny plastron</strong><br>- Long knobby tail<br><strong>- 3 keel rows</strong><br>- East US, North SA<br>~ >10 species</p>

Suborder + Family?

- Intense beak
- Tiny plastron
- Long knobby tail
- 3 keel rows
- East US, North SA
~ >10 species

Cryptodira, Chelydridae

<p>Cryptodira, Chelydridae</p>

12

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<p>Suborder + Family?]</p><p>- Fully webbed<br><strong>- piggy snout<br>- pancake body</strong><br>- no scutes<br>- Around equator<br>~ 30 species</p>

Suborder + Family?]

- Fully webbed
- piggy snout
- pancake body
- no scutes
- Around equator
~ 30 species

Cryptodira, Trionychidae

<p>Cryptodira, Trionychidae</p>

13

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<p>Suborder + Family?<br><strong>- Flippers</strong></p><p>- Oceanwide</p><p>- >10 species</p>

Suborder + Family?
- Flippers

- Oceanwide

- >10 species

Cryptodira, Cheloniidae

<p>Cryptodira, Cheloniidae </p>

14

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<p>Suborder + Family?<br>- No scutes<br><strong>- Leathery Back<br>- 5 keels on back</strong><br>- Oceanwide<br>- 1 speices</p>

Suborder + Family?
- No scutes
- Leathery Back
- 5 keels on back
- Oceanwide
- 1 speices

Cryptodira, Dermochelyidae

15

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<p>Suborder + Family?</p><p><strong>- barbel on neck/chin<br>- musk gland</strong><br>- plastron slightly reduced<br>- South NA, North SA<br>~ 30 species</p>

Suborder + Family?

- barbel on neck/chin
- musk gland
- plastron slightly reduced
- South NA, North SA
~ 30 species

Cryptodira, Kinosternidae ( Mud and Musk Turtles)

<p>Cryptodira, Kinosternidae ( Mud and Musk Turtles)</p>

16

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<p>Suborder + Family?</p><p><strong>- huge head<br>- huge tail ~ same size as shell</strong><br>- Thailand/Laos<br>- 1 species</p>

Suborder + Family?

- huge head
- huge tail ~ same size as shell
- Thailand/Laos
- 1 species

Cryptodira, Platysternidae (Big headed turtle)

<p>Cryptodira, Platysternidae (Big headed turtle)</p>

17

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<p>Suborder + Family?</p><p>- Old world<br><strong>- equator</strong><br>- lots of variety<br>~ <50 species</p>

Suborder + Family?

- Old world
- equator
- lots of variety
~ <50 species

Cryptodira, Geoemydidae

<p>Cryptodira, Geoemydidae</p>

18

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<p>Suborder + Family?</p><p><strong>- New world</strong><br>- NA, Europe, Asia, Middle East<br>- <50 species</p>

Suborder + Family?

- New world
- NA, Europe, Asia, Middle East
- <50 species

Cryptodira, Emydidae

<p>Cryptodira, Emydidae</p>

19

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<p>Species?</p><p><strong>- mottled<br></strong>- less patterned <br>- no red<br><strong>- smooth shell rim</strong></p>

Species?

- mottled
- less patterned
- no red
- smooth shell rim

Emydidae
Actinemys marmorata
Western Pond Turtle

<p>Emydidae<br>Actinemys marmorata<br>Western Pond Turtle</p>

20

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<p>Species?</p><p><strong>- Jagged shell rim<br>- more patterning</strong><br><strong>- red on head (not always though)</strong><br>- stripey<br>- introduced</p>

Species?

- Jagged shell rim
- more patterning
- red on head (not always though)
- stripey
- introduced

Emydidae
Trachemys scripta
Pond Slider

<p>Emydidae<br>Trachemys scripta<br>Pond Slider</p>

21

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<p>Which Emydidae range? (colors count as 1 species as a whole)</p>

Which Emydidae range? (colors count as 1 species as a whole)

Actinemys marmorata
Western Pond Turtle

22

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<p>Which Emydidae range?</p>

Which Emydidae range?

Trachemys scripta
Red-Eared Sliders

23

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<p>Suborder + Family?</p><p>- Terrestrial<br><strong>- elephant like legs + claws</strong><br>- domed shell<br>- < 50 species</p>

Suborder + Family?

- Terrestrial
- elephant like legs + claws
- domed shell
- < 50 species

Cryptodira, Testudinidae

<p>Cryptodira, Testudinidae</p>

24

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<p>Species?</p><p><strong>- prominent growth lines<br>- elephant like legs + claws</strong></p>

Species?

- prominent growth lines
- elephant like legs + claws

Testudinidae
Gopherus agassizii
Mojave desert tortoise

<p>Testudinidae<br>Gopherus agassizii<br>Mojave desert tortoise</p>

25

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What are the 2 superorders of reptiles?

Archosauria
Lepidosauria

26

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Characteristics of Testudines

Hard Shell
Teeth absent, replaced by keratinous beak
Anapsid skull (no holes posterior to eye)

27

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What are the 2 suborders of Testudines?

Pleurodira (side head)
Cryptodira (tucked- head)

28

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Archosauria consists of?

Crocodilia
Aves

29

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Lepidosaura consists of?

Squamata
Rhynchocephalia (Tuatara)

30

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Squamata consists of?

Amphisbaenia (worm lizards)
Serpentes (snakes)

31

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Is class reptilia monophyletic or paraphyletic?

Paraphyletic because it does not include Aves.