Copelatus oblitus Sharp, 1882 Source of material. The five instar II and five instar III larvae studied were reared ex ovo from adults collected at the following locality: Japan. Mantaburu, Yonaguni-cho, Yonaguni-jima Island, Okinawa Prefecture. 24°27’04.1”N 122°57’36.8”E, 13VI.2019; K. Watanabe leg. Diagnosis (instar III). The third instar of Copelatus oblitus can easily be distinguished from that of the other species studied in this paper by the following combination of characters: HL = 0.80 mm; L3 1.50; GA/MP1> 1.50; 1.30

Published as part of Alarie, Yves, Michat, Mariano C., Watanabe, Kohei, Shaverdo, Helena, Wang, Liang-Jong & Watts, Chris H. S., 2022, An outlook on larval morphology of Copelatinae diving beetles with phylogenetic considerations (Coleoptera: Adephaga, Dytiscidae), pp. 151-205 in Zootaxa 5175 (2) on pages 175-177, DOI: 10.11646/zootaxa.5175.2.1, http://zenodo.org/record/7003344