Busutil, Linnet, María R. García-Hernández, M. Cristina Díaz, and Shirley A. Pomponi. 2018. “Mesophotic Sponges of the Genus Callyspongia (Demospongiae, Haplosclerida) from Cuba, With the Description of Two New Species”. Zootaxa 4466 (1). Auckland, New Zealand:78–94. https://doi.org/10.11646/zootaxa.4466.1.9.