Stagnicola fuscus
Stagnicola fuscus is a species of freshwater snail, an aquatic gastropod mollusk in the family Lymnaeidae, the pond snails.
Correa et al. proposed that species of clade C2 should all be called Lymnaea, according to the principle of priority of the International Code of Zoological Nomenclature. Then this species would be named Lymnaea fusca Pfeiffer, 1821.
Distribution
The Lymnaea palustris aggregate species is recorded from western Europe to beyond the Arctic Circle and across Siberia. The full range of this segregate is incompletely known but is likely to be Eurosiberian Wide Temperate.This species is found in the Czech Republic, Germany, the Netherlands, Great Britain, Ireland, Croatia and other areas.