Xenarthra Flashcards
Xenarthra
What is it, what does it mean?
3 common groups included
Origins (location, time, GABI)
primitiveness, metabolic rate, vertebral joints, ischium/sacrum
teeth, vision, male/female repro parts configuration
Armadillos
Order, Family (“known as”)
number species
Most prominent unique feature (name of parts, arises from, surface texture, attachment)
defensive behavior
habitat
size
tooth type/growth
limb specialization
diet
What is xenarthy?
nine-banded armadillo
Order, Family, Genus, species
Distribution and lifestyle
Habitat, diet, special toes, teeth
weight/length, bands, lifespan
Special adaptations for water
Territorial behaviors and marking
Gestation adaptations
Results of burrowing
Threats to survival
Disease carried
Order: Cingulata
Armadillos
Zoonotic disease carried
Causal agent of the disease
Effects of the disease
How it is transmitted
% of armadillos in SE US that carry it
Treatment
Glyptodons
What are they
Weight/length
Time of occurence
Cause for extinction?
Special use by humans
Anteaters and Sloths
Order (“what it means”)
Silky anteater: family, lifestyle, locomotion, diet, range
Giant anteater and Tamanduas: family, diet, snout/claw/tongue/digestive adaptations
Giant anteaters
Order and Family
length/weight
forelimb claw adaptations, especially front digits/claws
locomotion
rear feet (____grade, size compared to front)
describe ant consumption from capture to digestion
pelage
conservation status + causes
Order: Pilosa
Family: Myrmecophagidae
Sloths
Order
Families (3-toed and 2-toed)
lifestyle/diet
range (3-toed and 2-toed)
locomotion
digits configuration, cervical vertebrae
teeth, weight, digestion type, digestion speed
pelage adaptation/symbiosis
body temp
vision/hearing/olfaction
swimming? litter size
What is Megatherium spp.?
How long ago did it exist?
Weight/length?
