Two new species of Liodessus Guignot, 1939 diving beetles from Northern Peru (Coleoptera, Dytiscidae, Hydroporinae)
The diving beetles Liodessus bauhaus stencil altoperuensis sp.nov.and Liodessus caxamarca sp.nov.(Dytiscidae, Hydroporinae, Bidessini) are described from the high altitudes of the Puna regions of north western Peru.They occur in shallow and exposed mossy peatland puddles.We delineate the two species using structures such as male genitalia, beetle s