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Project Noah Nature School
Erynnis tristis
Male has a costal fold containing yellow scent scales; female has a patch of scent scales on the 7th abdominal segment. Upperside of wings is dark brown-black with some transparent spots. Spots are larger in the female. Underside of hindwing is dark brown with a row of long white spots near the margin. Wing Span: 1 1/4 - 1 15/16 inches (3.2 - 4.9 cm).
This butterfly landed at a moist spot on a pool deck to get a drink.
Spotted on Sep 6, 2014
Submitted on Sep 21, 2014
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