Freshwater Macroinvertebrates in Hong Kong

Helochares pallens

Family: Hydrophilidae
Subfamily: Hydrophilinae
Tribus: Hydrophilini
Subtribus: Acidocerina

Habitat: Aquatic

General appearance: Small body size. Body elongate oval.

Fullview
Cranium and pronotum (dorsal view)
Head in ventral view
Hind coxal proess and last sternite
Hind tarsi (right)

 

Reference:
Hansen, M. (1991). The hydrophiloid beetles: phylogeny, classification and a revision of the genera (Coleoptera, Hydrophiloidea) (Vol. 40). Kgl. Danske Videnskabernes Selskab.