Fucus cervicornis Turner, 1808–1809: 131–132, pl. 121 (type locality: West Indies).
Gracilaria cervicornis (Turner) J. Agardh, 1852 [1851–1863]: 604.—Lind, 1956: 26.— Lawson, 1980: 47.
Taxonomic synonym:
Gracilaria ferox J. Agardh, 1852 [1851–1863]: 592 (lectotype locality: Martinique, West Indies fide Oliveira, Bird, & McLachlan, 1983: 3003).—Untawale & Jagtap, 1989: table I.
INDIAN OCEAN DISTRIBUTION: Kenya, Seychelles.
Note: The synonymy was proposed by Oliveira, Bird, & McLachlan (l.c.).