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Ark Shell
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By I_gotta_rock
Taxonomy
Ark Shell
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalva
Order: Arcida
Family: Arcadae
Genus: Dallarca
Species: Dallarca elnia
Author Citation (Glenn, 1904)
Geological Time Scale
Eon: Phanerozoic
Era: Cenozoic
Period: Neogene
Sub Period: None
Epoch: Miocene
Stratigraphy
Choptank Formation
Drumcliff Member
Biostratigraphy
Shattuck Zone 17
Provenance
Collector: Heather Siple
Date Collected: 07/03/2017
Acquired by: Field Collection
Dimensions
Length: 3.7 cm
Width: 3.1 cm
Height: 1.4 cm
Location
St Leonard
Calvert County
Maryland
United States
Comments
Another common find near Matoaka Beach Cabins, D. elnia is an index fossil for the Drumcliff Member. This one resides in the Delaware Museum of Natural History.
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