van Ofwegen, L.P. (1990). Notes on the Keroeididae (Anthozoa: Gorgonacea) collected in 1963 and 1964 by the International Indian Ocean Expedition of the R/V 'Anton Bruun', in the Indian Ocean, with the description of a new species, Lignella hartogi. Zoologische Mededelingen Leiden. 63(13): 163-168.
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van Ofwegen, L.P.
1990
Notes on the Keroeididae (Anthozoa: Gorgonacea) collected in 1963 and 1964 by the International Indian Ocean Expedition of the R/V 'Anton Bruun', in the Indian Ocean, with the description of a new species, Lignella hartogi