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Geography Optional 300+ Score Pack · Model answer

Uniqueness of fauna in the Notogean realm.

  • UPSC 2013
  • Environmental Geography

Notogaea (“southern land”) takes its name from Thomas Henry Huxley's 1868 split of the world into a northern Arctogaea and a southern Notogaea; later schemes confine it to Australia, New Guinea, Tasmania, New Zealand and the Pacific islands.

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What the full answer covers

  • Why: Long Isolation
  • Distinctive Faunal Elements
  • Western Boundary
  • Current Research

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