Citation: Oxytoxaceae Lindemann 1928.
Diagnosis: Extant peridiniphycideans in which the tabulation accords with, or is derived from, the following pattern: five or six precingular plates, five postcingular plates, five climactal plates and one antapical plate (fundital plate). The first postcingular plate contacts the last postcingular plate. Type genus: Oxytoxum Stein 1883.
Oxytoxum Stein 1883.
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