Compare

The apices of E. leibleinii are bluntly rounded, and the raphe terminates some distance from the valve end. Encyonema auerswaldii is smaller and has blunt apices compared to E. nicafei and E. yellowstonianum.

LM scalebar = 10 µm
Encyonema auerswaldii LM5 Encyonema auerswaldii LM3 Encyonema auerswaldii LM1 Encyonema auerswaldii LM4 Encyonema auerswaldii LM2
Length Range
22.6-32.9 µm
Width Range
9-10.3 µm
Striae in 10 µm
10-12 in the center of the valve, 12-15 near the ends

Encyonema leibleinii

(Agardh) Silva et al. 2013

Encyonema leibleinii LM4 Encyonema leibleinii LM3 Encyonema leibleinii LM6 Encyonema leibleinii LM2 Encyonema leibleinii LM1 Encyonema leibleinii LM5
Length Range
40-65 µm
Width Range
16-23 µm
Striae in 10 µm
7-10

Encyonema nicafei

S.A.Spauld. 2010

Encyonema nicafei LM1 Encyonema nicafei LM2 Encyonema nicafei LM3 Encyonema nicafei LM4 Encyonema nicafei LM5 Encyonema nicafei LM6
Length Range
56-76 µm
Width Range
16.5-19 µm
Striae in 10 µm
9

Encyonema yellowstonianum

Krammer 1997

Encyonema yellowstonianum LM2 Encyonema yellowstonianum LM3 Encyonema yellowstonianum LM1
Length Range
39-75 µm
Width Range
17-23 µm
Striae in 10 µm
10-11