Citation: Gonyaulacoideae (Autonym).
Diagnosis: Gonyaulacaceans with an S-type ventral organization, typically neutral torsion and three or four climactal plates excluding small dorsal anterior intercalary plates (so-called "incidental plates"), where present. Of these climactal plates, the first apical homologue (*1') is reduced or absent. There are six Kofoid precingular plates. Type genus: Extant genera:Acanthogonyaulax (Kofoid 1911) Graham 1942. Amylax Meunier 1910.
Spiraulax Kofoid 1911b.
Achomosphaera Evitt 1963; Late Cretaceous. Ataxiodinium Reid 1974; Holocene. ?Avellodinium Duxbury 1977; Cretaceous (Berriasian-Barremian). Bitectatodinium Wilson 1973; Mid Pleistocene.
?Cannosphaeropsis O. Wetzel 1933b; Cretaceous (Senonian). ?Catastomocystis C. Singh 1983; Cretaceous (Cenomanian). Chaenosphaerula Damassa 1997; Late Oligocene. Corrudinium Stover and Evitt 1978; Oligocene. Dalella McMinn and Sun Xuekun 1994; Holocene. Daveya Monteil 1996; Cretaceous (Ryazanian). ?Ectosphaeropsis Londeix and Jan du Chêne 1988; Miocene (Burdigalean). Edwardsiella Versteegh and Zevenboom in Versteegh 1995; Oligocene-Pliocene (Chattian-Piacenzian). Evittosphaerula Manum 1979; Mid Oligocene-Early Miocene. Exiguisphaera Duxbury 1979a; Cretaceous (Hauterivian). Flandrecysta Slimani 1994; Cretaceous (Campanian-Maastrichtian). Hafniasphaera Hansen 1977; Paleocene (Danian).
Hystrichosphaeropsis Deflandre 1935; Cretaceous (Senonian). ?Hystrichostrogylon Agelopoulos 1964; Late Eocene. Impagidinium Stover and Evitt 1978; Late Eocene. Nematosphaeropsis Deflandre and Cookson 1955; Holocene.
?Okerisphaeridium Kunz 1990; Jurassic (Oxfordian) Pentadinium Gerlach 1961; Mid Oligocene-Mid Miocene.
Piccoladinium Versteegh and Zevenboom in Versteegh 1995; Oligocene-Pliocene (Chattian-Piacenzian). Prionodinium Leffingwell and Morgan 1977; Cretaceous (Neocomian). Psaligonyaulax Sarjeant 1966b; Cretaceous (Cenomanian). Pterodinium Eisenack 1958a; Cretaceous (Aptian). Rottnestia Cookson and Eisenack 1961b; Early Oligocene. Seriliodinium Eaton 1996; Pliocene-Pleistocene. Spiniferites Mantell 1850; Late Cretaceous.
Tectatodinium Wall 1967; Miocene-Holocene. Trabeculidium Duxbury 1980; Cretaceous (Barremian). ?Triblastula O. Wetzel 1933b; Late Cretaceous. Tubotuberella Vozzhennikova 1967; Late Jurassic.
Turnhosphaera Slimani 1994; Cretaceous (Santonian). Unipontidinium Wrenn 1988; Mid Miocene. Wilsonisphaera Slimani 1994; Cretaceous (Senonian).
Wrevittia Helenes and Lucas-Clark 1997; Cretaceous (Neocomian-Aptian).
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