oa Journal of the Entomological Society of Southern Africa - Dytiscidae (Coleoptera) of Nyasaland and Southern Rhodesia

Volume 27, Issue 1
  • ISSN : 0013-8789



Diagnostic characters of the subfamily Colymbetinae. Anterior border of the eyes notched by a process of the clypeus; base of the pronotum without a scutellary lobe, the scutellum therefore visible; prosternal process on the same plane as the middle of the prosternum; all tarsi five segmented; anterior tarsi of the male with the underside of the dilated segments bearing small suckers which form an oblong or linear palette.

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