Ulva bifrons Ardré, 1967a: 292–297, figs. 1–14 (type locality: Sezimbra, near Lisboa, Portugal).—Naqvi et al., 1992: 131.— Amjad & Shameel, 1993a: 9, fig. 3.— Amjad & Shameel, 1993b: 115.
INDIAN OCEAN DISTRIBUTION: Pakistan.
Note: The large form of Ulva indica P. Anand (1940: 18, figs. 3C,D) was referred to U. bifrons by Amjad & Shameel (l.c.) while the small form was redescribed as U. anandii Amjad & Shameel. (See Note to U. anandii.)