Ceriagrion cerinorubellum (Brauer, 1865) Selected references: Ceriagrion cerinorubellum (Brauer, 1865);— Selys 1889: 481 (first record from Sumatra: North Sumatra); Lieftinck 1935a: 10 (first record from Riau). Specimens collected. M1c: 1 ♂ (RER20 _ COE102; RER), 15 i 2020; M1h; 1 ♂ (RER20 _ COE107; RER), 19 i 2020; M1j: 1 ♂ (RER23 _ COE305; BRIN), 2 x 2023; M1p: 1 ♂ (RER23 _ COE89; UMRI), 12 ii 2023; M1r: 1 ♂ (RER23 _ COE92; BRIN), 15 ii 2023; M2a: 2 ♂♂, 1 ♀ (RER20 _ COE103–105; BRIN), 16 i 2020; M3c: 1 ♂ (RER20 _ COE106; UMRI), 17 i 2020; 1 ♂ (RER88, BRIN), 10 ii 2023; M3e: 1 ♂ (RER20 _ COE110; RER), 24 i 2020; M4a: 1 ♀ (RER23 _ COE210; UMRI), 5 vi 2023; 1 ♂ (RER23 _ COE216, BRIN), 14 vi 2023; 1 ♂ (RE23 _ COE303; BRIN), 27 ix 2023; M4b: 1 ♀ (RER23 _ COE215; RER), 13 vi 2023; M4c: 1 ♂ (RER23 _ COE86; UMRI), 8 ii 2023; 1 ♂, 1 ♀ (RER23 _ COE90–91; RER), in tandem, 13 ii 2023; M5a: 1 ♂ (RER20 _ COE108; BRIN), 20 i 2020; 1 ♂ (RER20 _ COE111; BRIN), 20 i 2020; M5b: 1 ♂ (RER23 _ COE87; RER), 9 ii 2023; M5e: 1 ♂, 1 ♀ (RER23 _ COE211–212; BRIN), in tandem, 6 vi 2023; M7a: 1 ♂ (RER20 _ COE109; UMRI), 23 i 2020; M11a: 1 ♂ (RER23 _ COE214; BRIN), 11 vi 2023; M11b: 1 ♂ (RER23 _ COE213; UMRI), 11 vi 2023; M13d: 1 ♂ (RER23 _ COE304; UMRI), 29 ix 2023; P1b: 1 ♂ (RER23 _ COE209; BRIN), 31 v 2023; P3d: 1 ♂ (RER23 _ COE208; UMRI), 30 v 2023; P5b: 1 ♂ (RER23 _ COE217; UMRI), 21 vi 2023; P5d: 1 ♂ (RER23 _ COE218; BRIN), 21 vi 2023; P6c: 1 ♂ (RER23 _ COE302; UMRI), 23 ix 2023. Remarks. Very common throughout the Kampar Peninsula. The male collected at location P3d was in the female position in a same sex tandem with Ceriagrion auranticum.

Published as part of Dow, Rory A., Gesriantuti, Novia, Iqbal, Muhammad, Lupiyan-Ingdyah, Pungki, Periera, John F., Zulya, Shinta O. & Sanders, Bradford M., 2025, Odonata of the Kampar Peninsula: the first systematic survey of Odonata in Peat Swamp Forest in Sumatra, pp. 1-70 in Zootaxa 5732 (1) on page 26, DOI: 10.11646/zootaxa.5732.1.1, http://zenodo.org/record/18019483