Assiminea estuarina is a species of small operculate snail, a marine gastropod mollusc or micromollusc in the family Assimineidae.
This species occurs in brackish waters in Japan and Korea.
References
Okutani T., ed. (2000) Marine mollusks in Japan. Tokai University Press. 1173 pp. Fukuda H. & Hasegawa K. (2017). Family Assimineidae. Pp. 813–816, in: T. Okutani (ed.), Marine Mollusks in Japan, ed. 2. 2 vols. Tokai University Press. 1375 pp.
External links Biolib.cz: image iNaturalist.org: image