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Anisus septemgyratus

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Title: Anisus septemgyratus  
Author: World Heritage Encyclopedia
Language: English
Subject: Body whorl, Whorl (mollusc), List of non-marine molluscs of the Czech Republic, Planorbidae, List of non-marine molluscs of Slovakia, List of non-marine molluscs of Poland, Anisus
Publisher: World Heritage Encyclopedia

Anisus septemgyratus

Shells of Anisus leucostoma
Conservation status
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Hygrophila
Superfamily: Planorboidea
Family: Planorbidae
Subfamily: Planorbinae
Tribe: Planorbini
Genus: Anisus
Subgenus: Anisus
Species: A. leucostoma
Binomial name
Anisus leucostoma
(Millet, 1813)

Anisus septemgyratus (Rossmässler, 1835)

Anisus leucostoma is a European species of small air-breathing freshwater snail, an aquatic pulmonate gastropod in the family Planorbidae, the ram's horn snails and their allies.


According to Glöer (2002)[2] Anisus septemgyratus (Rossmässler, 1835) is a junior synonym of Anisus leucostoma (Millet, 1813).

Shell description

The shell of this species is about 8 mm in maximum dimension, usually planispiral and tightly coiled, with a white rib in the aperture.[3]


This species occurs in countries and islands including:


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