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Mercuria similis facts for kids

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Mercuria similis
Mercuriaconfusa.jpg
Shell of Mercuria similis
Conservation status
Scientific classification
Genus:
Mercuria (gastropod)
Species:
similis
Synonyms
  • Amnicola confusa Frauenfeld, 1863
  • Cyclostoma simile Draparnaud, 1805
  • Mercuria confusa (Frauenfeld, 1863)
  • Pseudamnicola confusa (Frauenfeld, 1863)
  • Pseudamnicola similis (Draparnaud, 1805)

Mercuria similis is a species of small freshwater snail with an operculum, an aquatic gastropod mollusk in the family Hydrobiidae.

This species only tolerates very low salinities, and is perhaps better characterized as a freshwater snail.

Description

The 3–4 mm. high shell is fragile and translucent yellow-white in colour (but often coated with dark deposits). The animal is entirely and uniformly pale and has pale tentacles. Mercuria similis has a proportionately larger body whorl than other hydrobiids.

The shell is short-conical and 3.90–4.50 mm high (Vic-la-Gardiole, Hérault), with a large oval aperture.

Geographic distribution

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