Rivernookia
From dinoflaj2
"RIVERNOOKIA" Cookson and Eisenack, 1982, p.56. Taxonomic senior synonym: Hafniasphaera, by implication in Lentin and Williams (1985, p.163), who included the "type species" of Rivernookia, Rivernookia septata, in Hafniasphaera. Taxonomic senior synonym: Spiniferites, according to Stover and Williams (1987, p.195). Type: Cookson and Eisenack, 1967b, pl.42, fig.6, as Baltisphaeridium septata.
Parent: Subfamily Gonyaulacoideae
Species List: