Thalassiphora spinosa Khanna and Singh 1980

"spinosa" (Khanna and Singh, 1980, p.309, pl.1, figs.10-12; text-fig.3) Stover and Williams, 1987, p.207.  Holotype: Khanna and Singh, 1980, pl.1, fig.10.  Combination illegitimate - senior homonym: Thalassiphora spinosa (Clarke and Verdier, 1967) Foucher, 1975.  Substitute name: Thalassiphora simlaensis.  Originally Subathua spinosa, subsequently Thalassiphora spinosa (combination illegitimate), thirdly (and now) Thalassiphora simlaensis.  Taxonomic senior synonym: Pterospermopsis (as and now Thalassiphora) pelagica, according to Lentin and Williams (1985, p.340) - however, Stover and Williams (1987, p.207) retained Subathua (as Thalassiphora) spinosa (now Thalassiphora simlaensis).  Nomenclatural junior synonym: Muratodinium subathuensis, since in proposing this species Sarkar (2012, p.174) included the holotype of Thalassiphora simlaensis (=Subathua spinosa) in synonymy with Muratodinium subathuensis.  Age: Eocene.

Parent: Thalassiphora