"Oligosphaeridium irregulare" (Pocock, 1962, p.82, pl.15, figs.228-229) Davey and Williams, 1969, p.5.
TYPE: Holotype: Pocock, 1962, pl.15, figs.228-229. HISTORY: Originally Hystrichosphaeridium, subsequently Oligosphaeridium. SYNONYM(S): Taxonomic senior synonym: Hystrichosphaeridium (as Oligosphaeridium) albertense, according to Jansonius (1986, p.213). Taxonomic junior synonyms: Hystrichosphaeridium (as Oligosphaeridium?) coelenteratum, Hystrichosphaeridium (as Oligosphaeridium?) dispare, Hystrichosphaeridum (as Oligosphaeridium) reniforme, all according to Stover and Evitt (1978, p.69). COMMENTS: This combination, as a questionable assignment, was not validly published in Davey and Williams (1966b, p.77), since these authors did not fully reference the basionym. AGE: Late Barremian-Aptian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |