L. macrostoma Swarczewsky, 1930
Habitat. Freshwater.
Distribution. BR: Palaeartic.
Russia: Lake Baikal, Irkutsk (52°16'30.18"N, 104°18'12.29"E); Bolschye Koty (51°53'52.12"N, 105°4'22.60"E); Listwenitschnoje.
Hosts. Russia: Coniurus radoschkowskii (Dybowsky) (gills).
References. Swarczewsky 1930; Fernandez-Leborans & Tato-Porto 2000.