Brandywine Lighthouse well, 385 ft [Kirkwood Fm]: Early/Lower Miocene, New Jersey
collected by McGee

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Scaphopoda - Gadilida - Gadilidae
Cadulus conradi Pilsbry and Harbison 1933
Gastropoda - Neotaenioglossa - Calyptraeidae
Calyptraea aperta (Solander 1766)
recombined as Calyptraea (Trochita) aperta
Crepidula fornicata (Linnaeus 1758)
Crucibulum costatum (Say 1820)
recombined as Crucibulum (Dispotaea) costata
Gastropoda - Turritellidae
Turritella cumberlandia Conrad 1863
Gastropoda - Naticidae
Polinices duplicata (Say 1822)
recombined as Neverita duplicatus
Gastropoda - Cerithiopsidae
Seila clavulus
Gastropoda - Neogastropoda - Nassariidae
Nassarius trivittatoides (Whitfield 1894)
Gastropoda - Neogastropoda - Columbellidae
Mitrella communis (Conrad 1862)
recombined as Astyris communis
Gastropoda - Opisthobranchia - Cylichnidae
Acteocina kirkwoodiana n. sp. Richards and Harbison 1944
Bivalvia - Pholadida - Corbulidae
Corbula inaequalis Say 1824
Bivalvia - Cardiida - Veneridae
Venus plena (Conrad 1869)
original and current combination Mercenaria plena
Bivalvia - Cardiida - Mactridae
Mulinia lateralis (Say 1822)
Bivalvia - Carditida - Astartidae
Astarte distans Conrad 1862
SUBSPECIES: Astarte distans floridana
Astarte undulata Say 1824
recombined as Astarte (Ashtarotha) undulata
Bivalvia - Pectinida - Pectinidae
Pecten madisonius Say 1824
recombined as Chesapecten madisonius
Bivalvia - Arcida - Arcidae
Arca subrostrata Conrad 1841
recombined as Dallarca subrostrata
see common names

Geography
Country:United States State/province:New Jersey County:Cape May
Coordinates: 39.0° North, 75.1° West (view map)
Paleocoordinates:39.2° North, 70.7° West
Geographic resolution:outcrop
Time
Period:Neogene Epoch:Miocene
10 m.y. bin:Cenozoic 5
Key time interval:Early/Lower Miocene
Age range of interval:23.03000 - 15.98000 m.y. ago
Stratigraphy
Formation:Kirkwood
Local section:Brandywine Lighthouse Local bed:385 ft
Local order:top to bottom
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Kirkwood Fm, which is in this section overlies "Jackson-age" deposits, and underlies the Cohansey Fm. AGE: Miocene in text; Early Miocene on the basis of more recent dating and faunal composition. STRATIGRAPHIC POSITION: From 385 ft in well.
Lithology and environment
Primary lithology:shelly/skeletal poorly lithified siltstone
Secondary lithology:shelly/skeletal poorly lithified sandstone
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Silt, sand, and shells. LITHIFICATION: Poorly lithified, on the basis of figured specimens.
Environment:coastal indet.
Geology comments: ENVIRONMENT: Shallow marine, siliciclastic.
Taphonomy
Modes of preservation:body,original aragonite
Size of fossils:macrofossils
Collection methods and comments
Collection methods:core,field collection
Reason for describing collection:biostratigraphic analysis
Collectors:McGee
Collection method comments: COLLECTOR: T.C. McGee of the Artesian Well Drilling Company. REPOSITORY: New Jersey State Museum, ANSP.
Taxonomic list comments:COVERAGE: Exhaustive for gastropoda and bivalvia. NOMENCLATURE: Fairly antiquated nomenclature with species resolution assignments.
Metadata
Database number:92762
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2009-11-28 08:17:23 Last modified:2013-11-25 13:37:23
Access level:the public Released:2009-11-28 08:17:23
Creative Commons license:CC BY
Reference information

Primary reference:

31286. H. G. Richards and A. Harbison. 1944. Well-boring at Brandywine Lighthouse in Delaware Bay. Part I. - Geology and Macrofossils. Notulae Naturae 132:1-14 [A. Hendy/A. Hendy]