Ogyris idmo, the large brown azure, is a butterfly in the family Lycaenidae. It is found in Australia, where it is found in Victoria, South Australia and southern Western Australia.
Subspecies Ogyris idmo idmo (Western Australia) Ogyris idmo halmaturia Tepper, 1890 (Kangaroo Island) Ogyris idmo waterhouseri Bethune-Baker, 1905 (western Victoria)
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