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Compare Epithemia turgida

(Ehrenb.) Kütz. 1844

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Epithemia turgida has coarser striae (8-10 in 10 μm) than E. adnata (12-14 in 10 μm). In addition, E. turgida has 2-3 striae between adjacent costae and E. adnata has 3-7 striae between adjacent costae. The valves of E. reichelti are more triangular in shape and the raphe canal is positioned on the dorsal margin.

LM scalebar = 10 µm
Epithemia turgida LM5 Epithemia turgida LM1 Epithemia turgida LM4 Epithemia turgida LM2 Epithemia turgida LM3 Epithemia turgida LM6
Length Range
45-166 µm
Width Range
13.5-17 µm
Striae in 10 µm
8-10

Epithemia adnata

(Kütz.) Bréb. 1838

Epad Iho44070 1Edited Epad Iho44070 6Edited Epad Iho44070 3Edited Epad Nrsa1180 6Edited Epad Iho44070 7Edited Epad Iho44070 4Edited
Length Range
32-70 µm
Width Range
7.5-9.7 µm
Striae in 10 µm
12-14

Epithemia reichelti

Fricke in Schmidt et al. 1904

Er8 Er5 Er1 Er6 Er4 Er3 Er2
Length Range
13-41 µm
Width Range
5.2-9 µm
Striae in 10 µm
14-15

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