
Males are sky-blue and black in colour, with blue eyes and two small eyespots. They can be distinguished from the males of similar species by the blue 'mercury mark' on the second segment of the abdomen, but detailed examination of the anal
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Males are sky-blue and black in colour, with blue eyes and two small eyespots. They can be distinguished from the males of similar species by the blue 'mercury mark' on the second segment of the abdomen, but detailed examination of the anal
... More|
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