Lyons Creek, Zone 2: Burdigalian, Maryland

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Neogastropoda - Muricidae
Ecphora tricostata Martin 1904
Bivalvia - Thraciida - Thraciidae
Thracia conradi Couthouy 1839
recombined as Thracia (Homoeodesma) conradi
Bivalvia - Hiatellida - Hiatellidae
Panopea whitfieldi Dall 1898
Panopea americana (Conrad 1838)
Bivalvia - Pholadida - Corbulidae
Corbula elevata Conrad 1838
recombined as Varicorbula elevata
Bivalvia - Cardiida - Veneridae
Cytherea staminea Conrad 1838
recombined as Melosia staminea
Chione latilirata (Conrad 1841)
recombined as Lirophora (Lirophora) latilirata
Bivalvia - Lucinida - Lucinidae
Phacoides contractus
Bivalvia - Carditida - Carditidae
Venericardia granulata Say 1824
recombined as Cyclocardia granulata
Bivalvia - Carditida - Astartidae
Astarte thomasi
Astarte cuneiformis Conrad 1840
Bivalvia - Pectinida - Pectinidae
Pecten humphreysii Conrad 1842
Pecten madisonius Conrad 1840
replaced by Chesapecten (Chesapecten) nefrens
see common names

Geography
Country:United States State/province:Maryland County:Anne Arundel
Coordinates: 38.7° North, 76.7° West (view map)
Paleocoordinates:39.0° North, 72.7° West
Basis of coordinate:estimated from map
Time
Period:Neogene Epoch:Miocene
Stage:Burdigalian 10 m.y. bin:Cenozoic 5
Key time interval:Burdigalian
Age range of interval:20.44000 - 15.98000 m.y. ago
Stratigraphy
Geological group:Chesapeake Formation:Calvert Member:Fairhaven
Regional section:Shattuck Regional bed:2
Regional order:bottom to top
Stratigraphy comments: Popes Creek Sand bed occurs within zone 3b of the Fairhaven member
Lithology and environment
Primary lithology:white sandstone
Includes fossils?Y
Lithology description: brown sand
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:70591
Authorizer:M. Uhen Enterer:M. Uhen
Modifier:G. Varnham Research group:marine invertebrate,vertebrate
Created:2007-03-29 14:10:54 Last modified:2022-03-03 05:16:33
Access level:the public Released:2007-03-29 14:10:54
Creative Commons license:CC BY
Reference information

Primary reference:
23697. G. B. Shattuck. 1904. Geological and paleontological relations, with a review of earlier investigations. Maryland Geological Survey Miocene Text xxxiii-clv [M. Uhen/M. Uhen]