Arielulus is a genus of vesper bats with the following species:

Genus Arielulus

• Bronze sprite (A. circumdatus)
• Coppery sprite (A. cuprosus)
• Social sprite (A. societatis)

The collared sprite (T. aureocollaris) and necklace sprite (T. torquatus) in the genus Thainycteris were formerly also classified in Arielulus, but phylogenetic evidence supports them forming a distinct genus.

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