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|Size Range:||70-170 μm long (Dodge 1982) |
|Key Characteristics:||Hypotheca drawn out into a characteristic single large posterior projection which varies in length and shape; wide left sulcal list that extends the length of the main body; valve surface with areolations; cells often occur in pairs, dorsally attached|
|Confused With:||Dinophysis tripos, which has two posterior V-shaped processes and a left sulcal list that is broader posteriorly and has a straight margin|
|Toxin:||Okadaic acid |