West, Ronald R., Jean Vacelet, Rachel A. Wood, Philippe Willenz, and Willard D. Hartman. “Treatise Online No. 58: Part E, Revised, Volume 4, Chapter 4A–B: Hypercalcified Extant and Fossil Chaetetid-Type and Post-Devonian Stromatoporoid-Type Demospongiae: Systematic Descriptions”. Treatise Online (February 4, 2013). Accessed July 22, 2024. https://journals.ku.edu/treatiseonline/article/view/4447.