Ceratiopsis medcalfii

"medcalfii" (Stover, 1974, p.175–176, pl.3, figs.3a–c; text-figs.3G,6C) Heilmann-Clausen, 1985, p.19.  Holotype: Stover, 1974, pl.3, figs.3a–c.  Combination illegitimate: the generic name Ceratiopsis is illegitimate.  NOW Cerodinium medcalfii.  Originally Deflandrea medcalfii, subsequently Deflandrea dartmooria subsp. medcalfii, thirdly Ceratiopsis medcalfii (combination illegitimate), fourthly (and now) Cerodinium medcalfii.  Age: middle Paleocene.

Parent: Ceratiopsis_Vozzhennikova 1963