Diatoms of North AmericaDiatoms of North America
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Compare Amicula vermiculata

C.Li, Wachnicka, Frankovich and A.Witkowski 2022

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Amicula vermiculata differs from the other two Amicula species by having vermiculate external cribra covering the areolae.

Amicula micronesica also has a coarser stria density.

LM scalebar = 10 µm
Amicula vermiculata LM5 Amicula vermiculata LM3 Amicula vermiculata LM1 Amicula vermiculata LM2 Amicula vermiculata LM4
Length Range
5.6-9.8 µm
Width Range
3.1-3.8 µm
Striae in 10 µm
28-32

Also compare to

Amicula speculum

(A.Witkowski) A.Witkowski, Lange-Bert. and Metzeltin

Amicula micronesica

Lobban, Ashworth and A.Witkowski