Ceramium subdichotomum Weber-van Bosse, 1923: 333–335, fig. 125 (type locality: Muaras Reef, East Kalimantan, Indonesia).—Børgesen, 1938b: 230.— Chacko, Mahadevan, & R. Ganesan, 1955: 12.— S. Dixit, 1966: 18.— V. Krishnamurthy & H. Joshi, 1970: 23.— Untawale, Dhargalkar, & Agadi, 1983: [34].— Wynne, 1995: 296, figs. 44, 45.
INDIAN OCEAN DISTRIBUTION: India, Seychelles (Mahé Island).