Bryopsis pennata Lamouroux, 1809b: 333 (type locality: Antilles, West Indies).—J. Agardh, 1887: 23–24 (including var. major).— De Toni, 1889: 430–431.— Børgesen, 1936: 67.— S. Dixit, 1941: 127.— Chacko, Mahadevan, & R. Ganesan, 1955: 11 (`Byropsis pinnata J. Agardh').— Durairatnam, 1961a: 25–26, pl. V: fig. 3.— Umamaheswara Rao & Sreeramulu, 1964: 599.— Sigee, 1966: 69.— Tsuda & Newhouse, 1966: 94.— Isaac, 1967: 76.— S. Dixit, 1968: 14.— V. Krishnamurthy & H. Joshi, 1970: 5.— Umamaheswara Rao & Sreeramulu, 1970a: 29, fig. 16.— Isaac, 1971: 6.— Saifullah, 1973: 141.— A. Sarma & Ganapati, 1975: 264, tables I, II.— Hackett, 1977: 23.— Lawson, 1980: 3.— Crane, 1981: 158, fig. 19.— Russell, 1981: 467.— Chowdary, Singh, & Jose, 1982: 32–38, figs. 3, 4, 7.— V. Rao, Lilly, & Sundaralingam, 1982: 87.— Untawale, Dhargalkar, & Agadi, 1983: [11].— Barratt et al., 1984: species list.— Usmanghani et al., 1984: 75.— Mshigeni, 1985: 14.— Sobha & Nair, 1985: 21.— Banaimoon, 1986: 127–128, fig. 7.— Nair et al., 1986: 735.— G. Rao & Umamaheswara Rao, 1986: 103.— Usmanghani & Shameel, 1986: tables 1, 4.— Oyieke & Ruwa, 1987: 85.— Qari & Qasim, 1988: 451.— Chaugule, Quadri, & Goswamy, 1989: 111, figs. 20–22.— Nair et al., 1990: table 2.— Jagtap, 1992: 57.— Kalugina-Gutnik, Perestenko, & Titlyanova, 1992: 24 (table 1).— Maya & Nair, 1992: 32.— Naqvi et al., 1992: 132.— Shameel & J. Tanaka, 1992: 26.— Titlyanova, Perestenko, & Kalugina-Gutnik, 1992: 45.— Zvyagintsev & Ivin, 1992: tables 4, 5.— Qari & Qasim, 1993: 230.— Aliya et al., 1994: 15.— Ormond & Banaimoon, 1994: 116.— Siddiqui, Usmanghani, & Shameel, 1994: 73.
Bryopsis plumosa (Hudson) C. Agardh var. pennata (Lamouroux) Børgesen, 1911: 147.—K. Srinivasan, 1973: 48, pl. XLVIII.
INDIAN OCEAN DISTRIBUTION: Aldabra Islands, Chagos Archipelago (Egmont Atoll), India, Kenya, Malaysia, Maldives (Addu Atoll), Nicobar Islands, Oman, Pakistan, Seychelles, Sri Lanka, Yemen.