DART-MS and DART-MS/MS spectra of membranes after demineralization of Ecphora shell with HCl. Chitin spectra were detected for all shells.
Field numbers are on each file. Matching accessions are below.
23-1: CMM-I-6357 – Little Cove Point Member, St. Marys Formation, Upper Miocene, Tortonian Stage
23-2: CMM-I-6358 – Little Cove Point Member, St. Marys Formation, Upper Miocene, Tortonian Stage
24-1: CMM-I-6359 – Windmill Point Member, St. Marys Formation, Upper Miocene, Tortonian Stage
24-2: CMM-I-6360 – Windmill Point Member, St. Marys Formation, Upper Miocene, Tortonian Stage
Funding
Museum Conservation Institute
Citizens of Calvert County Maryland, the County Board of Calvert County Commissioners, and the Clarissa and Lincoln Dryden Endowment for paleontology at the Calvert Marine Museum