Citation: Dollidiniaceae Fensome et al. 1993b.
Diagnosis: Peridiniphycideans in which there are two symmetrically disposed fundital plates, six postcingular plates, six precingular plates and more than four climactal plates. The outline of the dinosporin cyst is typically lobate. Type genus: Dollidinium Helby and Stover 1987b; fossil - Jurassic (Tithonian)-Cretaceous (Berriasian).
Dollidinium Helby and Stover 1987b; Jurassic (Tithonian)-Cretaceous (Berriasian). Horologinella Cookson and Eisenack 1962a; Cretaceous (Aptian-?Albian).
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