Shimabukuro, Vanessa, and Antonio C. Marques. 2006. “Morphometrical Analysis, Histology, and Taxonomy of Thyroscyphus Ramosus (Cnidaria, Hydrozoa) from the Coast of Brazil”. Zootaxa 1184 (1). Auckland, New Zealand:29–42. https://doi.org/10.11646/zootaxa.1184.1.2.