The fossils are part of a shell matrix. A shell matrix is a sedimentary rock composed almost entirely of shell. The matrix measures about 26cm x 41cm.
- Catalog Number:
- 404622
- Object/Specimen Description:
- Specimen Count:
- 15
- Precise Locality:
Calvert Cliffs
- Locality:
- US Mid Atlantic (PA, NJ, MD, DE, DC, VA, WV)
- Collecting Locality:
- North America, United States, Maryland, Calvert County
- Upper Level Taxonomy:
- Animalia, Mollusca