"Palaeoperidinium? alatum" Conrad, 1941, p.5, pl.1, fig.C.
TYPE: Holotype: Conrad, 1941, pl.1, fig.C. STATUS: Name not validly published: generic name not validly published until 1967. HISTORY: NOW: Microdinium?. Originally Palaeoperidinium (name not validly published), subsequently (and now) Microdinium?, thirdly Palaeoperidinium? (combination not validly published). Questionable assignment: Stover and Evitt (1978, p.218), as a problematical species. COMMENTS: This combination was not validly published in Stover and Evitt (1978, p.218) since these authors did not fully reference the basionym. AGE: Maastrichtian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |