Leucotaraxis argenticollis (Zetterstedt, 1848: 2814;

Leucopis), comb. nov.

Type locality: Sweden (LT ♂, MZLU) .

This species is widespread in North America, and occurs in northern Europe, the far eastern Palearctic, and India. They are predators of species of Adelges and Pineus infesting Abies, Picea, Pinus, and Tsuga (details provided above). They have also been swept from Cinara ponderosae infesting young stands of Pinus ponderosa .