Two stygobiotic atyid shrimps, Antecaridina lauensis (Edmondson, 1935) and Halocaridinides trigonophthalma (Fujino & Shokita, 1975), are recorded on the basis of specimens collected from an anchialine cave in Yomitan-son Village of Okinawa-jima Island, Ryukyu Islands, southwestern Japan. This record represents the first discovery of A. lauensis from the island and a slight northward extension of the geographical range of the species
