Arotrobates granulatus Luxton, 1992
Records associated with mangroves: Okukubi River, Kin Town, Okinawa Island, Japan, from bark of Bruguiera gymnorrhiza (black mangrove) and from algae on mangrove forest floor—(Karasawa & Aoki 2005).
Records from other habitats: Starfish Bay, Hong Kong, rocky shore, from crevices with Saccostrea (oysters) at its mouth (Luxton 1992).
Distribution: Hong Kong, Japan.