Rytiphlaea merrifieldiae J. Agardh, 1885: 107–108 (`merrifieldii') (type locality: Western Australia).—De Toni, 1903: 1098.— Lucas, 1909: 46.— V. May, 1965: 397.
INDIAN OCEAN DISTRIBUTION: Australia.
Note: The epithet of this specific name, which commemorates Mary Philadelphia Merrifield (1804–1889), a lesser known British phycologist, should be spelled merrifieldiae in accordance with Rec. 60C.1(b), enforced by Art. 60.11.