@article {1805, title = {Pyura gangelion and Pyura beta sp. nov. (Ascidiacea: Pyuridae): an exotic and a new tunicate from the West Atlantic}, journal = {Zootaxa}, volume = {4545}, year = {2019}, pages = {264-276}, author = {Skinner, L.F. and Rocha, R.M. and Counts, B.K.} }