Pseudosorensia atlantica is a species of springtail belonging to the family Isotomidae.

[1] The species was first described by Keith Arthur John Wise in 1970, and is found in South Georgia.

[2] The species was first described as Sorensia atlantica in 1970 by Keith Arthur John Wise, based on a holotype collected from South Georgia in 1961 held at the Bishop Museum, along with numerous paratypes.

[2] The species was recombined and placed in the genus Pseudosorensia by Dora Esther Cutini de Izarra in 1972.

[2] The species is widespread across the island, found in both wet and dry environments on the surface or within top layers of soil.