Description: Club shaped cells average 30 X 12 μm (LXW). It has heterodynamic flagella. The yellow-brown chloroplasts are disc-shaped, arranged peripherally, and number 10-20.
Type Locality: Australia
Authority: Horiguchi 1996
References: Haramonas dimorpha gen. et sp. nov. (Raphidophyceae), a new marine raphidophyte from Australian mangrove. Phycological Research 44: 143-150; Wendy Guiry in Guiry, M.D. & Guiry, G.M. 2015. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 13 January 2015