Fortaleza, M.T.V. and Lotufo, T.M.D.C. 2018. Polyclinidae (Ascidiacea: Aplousobranchia) from the Gulf of Mexico, collected during the “Hourglass” cruises (1965–1967). Zootaxa. 4422, 4 (May 2018), 519–536. DOI:https://doi.org/10.11646/zootaxa.4422.4.4.