Systematophora ancyrea Cookson and Eisenack, 1965a, p.126, pl.14, figs.1-3.
TYPE: Holotype: Cookson and Eisenack, 1965a, pl.14, fig.1. HISTORY: Originally (and now) Systematophora ancyrea, subsequently Systematophora placacantha var. ancyrea (combination not validly published). SYNONYM(S): Taxonomic senior synonym: Hystrichosphaeridium (as and now Systematophora) placacanthum, according to Stover and Evitt (1978, p.84) - however, Lentin and Williams (1981, p.272) retained Systematophora ancyrea. AGE: Late Eocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |