Antithamnion hubbsii Dawson, 1962: 16–17, pl. 5: fig. 2; pl. 6: fig. 3 (type locality: Melpomene Cove, Isla Guadalupe, Baja California, Mexico).—R. Norris, 1987c: 29–30, figs. 21, 23, 24.
INDIAN OCEAN DISTRIBUTION: South Africa.