A new species of Aegus Macleay, 1819 (Coleoptera: Lucanidae: Lucaninae: Aegini) from Thailand with checklist of the genus species from the country Author Pathomwattananurak, Wuttipon 1051 / 38 Wiang, Mueang Dist., Chiang Rai Province, 57000, Thailand Author Jiaranaisakul, Kawin Rabbit in the Moon Foundation, 399, Village No. 3, Suan Phueng, Ratchaburi, 70180, Thailand text Zootaxa 2024 2024-05-21 5453 3 341 358 http://dx.doi.org/10.11646/zootaxa.5360.3.8 journal article 10.11646/zootaxa.5453.3.2 1175-5326 11234118 285FAECF-D307-48F5-9FA1-DE6320EA0F7C Aegus rondoni Bomans, 1971 ( Figs. 11 , 16 , 20 , 25–26 , 32 , 37 ) Aegus rondoni Bomans, 1971: 77 . Type locality: Laos , Houei Khong. Mizunuma & Nagai, 1994: 307 ; Krajcik 2003: 27 ; Fujita 2010: 319 . Material examined ( 1♂ , 1♀ ). Laos : 1♂ ( WPC ), Sekong Province . Vietnam : 1♀ ( WPC ), Quang Binh , Le Thuy , VIII.2023 . Distribution. Laos and Vietnam ( Bomans 1971 ; Krajcik 2003 ; Fujita 2010 ). Remarks. The type locality of this species “ Laos , Houei Khong (région Sud de la vallée du Mékong)” is probably located in Champasak Province , Laos .