Diatoms of North AmericaDiatoms of North America
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Compare Encyonema minutum

(Hilse) D.G.Mann 1990

Compare

Encyonema silesiacum is much larger and wider.

Encyonema hamsherae has slightly protracted ends and a more convex ventral margin.

Encyonema lange-bertalotii, E. obscurum, and E. brevicapitatum have slightly capitate ends.

LM scalebar = 10 µm
Encyonema minutum LM2 Encyonema minutum LM3 Encyonema minutum LM6 Encyonema minutum LM1 Encyonema minutum LM5 Encyonema minutum LM10 Encyonema minutum LM4
Length Range
19.7-29.1 µm
Width Range
5.8-6.7 µm
Striae in 10 µm
12-13 on ventral side, 13.5-14 on dorsal side

Encyonema silesiacum

(Bleisch in Rabenh.) D.G.Mann 1990

Encyonema Silesiacum LM1 Encyonema Silesiacum LM2 Encyonema Silesiacum LM3 Encyonema Silesiacum LM5 Encyonema Silesiacum LM6 Encyonema Silesiacum LM7 Encyonema Silesiacum LM8
Length Range
19.6-48.7 µm
Width Range
6.0-10.8 µm
Striae in 10 µm
12-14 at the valve center, 15-17 near the apices

Encyonema hamsherae

Winter and Bahls 2013

Encyonema hamsherae LM1 Encyonema hamsherae LM3 Encyonema hamsherae LM6 Encyonema hamsherae LM6 Encyonema hamsherae LM9 Encyonema hamsherae LM12
Length Range
19-30 µm
Width Range
6.5-7.5 µm
Striae in 10 µm
16-18 in middle of dorsal side, 15-18 in middle of ventral side

Encyonema lange-bertalotii

Krammer 1997

Encyonema lange-bertalotii LM1 Encyonema lange-bertalotii LM2 Encyonema lange-bertalotii LM3 Encyonema lange-bertalotii LM4 Encyonema lange-bertalotii LM5 Encyonema lange-bertalotii LM6
Length Range
17.6-31.7 µm
Width Range
6.6-8.3 µm
Striae in 10 µm
14-16

Encyonema obscurum

(Krasske) D.G.Mann 1990

Encyonema Obscurum 1 Encyonema Obscurum 2 Encyonema Obscurum 3 Encyonema Obscurum 4 Encyonema Obscurum 5 Encyonema Obscurum 6 Encyonema Obscurum 7
Length Range
17.8-28.0 µm
Width Range
6.4-7.5 µm
Striae in 10 µm
12-16

Also compare to

Encyonema brevicapitatum

Krammer