Dumontia robusta Greville, 1830: lxii (type locality: "ad Novam Hollandiam'' [probably near Fremantle, Western Australia fide Min-Thein & Womersley, 1976: 9]).—Kützing, 1849: 718.
Rhabdonia robusta (Greville) J. Agardh, 1851 [1851–1863]: 355.—Sonder, 1880: 28.
Agardhiella robusta (Greville) Børgesen, 1932b: 127–128.—P. Anand, 1940: 4, 8.— P. Anand, 1943b: 47–48, fig. 33, pl. III: fig. 6.— E. Lewis & Gonzalves, 1962c: 288–290, tables 1, 2.— Salim, 1965: 193, 196.— S. Dixit, 1966: 15.— E. Lewis, 1967: 300 ff.— Gopalakrishnan, 1970: 65.— V. Krishnamurthy & H. Joshi, 1970: 21.— Saifullah, 1973: 140, 141, 142.— Chauhan, 1978: table 4.— Murthy, Bhattacharya, & Radia, 1978: 382.— Untawale, Dhargalkar, & Agadi, 1983: [31].— R. Qasim & Barkati, 1985: table 2.— R. Parekh & Chauhan, 1990: table 1.— Shameel & J. Tanaka, 1992: 48.— Subba Rao et al., 1992: 181, 182.
Solieria robusta (Greville) Kylin, 1932: 18.—Børgesen, 1934a: 10.— Børgesen, 1934b: 36.— Børgesen, 1935: 54.— Børgesen, 1937a: 47.— Lucas & Perrin, 1947: 174, fig. 44.— Kappanna & Sitakara Rao, 1962: 559.— V. May, 1965: 390.— K. Srinivasan, 1965: 246.— K. Srinivasan, 1969: 15, fig. (s.n.), pl. XV.— Umamaheswara Rao, 1969d: 45.— V. Krishnamurthy & H. Joshi, 1970: 22.— Umamaheswara Rao, 1970b: 368.— Jaasund, 1976: 93, fig. 188.— Min-Thein & Womersley, 1976: 7–13, figs. 1, 2, 49.— Murthy, Bhattacharya, & Radia, 1978: 382.— Farghaly, 1980: 163.— Lawson, 1980: 60.— Ohno & Mairh, 1982: table 1.— Teo & Wee, 1983: 96, fig. 96.— Untawale, Dhargalkar, & Agadi, 1983: [31].— Agastheesapillai & Thiagarajan, 1984: 46.— Sobha & Nair, 1985: 22.— Nair et al., 1986: 737.— Chennubhotla, Kaliaperumal, & Kalimuthu, 1987a: 108–109.— M. Dave et al., 1987: table 1.— Banaimoon, 1988b: 239–240, fig. 8.— R. Norris, 1988a: 103–105, figs. 1, 2.— Tewari & H. Joshi, 1988: 394, tables VI, IX.— Al-Hasan & W. Jones, 1989: 302, pl. 7: fig. 62.— Huisman et al., 1990: 95.— Huisman & Walker, 1990: 410.— Kendrick, Huisman, & Walker, 1990: 48, 51.— Millar, 1990: 346.— R. Parekh & Chauhan, 1990: table 1.— Yarish & Wamukoya, 1990: table 2.— Doshi et al., 1991: 23.— Phang & Wee, 1991: 59.— Basson, 1992: 225.— Kaliaperumal et al., 1992: 13.— Kalimuthu, Kaliaperumal, & Ramalingam, 1992: 123.— Subba Rao et al., 1992: 181, 182.— Nair et al., 1993: 186, 193.— Ormond & Banaimoon, 1994: 118.— Perrone & Cecere, 1994: 98.— Womersley, 1994: 340–341.
Taxonomic synonyms:
* Rhabdonia robusta (Greville) J. Agardh var. wightii J. Agardh, 1851 [1851–1863]: 355 (type locality: Bay of Bengal, India).—J. Agardh, 1876: 592.— G. Murray, 1887: 29.— De Toni, 1897: 362.
Dumontia robusta Greville var. wightii (J. Agardh) G. Martens, 1868: 88–89.—G. Martens, 1871b: 467.— Theobald, 1883: 29.
Solieria robusta (Greville) Kylin forma wightii (J. Agardh) Kylin, 1932: 20, pl. 5: fig. 10.—Børgesen, 1937b: 325.— S. Dixit, 1966: 14.
* Solieria australis Harvey, 1855b: 552 (syntype localities: Fremantle and King George Sound, Western Australia).—Harvey, 1860b: pl. CXLIX.— Harvey, 1863: xxxvi.— Kützing, 1869: 10, pl. 27.
Rhabdonia robusta (Greville) J. Agardh var. flagelliformis J. Agardh, 1876: 592 (type locality: "ad Novam Hollandiam'' [Tasmania fide Kylin, 1932: 18]).
Solieria robusta (Greville) Kylin forma flagelliformis (J. Agardh) Kylin, 1932: 18.—Børgesen, 1950b: 13–14.— Jaasund, 1977c: 422.
INDIAN OCEAN DISTRIBUTION: Australia, India, Kenya, Kuwait, Madagascar, Mauritius, Pakistan, Singapore, South Africa, Sri Lanka, Tanzania, Yemen.
Note: The synonymy was proposed by Min-Thein & Womersley (1976: 9, 12).