Edentata means"toothless."Xenarthra means"strange joint."
General features placental mammals• Lack incisor and canine teeth• Lack teeth enamel      Bone like structure called ost...
Low body temperaturesLow metabolic ratesPolygynous Meaning males can mate with  several females
Order Cingulata (armadillo)       Armadillo in Spanish means       “little armoured one”
General Features leathery armor s hell  formed by   plates of   dermal bone  epidermal   scales called   "scutes“
 Lack teeth (incisor and canines)      teeth are cylindrical and toothless
 prolific diggers(pronounced claws to  forage foods or dig dens birth of 1 to 12 young from a single  ovum (monozygotic ...
Order Pilosa(sloth)
Family Megalonychidae (two-toed sloths)
Family Bradypodidae (three toedsloths)
General features Arboreal (have great difficulty moving on the ground) Often move upside-down on the underside of  branc...
 Teeth     *Lack incisors and canines     *Cylindrical, homodont, rootless teeth Rudimentary tail Herbivorous: eat buds...
Order Vermilingua
General features feed on ants and termites (myrmecophagy) long tapered skull terrible eyesight but a keen sense of smel...
 no teeth(long snout and tiny mouth with long sticky  tongue extending to posterior portion of sternum)  flickers their t...
 Order Xenartha
 Order Xenartha
 Order Xenartha
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Order Xenartha

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Order Xenartha

  1. 1. Edentata means"toothless."Xenarthra means"strange joint."
  2. 2. General features placental mammals• Lack incisor and canine teeth• Lack teeth enamel  Bone like structure called osteodentin• two or three very long fingers in each hands• excess joints between the ribs and lumbar region allowing their joints to move in a manor• their teeth are held in by a single root each
  3. 3. Low body temperaturesLow metabolic ratesPolygynous Meaning males can mate with several females
  4. 4. Order Cingulata (armadillo) Armadillo in Spanish means “little armoured one”
  5. 5. General Features leathery armor s hell  formed by plates of dermal bone  epidermal scales called "scutes“
  6. 6.  Lack teeth (incisor and canines) teeth are cylindrical and toothless
  7. 7.  prolific diggers(pronounced claws to forage foods or dig dens birth of 1 to 12 young from a single ovum (monozygotic polyembryony).
  8. 8. Order Pilosa(sloth)
  9. 9. Family Megalonychidae (two-toed sloths)
  10. 10. Family Bradypodidae (three toedsloths)
  11. 11. General features Arboreal (have great difficulty moving on the ground) Often move upside-down on the underside of branches Long-limbed, with forelimbs longer than hind Toes are fused ( syndactyly ) Cervical vertebrae are variable in number (6-9)
  12. 12.  Teeth *Lack incisors and canines *Cylindrical, homodont, rootless teeth Rudimentary tail Herbivorous: eat buds, flowers, fruit Very, very low metabolic rate and poor temperature regulation
  13. 13. Order Vermilingua
  14. 14. General features feed on ants and termites (myrmecophagy) long tapered skull terrible eyesight but a keen sense of smell. powerful clawed forelimbs with 3 toes
  15. 15.  no teeth(long snout and tiny mouth with long sticky tongue extending to posterior portion of sternum) flickers their tongue for 160 times/min large salivary glands Muscular stomach Gestation period: 6 months

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