Reptilian -Class

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  Reptilia (Latin,repere or reptum, to craw!)
• Reptilia

  • Mostly terrestrial animals
  • Body is covered by dry and cornified skin with epidermal scales or scutes
  • Tympanum represents ear (they donot have external ear openings)
  • Limbs when present, are two pairs
  • Heart is usually three chambered, except crocodiles (4 chambered)
  • Cold-blooded (Poikilotherms)
  • Snakes and lizards shed their scales as skin cast
  • Sexes are separate
  • Fertilization is internal
  • Oviparous
  • Development is direct
• Chelone


  • Turtle
• Testudo


  • Tortoise
• Calotes


  • Garden lizard
• Hemidactylus

  • Wall lizard
• Chameleon


  • Tree lizard
• Naja

  • Cobra
• Vipera

  • Viper
• Crocodilus

  • Crocodile
• Alligator

  • Alligator
• Bangarus

  •Krait