Frigidoalvania brychia is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
[1] The species has been reported from Saguenay Fjord and Gulf of Saint Lawrence in Canada as well as the Gulf of Maine in the North Atlantic Ocean.
[1] The maximum recorded shell length is 5 mm.
[2] Minimum recorded depth is 186 m.[2] Maximum recorded depth is 2359 m.[2]
This Rissoidae-related article is a stub.