Tuesday, December 19, 2006

Arcella costata Ehrenberg







Specimen #25602-604 (left):
Diameter shell: 108.0 µm
Diameter aperture: 37.4 µm
Height shell: 57.0 µm

Specimen #25602-604 (right):
Diameter shell: 105.8 µm
Diameter aperture: 38.1 µm

No comments: