USGS Horn Island test hole, 26.3 ft (unit 3) (Holocene of the United States)

Where: Mississippi (30.2° N, 88.7° W: paleocoordinates 30.2° N, 88.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Holocene (0.0 - 0.0 Ma)

• STRATIGRAPHIC RELATIONS: From an unnamed lithostratigraphic unit. AGE: Holocene, on the basis of pollen and foraminiferal biostratigraphy. STRATIGRAPHIC POSITION: From unit 3, 26.3 ft.

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, fine-grained, coarse sandstone

• ENVIRONMENT: Shallow-marine, siliciclastic environment.
• SPECIFIC LITHOLOGY: Fine-coarse sandstone. LITHIFICATION: Unlithified, based on age.

Size class: macrofossils

Preservation: original aragonite

Collected by USGS; reposited in the USGS

Collection methods: core,

• COLLECTOR: USGS. REPOSITORY: USGS.

Primary reference: G. S. Gohn, G. L. Brewster-Wingard, T. M. Cronin, L. E. Edwards, T. G. Gibson, M. Rubin, and D. A. Willard. 1996. Neogene and Quaternary geology of a stratigraphic test hole on Horn Island, Mississippi Sound. United States Geological Survey Open File Report 96(20A) [A. Hendy/A. Hendy/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 92522: authorized by Austin Hendy, entered by Austin Hendy on 17.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropods and bivalves. NOMENCLATURE: Not an authoritative publication, but with modern nomenclature and species-resolution identifications where possible.
Gastropoda
 Sorbeoconcha - Vitrinellidae
Cyclostremiscus sp. Pilsbry and Olsson 1945 snail
 Sorbeoconcha - Naticidae
Polinices sp. Monfort 1810 moon snail
 Neogastropoda - Mangeliidae
Kurtziella sp. Dall 1918 snail
 Neogastropoda - Columbellidae
Anachis sp. Adams and Adams 1853 snail
 Neogastropoda - Nassariidae
"Nassarius acutus" = Nassarius (Nassarius) acutus
"Nassarius acutus" = Nassarius (Nassarius) acutus Say 1822 snail
 Neogastropoda - Olividae
Olivella sp. Swainson 1831 olive snail
 Heterostropha - Pyramidellidae
? Turbonilla sp. Risso 1826 snail
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758 tusk shell
Bivalvia
 Nuculanida - Nuculanidae
Nuculana acuta Conrad 1832 pointed nut clam
 Arcida - Noetiidae
 Arcida - Arcidae
"Anadara ovalis" = Lunarca ovalis
"Anadara ovalis" = Lunarca ovalis Bruguiere 1789 ark
 Pectinida - Anomiidae
Anomia simplex d'Orbigny 1845 jingle
 Pholadida - Corbulidae
Corbula sp. Bruguière 1789 clam
 Cardiida - Cardiidae
Dinocardium sp. Dall 1900 cockle
 Cardiida - Semelidae
Abra aequalis Say 1822 abra
 Cardiida - Tellinidae
Tellina sp. Linnaeus 1758 tellin clam
 Cardiida - Veneridae
Parastarte sp., Chione sp., "Transenella sp." = Transennella
Parastarte sp. Conrad 1862 venus clam
Chione sp. von Mühlfield 1811 venus clam
"Transenella sp." = Transennella Dall 1884 venus clam
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin