Pygmy flying squirrels (Petaurillus) are a genus of flying squirrels.

Species Lesser pygmy flying squirrel Petaurillus emiliae Thomas, 1908 Hose's pygmy flying squirrel Petaurillus hosei (Thomas, 1900) Selangor pygmy flying squirrel Petaurillus kinlochii (Robinson & Kloss, 1911)

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