Davisiana is a genus of extremely small deep water sea snails, marine gastropod mollusks in the family Seguenziidae.
Species within the genus Davisiana include:
[
"Glacial period",
"Quaternary",
"Radiolaria",
"Sediment",
"Pleistocene",
"Spongotrochus glacialis",
"Actinomma boreale",
"Stylochlamydium venustum",
"Ceratospyris",
"Lithomelissa setosa"
]