Source: Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at
https://books.google.pt/books?id=n_BqCQAAQBAJ page(s): pl. 311 fig. 14-16; note: Pseudovidalina ornata Sosnina. U. Permian (Chandalazsk Horizon), S. Primorye, USSR. 14, Equatorial section, x 70; 15, 16, axial section of holotype, x 70 and x 100, respectively (from Sosnina, 1978)