Freshwater Macroinvertebrates in Hong Kong

Helochares atropiceus

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

Habitat: Aquatic

General appearance: Median large body size. Body elongate oval.

Fullview
Fullview(light specimen)
Cranium and pronotum (dorsal view)
Head in ventral view
Mesosternum and metasternum
Last sternite
Protaris and mesotarsi (right) in male
Protarsi and mesotarsi individual 2 (right)
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.