Family Areoligeraceae

Family Areoligeraceae

Citation: Areoligeraceae Evitt 1963b. Diagnosis:Gonyaulacineans in which at least the anterior part of the sulcus is offset to the left. There tends to be dorsoventral compression of the fossilizable cyst and asymmetry in the antapical outline. Type genus: Areoligera Lejeune-Carpentier 1938a; Cretaceous (Senonian). Fossil genera: Adnatosphaeridium Williams and Downie 1966c; Early Eocene. Areoligera Lejeune-Carpentier 1938a; Cretaceous (Senonian). Atlantodinium Zotto et al. 1987; Jurassic (Kimmeridgian). Canningia Cookson and Eisenack 1960b; Jurassic (Tithonian). (=Hashenia Yu Jingxian and Zhang Wangping 1980; taxonomic junior synonym according to Chen et al., 1988, p.16) Canninginopsis Cookson and Eisenack 1962b; Cretaceous (Albian-Cenomanian). Cassidium Drugg 1967; Early Eocene. Cauveridinium Khowaja-Ateequzzaman and Jain 1990; Cretaceous (Turonian-Santonian). Chiropteridium Gocht 1960; Mid Oligocene. (=Galea Maier 1959; illegitimate homonym; taxonomic junior synonym according to Sarjeant, 1983, p.108) Circulodinium Alberti 1961; Cretaceous (Valanginian-Hauterivian). Cyclonephelium Deflandre and Cookson 1955; Creteceous (Albian-Santonian). Gerdiocysta Liengjarern et al. 1980; Early Oligocene. Glaphyrocysta Stover and Evitt 1978; Cretaceous (Senonian). Membranophoridium Gerlach 1961; Mid Oligocene. Palynodinium Gocht 1970a; Late Cretaceous. Ramidinium Guerstein et al. 1998; Miocene (Burdigalian-Langhian). Renidinium Morgenroth 1968; Paleocene (Danian). Riculacysta Stover 1977; Mid to Late Oligocene. Schematophora Deflandre and Cookson 1955; Eocene-Miocene. Senoniasphaera Clarke and Verdier 1967; Cretaceous (Santonian). Tenua Eisenack 1958a; Cretaceous (Aptian). (=Cerbia Below 1981a; taxonomic junior synonym according to Sarjeant, 1985b, p.179)

Suborder Gonyaulacineae part