On a collection of aquatic beetles (Insecta: Coleoptera) from Southern Eastern Ghats, Tamil Nadu, India Author Dash, Swetapadma Author Ghosh, Sujit Kumar text Records of the Zoological Survey of India 2022 122 1 91 95 journal article 10.26515/rzsi/v122/i1/2022/151058 2581-8686 6. Hydaticus discindens Walker, 1858 1858. Hydaticus discindens Walker, Ann. Mag. Nat. Hist , 2 (3): 204. 2016. Hydaticus discindens : Wewalka, Koleopt. Rdsch , 86 : 22. Material examined : Dist. Salem, Vaniyar Reserve Forest , 11°48’23.3”N , 78°16’25.5”E , alt. 628m , 21.i.2019 , coll. S. Dash and Party , 01 ♂ ( Reg. No. 25993/H4A) . Distribution : India : Andhra Pradesh , Karnataka , Odisha , Tamil Nadu and West Bengal ( Wewalka, 2016 ). Elsewhere : Bhutan and Sri Lanka .