Ectocarpus vaughanii Børgesen, 1941: 31–36, figs. 12–14 (type locality: Flic-en-Flacq, Mauritius).—Børgesen, 1953: 13.
Feldmannia vaughanii (Børgesen) Islam, 1976: 33–34, pl. 22: figs. 146–149; pl. 33: fig. 218.
INDIAN OCEAN DISTRIBUTION: Bangladesh, Mauritius.
Note: When first proposed by Islam (1974b: 86), the combination Feldmannia vaughanii was invalid since the author did not give a full citation of the basionym and thus failed to satisfy Art. 33.2.