Assiminea navigatorum

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Assiminea navigatorum is a tiny, salt-tolerant snail that has an operculum (a little lid). It is an aquatic snail, a micromollusk, in the family Assimineidae. The species lives in brackish waters in Irian Jaya, Indonesia. It was described in 1963 by van Benthem Jutting.

Scientific classification:
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Family: Assimineidae
Genus: Assiminea
Species: A. navigatorum
Binomial name: Assiminea navigatorum van Benthem Jutting, 1963