Compare

Pulchellophycus kriegerianus differs by having cuneate apices.

LM scalebar = 10 µm
Pulchellophycus schwabei LM6 Pulchellophycus schwabei LM5 Pulchellophycus schwabei LM2 Pulchellophycus schwabei LM4 Pulchellophycus schwabei LM7 Pulchellophycus schwabei LM3 Pulchellophycus schwabei LM1
Length Range
17.8-23.9 µm
Width Range
4.9-5.9 µm
Striae in 10 µm
34-40

Also compare to

Pulchellophycus kriegerianus

(Krasske) Edlund and M.J.Wynne