Ancylus fluviatilis
River Limpet
ORDER: Pulmonata FAMILY: Planorbidae SIZE: up to 3 mm

CHARACTERISTICS: it is a snail with a lung-like system, but with a unique and not-twirled shell.
DEVELOPMENT: direct.
ECOLOGY AND BEHAVIOUR: lives in high speed current zones of rivers, mainly on the surface of submersed rocks; very common all over Europe and North Africa; scraper species that feeds on organisms (mainly algae, but also protozoa and fungi) attached to rock surfaces.

Species from the same group