Aquatic Coleoptera Of Singapore: Species Richness, Ecology And Conservation # Author Hendrich, Lars Author Balke, Michael text Raffles Bulletin of Zoology 2004 52 1 97 145 journal article 10.5281/zenodo.13244881 2345-7600 13244881 Helochares neglectus ( Hope, 1845 ) Hydrobius neglectus Hope, 1845: 16 . Helochares neglectus ( Hope, 1845 ) - Hebauer, 1995b: 6 ; Hansen, 1999: 170 , and references therein. Material examined . – 2 specimens – Central catchment area – 1 ex. , Nee Soon Swamp Forest , H.R. Light Trap , 19:30-21:30 hrs., 17 Jun.1992 , NS 22, coll. ZRC staff ( ZRC ). Sungai Buloh – 1 ex. , muddy pool 2, 4 Dec.1990 , coll. C. M. Yang & K. L. Yeo ( ZRC ) . Distribution . – China, Cambodia, Vietnam, Thailand, West Malaysia ( Hebauer, 1995b ; Hansen, 1999 ). Singapore ! Ecology . – A lentic species living in very shallow water at the edge of exposed, well-vegetated, mostly temporary pools, puddles and slow-flowing ditches, in primary and cultivated areas. It is also attracted to light.