Jørgensen, E. (1920), Rep. Danish Oceanogr. Exped. Mediterr. Adjacent Seas: 64, fig. 62 [tax. nov.]

• Type locality: Mediterranean Sea (France)

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

doubtful taxonomic synonym of: Ceratium arietinum Cleve legitimate

Gómez, F. (2013), Reinstatement of the dinoflagellate genus Tripos to replace Neoceratium, marine species of Ceratium (Dinophyceae, Alveolata). CICIMAR Oceanides 28(1): 3 [taxonomic synonym]

taxonomic synonym of: Tripos arietinus f. gracilentus F.Gómez nom. inval.

ABRS (2023), Australian Algal Name Index Edn. 2023 (Australian algal updates): - [taxonomic synonym]

taxonomic synonym of: Tripos arietinus f. gracilentus F.Gómez nom. inval.

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