middle Cenomanian Ptychodus "decurrens" with uneven elevated crown
middle Cenomanian Ptychodus "decurrens" with uneven elevated crown, some similar to P. anonymous but with generally less developed marginal patterns and with many with a more pointed crown. In-between teeth?
From the album:
Ptychodus rhombodus and similar teeth
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Photo Information
- Taken with OLYMPUS IMAGING CORP. TG-310
- Focal Length 5 mm
- Exposure Time 1/30
- f Aperture f/3.5
- ISO Speed 125
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