Arrenurus (Megaluracarus) bicornicodulus Piersig 1906

Material examined. 1/0/0, Pond between Kaeng Krachan and Tha Yang, Phetchaburi Province, 12° 56.131ʹ N, 99° 48.543ʹ E, alt. 11 m a.s.l., 30-xi-2007, leg H. Smit; 0/1/0, Huay Yang Reservoir, Buiram Province, 14° 35ʹ 17.1ʺ N, 102° 29ʹ 25.9ʺ E, 6-x-2010 ; 3/1/0, rice field, Roi-Et Province, 16° 02.067ʹ N, 103° 52.625ʹ E, 23-x-2010; 1/1/0, rice field, Yasothon Province, Thailand, 15° 44.688ʹ N, 104° 13.244ʹ E, 24-x-2010; 2/0/0, rice field, Ubon Ratchathani Province, 15° 32.347ʹ N, 104° 26.052ʹ E, 24-x-2010; 3/5/0, rice field, Ubon Ratchathani Province, 15° 23.604ʹ N, 104° 48.907ʹ E, 25-x-2010; 0/2/0, rice field, Amnat Chareon Province, 16° 03.244ʹ N, 104° 38.105ʹ E, 25-x-2010; 0/1/0, Bueng Nong Khon Swamp, Ubon Ratchathani Province, 15° 19.315ʹ N, 104° 43.049ʹ E, 11-ii-2011 ; 1/0/0, swamp Kaeng Leang Chan, Maha Sarakham Province, 16° 11.469ʹ N, 103° 12.413ʹ E, 2-xi-2016 ; 2/3/0, Huay Wang Nong Reservoir, Ubon Ratchathani Province, 15° 15.596ʹ N, 104° 53.811ʹ E, 24-x-2010 ; 0/1/0, Nong Oep Oe reservoir, Ban Dua, Nong Khai Province, 17° 59ʹ 5.12ʺ N, 102° 57ʹ 42.70ʺ E, 30-i-2011 ; 0/1/0, Huay Tubtan Dam, Sisaket Province, Thailand, 15° 2.865ʹ N, 104° 1.362ʹ E, 9-ii-2011 .

Remarks. The species is widespread in the Oriental region. Previously, it was reported from Thailand by Imamura (1964).