Encyonopsis subminuta has elliptic-lanceolate valves and protracted apices, even in the largest specimens. Valves of E. anacondae are more linear in shape. Encyonopsis alpina, E. microcephala, and E. minuta are smaller in size. Encyonopsis alpina also has higher stria density (28-32 in 10 µm) and E. neerlandica lacks the "shoulders" of E. microcephala. Encyonopsis krammeri has narrower valves that are more dorsiventral.

LM scalebar = 10 µm
Length Range
13.7-26.1 µm
Width Range
3.3-4.4 µm
Striae in 10 µm
24-28
Encyonopsis Montana0
Encyonopsis Montana1
Encyonopsis Montana2
Encyonopsis Montana3
Encyonopsis Montana4
Encyonopsis Montana5
Encyonopsis Montana6
Encyonopsis Montana0 Encyonopsis Montana1 Encyonopsis Montana2 Encyonopsis Montana3 Encyonopsis Montana4 Encyonopsis Montana5 Encyonopsis Montana6
Length Range
16.6-24.4 µm
Width Range
3.2-4.0 µm
Striae in 10 µm
25-28
Encyonopsis Anaconda1 Encyonopsis Anaconda3 Encyonopsis Anaconda2 Encyonopsis Anaconda4 Encyonopsis Anaconda5 Encyonopsis Anaconda6 Encyonopsis Anaconda7

Encyonopsis alpina

Krammer and Lange-Bert. in Krammer 1997

Length Range
12.9-14.4 µm
Width Range
2.9-3.6 µm
Striae in 10 µm
28-32
Encyonopsis Alpina 1 Encyonopsis Alpina 2 Encyonopsis Alpina 3 Encyonopsis Alpina 4 Encyonopsis Alpina 5 Encyonopsis Alpina 6 Encyonopsis Alpina 7

Encyonopsis krammeri

E.Reichardt 1997

Length Range
11.4-20.7 µm
Width Range
2.9-4.4 µm
Striae in 10 µm
25-30
Encyonopsis Krammeri 1 Encyonopsis Krammeri 2 Encyonopsis Krammeri 3 Encyonopsis Krammeri 4 Encyonopsis Krammeri 5 Encyonopsis Krammeri 6 Encyonopsis Krammeri 7

Encyonopsis minuta

Krammer and E.Reichardt in Krammer 1997

Length Range
11.0-14.1 µm
Width Range
3.1-3.7 µm
Striae in 10 µm
24-27
Encyonopsisminuta1 Encyonopsisminuta2 Encyonopsisminuta7 Encyonopsisminuta5 Encyonopsisminuta3 Encyonopsisminuta4 Encyonopsisminuta6

Encyonopsis subminuta

Krammer and E.Reichardt 1997

Length Range
10-15 µm
Width Range
3-4 µm
Striae in 10 µm
23-27
Encyonemopsis Subminuta 002 Encyonemopsis Subminuta 001 Encyonemopsis Subminuta 003 Encyonemopsis Subminuta 006 Encyonemopsis Subminuta 004

Also compare to

Encyonopsis microcephala sensu Krammer

(Grunow) Krammer