Copelatus tenebrosus Régimbart, 1880
Family: Dytiscidae
Size: 4.3 mm
Location: Thailand, Prov. Phang Nga, Khao Lak, Hotel Similana, on light
leg. U.Schmidt, 8.-22.XI.2007; det. A.Skale, 2007
Photo: U.Schmidt, 2014