Compare Urosolenia eriensis | Species - Diatoms of North America

Compare

Acanthoceras zachariasii has two processes on each valve. Urosolenia longiseta has a long calyptra, with "teeth" and a longer seta, so that the calyptra and seta together can be longer than the frustule. Urosolenia eriensis var. morsa has a higher density of girdle bands.

LM scalebar = 10 µm

Urosolenia Eriensis Lm2

Urosolenia Eriensis Lm3B

Urosolenia Eriensis Lm7B

Urosolenia Eriensis Lm8

Urosolenia Eriensis Lm9

Urosolenia Eriensis Lm6

Diameter
5-10 µm

Acanthoceras zachariasii

(Brun) Simonsen 1979

Acanthoceras zachariasii LM7

Acanthoceras zachariasii LM1

Acanthoceras zachariasii LM2

Acanthoceras zachariasii LM3

Acanthoceras zachariasii LM5

Acanthoceras zachariasii LM4

Acanthoceras zachariasii LM6

Diameter
11.9-23.0 µm

Also compare to

Urosolenia longiseta

(O.Zacharias) Edlund and Stoemer 1993

Urosolenia eriensis var. morsa

(W.West et G.S.West) Bukht. 1995

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