Tuesday, December 19, 2006

Arcella crenulata? Deflandre







Specimen #21380:
Diameter shell: 100.2 µm
Diameter aperture: 32.3 µm

Specimen #7386:
Diameter shell: 109.5 µm
Diameter aperture: 24.9 µm

Specimen #12094:
Diameter shell: 143.3 µm
Diameter aperture: 26.5 µm

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