de Salas, Bolch & Hallegr. (2004), Phycologia 43: 168, figs 2–11 [tax. nov.]

• Type locality: Australia (Tas.)

de Salas, M.F., Bolch, C.J.S. & Hallegraeff, G.M. (2004), Karenia umbella sp. nov. (Gymnodiniales, Dinophyceae), a new, potentially ichthyotoxic dinoflagellate species from Tasmania, Australia. Phycologia 43: 166–175 [secondary reference]

Mooney, B.D., de Salas, M., Hallegraeff, G.M. & Price, A.R. (2009), Survey for karlotoxin production in 15 species of gymnodinioid dinoflagellates (Kareniaceae, Dinophyta). J. Phycol 45: 164–175 [secondary reference]

Hallegraeff, G.M., Bolch, C.J.S., Huisman, J.M. & de Salas, M.F. (2010), Planktonic dinoflagellates. Algae of Australia: Phytoplankton of Temperate Coastal Waters: 145–212 [secondary reference]

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

• APC Comment: P.McCarthy (2012) uses this taxon concept.
• Distribution: Vic. (Gippsland Lakes), Tas (widespread), S.A. (Port Lincoln), W.A. (Swan River)
• Ex.distribution: New Zealand

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