Systematophora iunctispina ssp. filamentosa (Klement, 1960, p.70, pl.10, figs.5–6) Stover and Evitt, 1978, p.84. Emendation: Sarjeant and Gocht in Sarjeant, 1984a, p.169–170, as Taeniophora filamentosa.

Now Taeniophora filamentosa. Originally Taeniophora iunctispina ssp. filamentosa, subsequently Systematophora iunctispina ssp. filamentosa, thirdly (and now) Taeniophora filamentosa.

Holotype: Klement, 1960, pl.10, fig.5; Sarjeant, 1984, pl.2, figs.3-4; Stancliffe and Sarjeant, 1990, pl.3, figs.4,6
Locus typicus: Scherstetten 1 borehole, SW Germany
Stratum typicum: Berrense to Bimammatum Zones, Middle Oxfordian, Malm Upper Alpha
Translation Klement, 1960: LPP

Original diagnosis: Klement, 1960, p.70: Taeniphora iunctispina ssp. filamentosa
A subspecies of Taeniophora iunctispina characterized by greater slenderness of the processes. Processes shorter than 25 µm.