Note: Pelagothrix J. Schmidt (in Ostenfeld & J. Schmidt, 1901: 144) is considered a synonym of Trichodesmium Ehrenberg (1830: 506) by Drouet (1968: 213, 215) and by Anagnostidis & Komárek (1988: 440).
Trichodesmium erythraeum Ehrenberg, 1830: 506 (type locality: near Tor, Sinai Peninsula, Egypt).—Chacko, 1942: 404.— Whitton & Potts, 1979b: 6.— N. Anand & Venkatesan, 1985: 102.— N. Anand et al., 1986: 53, fig. 16.— G. Subramanian et al., 1989: 317.— Thajuddin & G. Subramanian, 1992a: table III.
INDIAN OCEAN DISTRIBUTION: Aldabra Islands, India.
Note: Among several taxonomic synonyms cited by Drouet (1968: 212–213) is Trichodesmium thiebautii Gomont, which is listed separately in this catalogue.