Diatoms of North AmericaDiatoms of North America
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Compare Anomoeoneis monoensis

(Kociolek and Herbst) L.Bahls 2017

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Anomoeoneis fogedii has linear valves. Anomoeoneis capitata has elliptic valves and a very faint central area. Anomoeoneis sphaerophora is larger (more than 16 µm wide). Unlike A. sphaerophora fo. rostrata, apices on larger valves of A. monoensis are capitate, not rostrate.

LM scalebar = 10 µm
Anomoeoneis Monoensis 1 186002 Anomoeoneis Monoensis 2 186002 2 Anomoeoneis Monoensis 3 5 141901 1 Anomoeoneis Monoensis 3 186002 3 Anomoeoneis Monoensis 4 141901 2 Anomoeoneis Monoensis 5 141901 3 Anomoeoneis Monoensis 6 141901 4
Length Range
24-58 µm
Width Range
8.3-14.3 µm
Striae in 10 µm
20-22

Anomoeoneis sphaerophora

Pfitzer 1871

Anomoeoneis sphaerophora LM1 Anomoeoneis sphaerophora LM2 Anomoeoneis sphaerophora LM3 Anomoeoneis sphaerophora LM4 Anomoeoneis sphaerophora LM5 Anomoeoneis Sphaerophora LM9 Anomoeoneis sphaerophora LM7
Length Range
43-83 µm
Width Range
16.4-22.0 µm
Striae in 10 µm
16-18

Anomoeoneis fogedii

Reimer 1982

Anomoeoneis fogedii LM1 Anomoeoneis fogedii LM2 Anomoeoneis fogedii LM3 Anomoeoneis fogedii LM4 Anomoeoneis fogedii LM5 Anomoeoneis fogedii LM6
Length Range
37.4-51.5 µm
Width Range
7.7-10.7 µm
Striae in 10 µm
18-21 in the valve center, 20-23 at the ends

Anomoeoneis capitata

Bahls 2017

Anomoeoneis capitata LM1 Anomoeoneis capitata LM2 Anomoeoneis capitata LM3 Anomoeoneis capitata LM4 Anomoeoneis capitata LM5 Anomoeoneis capitata LM6
Length Range
37-46 µm
Width Range
12.3-14.3 µm
Striae in 10 µm
17-19

Anomoeoneis sphaerophora f. rostrata

O. Müller 1900

Anomoeoneis Sphaerophora Rostrata 1 123601 Anomoeoneis Sphaerophora Rostrata 2 141901 Anomoeoneis Sphaerophora Rostrata 3 123601 Anomoeoneis Sphaerophora Rostrata 4 123601 Anomoeoneis Sphaerophora Rostrata 5 123601 Anomoeoneis Sphaerophora Rostrata 6 123601 Anomoeoneis Sphaerophora Rostrata 7 141901
Length Range
30-65 µm
Width Range
11.0-15.7 µm
Striae in 10 µm
19-20