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Valves of R. sinuata are smaller, with more tapered apices. Reimeria uniseriata valves are larger and have distinctly punctate striae.

LM scalebar = 10 µm
Reimeria sinuata f. antiqua LM5 Reimeria sinuata f. antiqua LM1 Reimeria sinuata f. antiqua LM2 Reimeria sinuata f. antiqua LM4 Reimeria sinuata f. antiqua LM3
Length Range
16-23 µm
Width Range
5.8-6.4 µm
Striae in 10 µm
10-12

Reimeria sinuata

(W.Greg.) Kociolek and Stoermer 1987

55002  Lm7 1 55002  Lm1 1 55002  Lm6 1 55002  Lm2 1 55002  Lm3 1 55002  Lm4 1 55002  Lm5 1
Length Range
8–22 µm
Width Range
3.1-5.5 µm
Striae in 10 µm
10–16

Reimeria uniseriata

Sala, Guerrero and Ferrario 1993

Gsn82684  Reuniser 4 Ed Gsn82684  Reuniser 6 Ed Gsn82684  Reuniser 7 Ed Gsn82684  Reuniser 2 Ed Gsn82684  Reuniser 5 Ed Gsn82684  Reuniser 3 Ed Gsn82684  Reuniser 1 Ed
Length Range
12.5-24 µm
Width Range
4.0-7.0 µm
Striae in 10 µm
8-10