Discovery by year -- 1955 Genus / Species Class Order Family Primary Author Journal Volume Page Desmarestia aculeata Phaeophyceae Desmarestiales Desmarestiaceae Bouveng H Acta Chem. Scand. 9 168 Digenea simplex Florideophyceae Ceramiales Rhodomelaceae Murakami S Yakugaku Zasshi 75 843 Fucus spiralis Phaeophyceae Fucales Fucaceae Bouveng H Acta Chem. Scand. 9 168 Furcellaria fastigiata Florideophyceae Gigartinales Furcellariaceae Lindberg B Acta Chem. Scand. 9 1093 Gelidium cartilagineum Florideophyceae Gelidiales Gelidiaceae Lindberg B Acta Chem. Scand. 9 1323 Lasius fuliginosus Insecta Hymenoptera Formicidae Pavan M Nature 46 135 Linepithema humile Insecta Hymenoptera Formicidae Pavan M Atti Soc. Ital. Sci. Nat. 94 379 Porphyra umbilicalis Bangiophyceae Bangiales Bangiaceae Lindberg B Acta Chem. Scand. 9 1323 Ptilota pectinata Florideophyceae Ceramiales Callithamniaceae Lindberg B Acta Chem. Scand. 9 1323 Tectitethya crypta Demospongiae Tethyida Tethyidae Bergmann W J. Org. Chem. 20 1501