Tappan, H. (1957). New Cretaceous index Foraminifera from northern Alaska. <em>Bulletin United States National Museum.</em> 215: 201-222., available online athttps://www.biodiversitylibrary.org/page/32376708 page(s): p. 220 [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Pallaimorphina Tappan, 1957 †. Accessed at: https://marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=722327 on 2025-05-20
original descriptionTappan, H. (1957). New Cretaceous index Foraminifera from northern Alaska. <em>Bulletin United States National Museum.</em> 215: 201-222., available online athttps://www.biodiversitylibrary.org/page/32376708 page(s): p. 220 [details]
basis of recordLoeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online athttps://books.google.pt/books?id=n_BqCQAAQBAJ[details] Available for editors [request]