Plocamium patens G. Martens, 1868: 32–33, 102–103 (syntype localities: Timor, Indonesia; Zamboanga, Mindanao, Philippine Islands).—J. Agardh, 1876: 349.— De Wildeman, 1897a: 173.— De Toni, 1900: 603.
Nereidea patens (Mertens) Kuntze, 1891: 907.
INDIAN OCEAN DISTRIBUTION: Indonesia (Timor).