Conferva denudata Dillwyn, 1809 [1802–1809]: 85, suppl. pl. G (type locality: Southampton, England).
Polysiphonia denudata (Dillwyn) Greville in W. Hooker, 1833: 332.—Islam, 1976: 64, pl. 53: figs. 314–316.
Taxonomic synonym:
Hutchinsia variegata C. Agardh, 1824: 153 (syntype localities: Atlantic France; Mediterranean Sea; Antilles, West Indies).
Polysiphonia variegata (C. Agardh) Zanardini, 1840b: 202.—Børgesen, 1934a: 26–28, fig. 18.— Børgesen, 1934b: 48.— Børgesen, 1935: 62.— P. Anand, 1943b: 39.— Børgesen, 1945: 35–36.— Børgesen, 1954a: 41–43, fig. 18.— Salim, 1965: 196.— S. Dixit, 1966: 20.— Isaac, 1967: 81.— Sreenivasa Rao, 1967: 176.— V. Krishnamurthy & H. Joshi, 1970: 27.— Nizamuddin & Gessner, 1970: 13, pl. 24: fig. 79; pl. 26: fig. 86.— K. Srinivasan, 1973: 6, pl. VI.— Jaasund, 1976: 123, figs. 248A,B.— Basson et al., 1977: fig. 147.— Jaasund, 1977b: 409.— Agadi & Untawale, 1978: 67, table 2.— Basson, 1979: 79, pl. XVI: fig. 96.— Lawson, 1980: 58.— Zahid, Begum, & Nizamuddin, 1981: 198–200, figs. 1–7.— Untawale, Dhargalkar, & Agadi, 1983: [37].— Shameel & Afaq Hussain, 1987: 298.— Al-Hasan & W. Jones, 1989: 305, pl. 9: fig. 80.— Basson, Mohamed, & Arora, 1989: 39.— Shameel, Afaq-Husain, & Shahid-Husain, 1989: 180.— Basson, 1992: 227.— Shameel & J. Tanaka, 1992: 55.— Hadi et al., 1993: 128, figs. 43–46, 80–82.— Ormond & Banaimoon, 1994: 119.
Misapplied name (fide Børgesen, 1945: 36):
Polysiphonia corymbosa.—Dickie, 1874b: 192.
INDIAN OCEAN DISTRIBUTION: Bahrain, Bangladesh, India, Iran, Iraq, Kenya, Kuwait, Mauritius, Pakistan, Saudi Arabia, Tanzania, Yemen.
Note: The synonymy was proposed by Maggs & Hommersand (1993: 319).