Acanthocodium fragile Suringar, 1867: 258 (type locality: Japan).
Codium fragile (Suringar) Hariot, 1889: 32–33.—Durairatnam, 1961a: 23, pl. IV: fig. 3.— S. Dixit, 1970: 110.
INDIAN OCEAN DISTRIBUTION: Sri Lanka.
Note: If this record were to be confirmed, it would be of great interest as it would undoubtedly reflect a recent introduction of Codium fragile, probably of the weedy subsp. tomentosoides (van Goor) P. Silva.