Balech, E. (May 1967), Dinoflagelados nuevos o interesantes del Golfo de Mexico y Caribe. Revista del Museo Argentino de Ciencias Naturales Bernardino Rivadavia e instituto nacional de investigacion de las ciencias naturales. Hidrobiologya 2: 84 [primary reference]

replaced synonym: Phalacroma ovum F.Schütt nom. inval.

• Comment: New name so as to not form a later homonym when moving Phalacroma ovum F.Schütt to Dinophysis. In doing so Balech created a later homonym for Dinophysis amygdalus Paulsen.

Sournia, A. (1973), Catalogue des especes et taxons infraspecifiques de Dinoflagelles marins actuels publies depuis la revision de J. Sciller. I Dinoflagelles libres. Beihefte zur Nova Hedwigia 48: 18 [replaced synonym]

replaced synonym of: Dinophysis amandula Sournia legitimate

McCarthy, P. (Comp.) (2012), Census of Australian Marine Dinoflagellates: - [replaced synonym]

replaced synonym of: Dinophysis amandula Sournia legitimate

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