Probythinella protera
{{Short description|Species of gastropod}}
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| taxon = Probythinella protera
| authority = Pilsbry, 1953
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Probythinella protera is a species of very small aquatic snail, an operculate gastropod mollusk in the family Hydrobiidae.{{WRMS species|419608|Probythinella protera Pilsbry, 1953|||WoRMS (2010). Probythinella protera Pilsbry, 1953. Accessed through: World Register of Marine Species at