Palaeoperidinium nudum Downie 1957

"nudum" Downie, 1957, p.424, pl.20, fig.11; text-fig.2e.  Holotype: Downie, 1957, pl.20, fig.11.  Name not validly published: generic name not validly published until 1967.  Originally Palaeoperidinium (name not validly published), subsequently Pareodinia, thirdly Pareodinia?.  Taxonomic senior synonym: Pareodinia ceratophora, according to Wiggins (1975, p.103) and Kunz (1990, p.13).  Junior homonym: Palaeoperidinium nudum Nagy, 1969.  Age: Late Kimmeridgian.

Parent: Palaeoperidinium