Euryomma platycarpa Schmitz in Schmitz & Hauptfleisch, 1897d: 374 (type locality: Sri Lanka).—Svedelius, 1906b: 195.— De Toni, 1924: 230.— Kylin, 1932: 30–31, pl. 13: figs. 30–31.— Børgesen, 1936: 84.— Kylin, 1956: 282.— S. Dixit, 1968: 20.
INDIAN OCEAN DISTRIBUTION: Sri Lanka.
Note: Euryomma platycarpa is one of two unrelated foliose red algae, the other being Halymenia platycarpa (Grunow) J. Agardh, whose names have a common source. A full explanation is given in the note to H. platycarpa [p. 200].