Baron-Szabo, Rosemarie, and Stephen Douglas Cairns. “A New Rhizangiid Genus from the Miocene of North America (Sclerangia N. Gen.; Florida, USA)”. Paleontological Contributions, no. 13 (April 30, 2015): 1–3. Accessed November 21, 2024. https://journals.ku.edu/paleocontributions/article/view/20304.