Proparabosca is a genus of biting flies in the family of louse flies, Hippoboscidae. There is only one known species, Proparabosca alata (Theodor & Oldroyd, 1965). It is a parasite of lemurs.
Distribution It is found in Namoroka National Park in Madagascar.
Hosts They are only found on Verreaux's sifaka (Propithecus verreauxi).
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