Tenticospirifer cyrtiniformis
Tenticospirifer cyrtiniformis - a bit more common than Cyrtina iowaensis.
Photo Information
- Taken with EASTMAN KODAK COMPANY KODAK DX7590 ZOOM DIGITAL CAMERA
- Focal Length 11.1 mm
- Exposure Time 1/25
- f Aperture f/3.2
- ISO Speed 140