Visbysphaera T.R. Lister, 1970, p.98.
EMENDATIONS: Kiryanov, 1978, p.21; Le Hérissé, 1989, p.198-199. COMMENTS: Acritarch genus. For synonymy see Fensome et al. (1990, p.529). TYPE: Downie, 1963, pl.92, fig.4, as Baltisphaeridium dilatispinosum.
Species: DINOFLAJ (c) 1998 |