C. primitiva (Swarczewsky, 1930)
Lagenophrys primitiva Swarczewsky 1930: 464, 480-483, 493-503; Kahl 1935: 799; Kane 1965: 121.
Habitat. Freshwater.
Distribution. BR: Palaeartic.
Russia: Lake Baikal, Irkutsk (52°16'30.18"N, 104°18'12.29"E).
Hosts. Russia: Pallasea cancellus (pereiopods, pleopods).
References. Swarczewsky 1930; Clamp 1991; Fernandez-Leborans & Tato-Porto 2000.