56. Hemiclepsis marginata (Mueller, 1774)

Hirudo marginata O. F. Müller, 1774

Piscicola marginata Moquin-Tandon, 1827

Clepsine marginata F. Müller, 1844

Hemiclepsis marginata Harding, 1910

Geographic distribution.

Palaearctic region. In tundra zone of Russia: the basin of the Usa (Lukin 1962).

Location.

The species was not found in the area.

Ecology.

This leech parasitises molluscs, amphibians, and fishes; H. marginata is seemingly very rare species in the Komi region. Lukin (1962) has occasionally found one specimen in the Usa River.