Sphaerococcus serra J. Agardh, 1841: 17 (type locality: "in mari Indiae orientalis'' [Mauritius fide Doty, 1988: 180]).—Kützing, 1849: 777.— G. Martens, 1868: 96–97.
Eucheuma serra (J. Agardh) J. Agardh, 1847: 16.—J. Agardh, 1852 [1851–1863]: 626.— J. Agardh, 1876: 601–602.— J. Agardh, 1892: 123.— De Toni, 1897: 371–372.— Heyne, 1927: 34.— Weber-van Bosse, 1928: 411–412, pl. XIII: figs. 4, 5.— Kylin, 1932: 24, pl. 10: fig. 21.— Børgesen, 1943: 43–44, figs. 15, 16.— Børgesen, 1950b: 14.— Heyne, 1950: 34.— Dickinson, 1955: 539, fig. 4.— Zaneveld, 1956: 32.— Zaneveld, 1959: 112, fig. 16.— Isaac, 1967: 80.— Lawson, 1980: 42.— Doty, 1988: 180–181, figs. 1D, 17.— Atmadja & Sulistijo, 1989: 46.— Lirasan & Twide, 1993: 353.
Misapplied name (fide Kützing, 1849: 777):
Rhynchococcus spinosus.—Kützing, 1843b: 403.
INDIAN OCEAN DISTRIBUTION: Indonesia, Kenya, Mauritius, Tanzania.