Deflandrea minor Cookson and Eisenack 1960a

"minor" Cookson and Eisenack, 1960a, p.2, pl.1, figs.1-4.  Emendation: Morgan, 1977, p.130, as Alterbia minor.  Holotype: Cookson and Eisenack, 1960a, pl.1, fig.1; Morgan, 1977, text-fig.2.  Name illegitimate - senior homonym: Deflandrea minor Alberti, 1959b.  Substitute name: Deflandrea balmei.  NOW Magallanesium balmei.  Originally Deflandrea minor (name illegitimate), subsequently Deflandrea balmei, thirdly Alterbia balmei (combination illegitimate), fourthly Isabelidinium balmei, fifthly Spinidinium balmei, sixthly (and now) Magallanesium balmei.  Taxonomic senior synonym: Palaeohystrichophora (as Diconodinium) minuta, according to Morgan (1977, p.130) - however, Lentin and Williams (1981, p.156) retained Deflandrea minor (as Isabelidinium balmei).  Age: Turonian-mid Senonian.

Parent: Deflandrea