Delesseria similans J. Agardh, 1872: 56 (type locality: "Ad Novam Hollandiam'').—Sonder, 1880: 24 (`simulans').
Halicnide similans (J. Agardh) J. Agardh, 1898: 206.—Lucas, 1909: 37.— V. May, 1965: 401.
INDIAN OCEAN DISTRIBUTION: Australia.