Diagnosis:Pareodiniaceans in which there are five climactal plates, two of which are Kofoid apical plates and two of which are dorsally situated Kofoid anterior intercalary plates.
Arkellea ERROR bib97.htm for Below, 1990; Jurassic (Oxfordian). Gochteodinia ERROR bib1442.htm for Norris, 1978; Late Jurassic. Gresslyodinium ERROR bib97.htm for Below, 1990; Jurassic (Bajocian). ?Imbatodinium ERROR bib1961.htm for Vozzhennikova, 1967; Late Jurassic. ?Ithnacysta ERROR bib1774.htm for Slimani, 1994 ; Cretaceous-Paleogene (Maastrichtian-Danian). Lacrymodinium ERROR bib12.htm for Albert et al., 1986; Jurassic (Oxfordian-Kimmeridgian). Paragonyaulacysta ERROR bib994.htm for Johnson and Hills, 1973; Jurassic (Callovian). Pareodinia ERROR bib408.htm for Deflandre, 1947d; Jurassic (Callovian). Protobatioladinium ERROR bib1437.htm for Nøhr-Hansen, 1986; Jurassic (Kimmeridgian).
Parent: Family Pareodiniaceae