L. commensalis Swarczewsky, 1930
Habitat. Freshwater.
Distribution. BR: Palaeartic.
Russia: Lake Baikal, Bolschye Koty im Bezirk Biological Station (51°53'52.12"N, 105°4'22.60"E); Irkutsk (52°16'30.18"N, 104°18'12.29"E).
Hosts. Russia: Lake Baikal: Carinurus solsky (Dybowsky, 1874) (maxillipeds).
References. Swarczewsky 1930; Clamp 1984; Fernandez-Leborans & Tato-Porto 2000.