GU, Haifeng, Tingting LIU & Kenneth Neil MERTENS 2015 (online Feb. 18) Cyst-theca relationship and phylogenetic positions of Protoperidinium (Peridiniales, Dinophyceae) species of the sections Conica and Tabulata, with description of Protoperidinium shanghaiense sp. nov. Phycologia 54(1): 49-66, 75 figs., 3 tables |