Compare

Encyonopsis descripta and other species of Encyonopsis have dorsally deflected proximal raphe ends and ventrally deflected distal raphe ends.

LM scalebar = 10 µm
Cymbopleura angustata LM1 Cymbopleura angustata LM2 Cymbopleura angustata LM3 Cymbopleura angustata LM4 Cymbopleura angustata LM5 Cymbopleura angustata LM6
Length Range
33-42 µm
Width Range
6.5-8.3 µm
Striae in 10 µm
16-18 at the valve center, 18-20 at the valve ends

Also compare to

Encyonopsis descripta

(Hustedt) Krammer 1997