Congo Freshwater Snail (Melanoides agglutinans)

This species was described in 1942, it apparently was restricted to the Congo River, where it inhabited crevices among rocks in swiftly flowing water near the town of Matadi in the Democratic Republic of the Congo.

The shells reach sizes of about 1,2 cm in height.

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The species is considered extinct, however, I didn’t find any additional information about thus assumption.

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edited: 29.04.2021