Subathua spinosa

"spinosa" Khanna and Singh, 1980, p.309, pl.1, figs.10-12; text-fig.3.  Holotype: Khanna and Singh, 1980, pl.1, fig.10.  NOW 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).  Age: Eocene.

Parent: Subathua