Thanks for supplying this URL, which  some may not have been able to find; the link to the Kyoto reading circle's annotations to ADA is on the VNJ's home  page, which is in Japanese only.

178.12: golubyanka: VN identifies this modestly in his notes as “Russ., small blue butterfly.” This is the so-called Nabokov’s Blue, or Lycaeides idas sublivens. (Kyoto Reading Circle )
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