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Wildlife Fishery Biology > Reptilian Families > Flashcards

Reptilian Families Flashcards

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1
Q

4 Reptilian Orders

A

Squamata
Testudines
Crocodylia
Sphenodontia

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2
Q

Amniotic egg (5 things)

A

Embryo, Amnion, Allantois, Yolk, Chorion

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3
Q

Two types of sex determination

A 
Genetics
Temperature dependent (small critical window where the average temperature of the egg determines the sex)
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4
Q

Squamata Sub-Orders

A
  1. Amphisbaenia
  2. Autarchoglussa
  3. Gekkota
  4. Iguana
  5. Serpentes
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5
Q

Amphisbaenia

A

Limbless
Fossorial
“Worm Lizards”

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6
Q

Lizard Families (4)

A

Anguidae: Legless, “Glass Lizards”, fossorial
Teiidae: “Whiptails & Racerunners”, autonomous tail
Scinchidae: “Skinks”, Smooth and Shiny
Phrynosomatidae: Rough osteoderms, “Spiny & Horned Lizards”, Climbers

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7
Q

Serpentes Overview

A 
Rare/Subtle sexual dimorphism
Whole Prey (Bite & Grasp, Constriction, Venom)
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8
Q

Identification (8)

A

Size, Pattern, Scales, Anal Plate, Unique features, Location, Habitat, Behavior

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9
Q

Serpentes Families (3)

A

Colubridae: “Harmless Egg Laying Snakes”, Large broad family
Elapidae: “Coral snakes”, Venomous, Oviparous
Viperidae: “Pit Vipers”, Viviparous or ovoviviparous, Thick, Vertical Pupils

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10
Q

Viperidae Identification

A

Vertical Pupils
Facial Pits
Stocky Triangular Head
Single row of scales on tail

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11
Q

5 Pit Viper Species

A 
Copperhead 
Cotton mouth 
Timber Rattlesnake
Diamondback Rattlesnake
Pigmy Rattlesnake
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12
Q

Shell anatomy

A

Carapace (Dorsal)
Plastron (ventril)
Bridge (Inbetween)

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13
Q

Turtle Copulatory Organ

A

Penis

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14
Q

Sexual Dimorphism in Turtles

A

Females are larger (large turtle, larger clutch size)

Males have concave plastron

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15
Q

5 Turtle Families

A

Aquatic:
-Chelydridae (snapping turtles: Alligator & Common)
-Kinosternidae (mud/musk turtles: domed oblong shell)
Semi-Aquatic:
-Emydidae (pond, marsh & box turtles)
-Trionychidae (Soft shell turtles, cutaneous breathers)
Terrestrial
-Testudinidae (Tortises, fossorial)

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16
Q

Crocodylia overview (8)

A 
Large
3 layers of armor
Short limbs
Very Powerful jaws
Vocal
Internal Fertilization 
Oviparous
Parental Care
17
Q

Crocodylia families

A

Alligatoridae (35-40 eggs, round snout, only top teeth showing)
Crocodylidae (25 eggs, pointed snout, top & bottom teeth showing)

18
Q

Sphenodontia (7)

A 
New Zealand only 
Jaw & teeth combined
Pineal Gland
Burrow
Insectivorous 
Oviparous
Temperature dependent sex determination

Wildlife Fishery Biology (6 decks)

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