Note: This problematic genus was included in the Chroococcaceae by Drouet & Daily (1956), Entophysalidaceae by Desikachary (1959), Tubiellaceae by Bourrelly (1970), and Microcystaceae by Komárek & Anagnostidis (1986).
Hormospora pellucida Dickie, 1874d: 365 (type locality: Fernando de Noronha, Brazil).
Johannesbaptistia pellucida (Dickie) W.R. Taylor & Drouet in Drouet, 1938: 285.—Iyengar & Desikachary, 1946: 117–121, figs. 1–6, pl. X.— Desikachary, 1959: 165, pl. 32: figs. 14–19.— K. Srinivasan, 1963: 101–103, fig. 10, pl. VI.— Logan, Hoffman, & Gebelein, 1974: 146, 147, 194.— Islam, 1985: 73–75, figs. 1–5.— Basson, Mohamed, & Arora, 1989: 32, fig. 11.— Coppejans & Gallin, 1989: 52.— Basson, 1992: 223.— S. Silva, 1992b: 102, fig. 8.— Thajuddin & G. Subramanian, 1992a: table III.
INDIAN OCEAN DISTRIBUTION: Australia, Bahrain, Bangladesh, India, Kenya, Mozambique.
Note: This species was recognized by Drouet & Daily (1956: 85).