Eucheuma nodulosum Areschoug, 1854b: 348–349 (type locality: Mauritius).—Kylin, 1932: 24, pl. 10: fig. 22.— Børgesen, 1943: 44.
INDIAN OCEAN DISTRIBUTION: Mauritius.
Note: Yamada (1936a: 121) and P. Gabrielson & Kraft (1985: 227) followed J. Agardh (1876: 601–602) in considering Eucheuma nodulosum conspecific with E. serra.