Busutil, L., García-Hernández, M. R., Díaz, M. C. and Pomponi, S. A. (2018) “Mesophotic sponges of the genus Callyspongia (Demospongiae, Haplosclerida) from Cuba, with the description of two new species”, Zootaxa. Auckland, New Zealand, 4466(1), pp. 78–94. doi: 10.11646/zootaxa.4466.1.9.