Pseudovidalinidae Altiner 1988

Family PSEUDOVIDALINIDAE Altıner, 1988 Test small to medium sized, discoidal, inflated or partially inflated, biconvex, or biconcave, bilocular, planispirally coiled, entirely evolute, involute or involute to evolute. Proloculus spherical followed by a second, tubular, undivided chamber. Wall is yellowish, pseudofibrous, bilayered (with a thin, dark, microgranular, inner layer, and an outer, thicker, yellowish, pseudofibrous layer) or pseudofibrous, unilayered. Aperture terminal, simple, at the end of the tubular chamber.?Late Moscovian. PennsylvanianPermian. Composition: Pseudovidalina Sosnina, 1978; Altineria Özdikmen, 2009; Asselodiscus Mamet & Pinard, 1992; Falsodiscus Davydov, 1990; Xingshandiscus Zheng, 1986.