Pionodema subaequata Rectangular shaped compare to Doleriodes pervetus and tend to have more of broader posterior. Seem to be fragile and loves to flakes off into thin layers.
From the album:
Brachiopods of Platteville/Decorah Twin Cities Minnesota
· 48 images- 48 images
- 2 comments
- 8 image comments
Photo Information
- Taken with EASTMAN KODAK COMPANY KODAK DX7590 ZOOM DIGITAL CAMERA
- Focal Length 6.3 mm
- Exposure Time 1/30
- f Aperture f/2.8
- ISO Speed 80
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