Diatoms of North AmericaDiatoms of North America
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Compare Encyonema obscurum

(Krasske) D.G.Mann 1990

Compare

Encyonema lange-bertalotii has valves up to 11 µm wide and subrostrate apices that are bent to the ventral side.

LM scalebar = 10 µm
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

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

Also compare to

Encyonema brevicapitatum

Krammer

Encyonema latecapitatum

Krammer

Encyonema ventricosum

(Agardh) Grunow in A.Schmidt et al.

BioData Reference
Hofmann et al. 2013 Taf 87 Fig 18-22

Encyonema minutum

(Hilse) D.G.Mann

Encyonema silesiacum

(Bleisch in Rabenh.) D.G.Mann

Encyonema brevicapitatum

Krammer

Encyonema latecapitatum

Krammer

Encyonema ventricosum

(Agardh) Grunow in Schmidt