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Clade Xenarthra

QuestionAnswer
Myrmecophagous Insect eating, especially ants/termites.
Xenarthra Teeth Reduced/edentulate. Complete loss of canines and incisors. Cheekteeth (if present) are single-rooted and without enamel.
The coronoid process of the mandible is _______. Reduced. It is associated with chewing.
Hyoid bones/muscles _______. Enlarged. It is associated with the tongue.
Stomachs are simple with a thick, often keratinized _______ to help digest. Pyloric region
Family Megalonynchidae, Bradipodidae, Myrmecophagidae, Cyclopedidae Order Pilosa
2-Toed Sloths Family Megalonynchidae
Unlike 3-toed sloths, 2-toed sloths do/don't exhibit seasonal breeding. 2-toed sloths don't exhibit seasonal breeding.
Caniniform Canine-shaped premolars. Characteristic to 2-toed sloths.
3-Toed Sloths Family Bradypodidae
The teeth of the 3-toed sloth are C, containing a soft dentine core and a harder outer shell. They do not contain enamel. Cylindrical
Anteaters and Tamanduas Family Myrmecophagidae
Pygmy Anteater Family Cyclopedidae
Family Dasypodidae Order Cingulata
Armadillos Family Dasypodidae
Armadillo scales are called _______, which are keratinized epidermal scales. Schutes
Several species of armadillos not only exhibit delayed implantation, but also _______, where several embryos develop from a single zygote. Monozygotic Polyembryony
Family Manidae Order Pholidota
Pangolins Family Manidae
Pangolins are both excellent diggers and climbers, relying on _______ to locate termites/ants. Scent
Family Orycteropodidae Order Tubulidentata
Aardvarks Family Orycteropodidae
Unlike most Xenarthrians, _______ use its many cheekteeth to chew its food. Aardvarks
Created by: bettafische
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