chelonians. chelonian taxonomy order: chelonia/testudines 2 suborders: 1.pleurodira ( 2 families,...
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Chelonians
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Chelonian Taxonomy
• Order: Chelonia/Testudines• 2 Suborders:
1. Pleurodira ( 2 families, approx. 75 spp.)• Side-neck turtles: unable to retract neck• Aquatic – semi aquatic
2. Cryptodira ( 11 families, approx. 200 spp.)• Able to retract neck straight back into shell• Terrestrial, aquatic, and semi-aquatic
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Chelonian Taxonomy
• Suborder Pleurodira• Pelomedusidae• Chelidae
Mata Mata
Snake Neck Turtle
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Chelonian Taxonomy
• Suborder Cryptodira• Chelonidae: marine turtles• Chelydridae: snapping turtles• Emydidae: pond & river turtles• Kinosternidae: mud & musk
turtles• Testunidae: land/true tortoises• Trionychidae: soft-shelled turtles
www.answersingenesis.org
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Chelonian Taxonomy
• Suborder Cryptodira• Chelonidae: marine turtles
• Chelydridae: snapping turtles• Emydidae: pond & river turtles• Kinosternidae: mud & musk
turtles• Testunidae: land/true tortoises• Trionychidae: soft-shelled turtles
www.commons.wikimedia.org
www.kbs.msu.edu
Alligator Snapping Turtle
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Chelonian Taxonomy
• Suborder Cryptodira• Chelonidae: marine turtles• Chelydridae: snapping turtles
• Emydidae: pond & river turtles• Kinosternidae: mud & musk
turtles• Testunidae: land/true tortoises• Trionychidae: soft-shelled turtles
garyshey.blogspot.com
student.britannica.com
Eastern Box Turtle
Red Eared Slider
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Chelonian Taxonomy
• Suborder Cryptodira• Chelonidae: marine turtles• Chelydridae: snapping turtles• Emydidae: pond & river turtles
• Kinosternidae: mud & musk turtles
• Testunidae: land/true tortoises• Trionychidae: soft-shelled turtles
www.jamesriverpark.org
www.rfadventures.com
Musk Turtle
Mud Turtle
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Chelonian Taxonomy
• Suborder Cryptodira• Chelonidae: marine turtles• Chelydridae: snapping turtles• Emydidae: pond & river turtles• Kinosternidae: mud & musk
turtles
• Testunidae: land/true tortoises• Trionychidae: soft-shelled turtles
animals.nationalgeographic.com
ivorytortoise.com
Galapagos Tortoise
Leopard Tortoise
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Chelonian Taxonomy
• Suborder Cryptodira• Chelonidae: marine turtles• Chelydridae: snapping turtles• Emydidae: pond & river turtles• Kinosternidae: mud & musk
turtles• Testunidae: land/true tortoises
• Trionychidae: soft-shelled turtles
www.herpnet.net
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Chelonian Characteristics
• Shell• 50 – 60 bones• Fused w/ ribs & vertebrae• Scutes
• Shell variations• Trionyx spp. (softshells)• Pancake tortoise• Box and Mud turtles• African hingebacks
www.dfo-mpo.gc.ca
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Chelonian Characteristics
• Shell• 50 – 60 bones• Fused w/ ribs & vertebrae• Scutes
• Shell variations• Softshells• Pancake tortoise• Box and Mud turtles• African hingebacks
www.herpnet.net
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Chelonian Characteristics
• Shell• 50 – 60 bones• Fused w/ ribs & vertebrae• Scutes
• Shell variations• Trionyx spp. (softshells)• Pancake tortoise• Box and Mud turtles• African hingebacks
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Chelonian Characteristics
• Shell• 50 – 60 bones• Fused w/ ribs & vertebrae• Scutes
• Shell variations• Trionyx spp. (softshells)• Pancake tortoise• Box and Mud turtles• African hingebacks
www.birdwatchersdigest.com
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Chelonian Characteristics
• Shell• 50 – 60 bones• Fused w/ ribs & vertebrae• Scutes
• Shell variations• Trionyx spp. (softshells)• Pancake tortoise• Box and Mud turtles• African hingebacks
www.americanheadhunters.com
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Chelonian Characteristics
• Coelomic cavity• Respiration• Skin• Scaled vs. scale-less
• Uncoordinated shedding• No external ears• Oviparous turtlestuff.com
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General Husbandry Considerations
• Enclosures • Substrates• Temperature• Photoperiod • Light Quality• Humidity
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Chelonian Enclosures
• Size• ~5L x 5L: length x width
• Terrestrial• Plastic containers,
aquariums, outdoor pins
• Semi-aquatic & Aquatic• Aquariums, ponds• Haul out & basking areas
• Hiding places
www.ball-pythons.net
advocacy.britannica.com
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Chelonian Enclosures
• Size• ~5L x 5L: length x width
• Terrestrial• Plastic containers,
aquariums, outdoor pins
• Semi-aquatic & Aquatic• Aquariums, ponds• Haul out & basking areas
• Hiding places
members.aol.com
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Chelonian Enclosures
• Size• ~5L x 5L: length x width
• Terrestrial• Plastic containers,
aquariums, outdoor pins
• Semi-aquatic & Aquatic• Aquariums, ponds• Haul out & basking areas
• Hiding places
www.unc.edu
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Nutrition: Water
• Always provide fresh water!• Water bowls• Misting leaves and rocks
• Soak terrestrial chelonians daily• Dehydration, gout, renal disease
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Nutrition: Feeding Herbivores
• ~ 95% vegetables• Mustard & collard greens,
dandelions, kale, parsley, watercress
• ~ 5% fruit• Grapes, apples,
tomatoes, mangos, stawberries
• Need vitamin & mineral supplements
• Blend together! www.sdturtle.org
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Nutrition: Feeding Omnivores
• 50% animal/high protein foods• Earthworms, crickets,
slugs, snails, pinkies
• 50% plant material• 75% vegetables-Lettuces, kale, carrots,
sweet potato, alfalfa • 25% fruit-apple, orange, banana,
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Nutrition: Feeding Carnivores
• Turtles: • Whole fish, rats, mice &
pinkies, shrimp (w/shells)• Insects in moderation
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Nutrition: Feeding Frequencies
• Most tortoises: Every other day
• Aquatic/Semi-Aquatic chelonians: 2-3x a week
• Large carnivorous: Alligator Snapping Turtle 1-2 times a week
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ResumeHusbandry for Reptiles
Understanding the natural history (anatomy, physiology, habitat requirements, reproductive habits, behavior, longevity) of the patient in question is the greatest diagnostic tool in differentiate between normal health and disease.
Combining this knowledge with the presenting complaint, medical history, physical examination and laboratory data is necessary for the treatment and rehabilitation of the diseased patient.
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