Biseriamminoidea Chernysheva, 1941

Gennari, Valerio, Cherin, Marco & Rettori, Roberto, 2018, Systematic revision and phylogenetic assessment of the foraminiferal family Globivalvulinidae, Acta Palaeontologica Polonica 63 (4), pp. 807-814 : 810

Superfamily Biseriamminoidea Chernysheva, 1941

Families included: Biseriamminidae Chernysheva, 1941 ; Globivalvulinidae Reitlinger, 1950 .

Description.—Test biserial, globular, subglobular or elongated in shape, evolute/semi-evolute or involute/semi-involute, rounded or pinched peripheral outline, from coiled, coiled to uncoiled, to uncoiled. Endoskeletal partitions and supplementary deposits can be present. Test wall microgranular, with agglutinated grains, undifferentiated or poorly layered or microgranular, single layered or plurilayered. Presence of hyaline layer in inner, median or outer position or pseudoalveolar median layer. Perforations of the wall can be present. Aperture narrow, simple or with valvular projection.

Stratigraphic and geographic range.—Late Tournaisian Mississippian, Carboniferous) to latest Changhsingian Lopingian, Permian); cosmopolite.