Sohl 022 (Cretaceous of the United States)

Also known as Roadcut on new Mississippi State Route 30 on E-facing slope of little camp creek, 0.8 mile E of Graham road intersection, Union Co., Miss.

Where: Union County, Mississippi (34.5° N, 89.0° W: paleocoordinates 38.1° N, 66.3° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Nostoceras alternatum ammonoid zone, Coon Creek Tongue Member (Ripley Formation), Early/Lower Maastrichtian (70.6 - 66.0 Ma)

• Ammonoid zone from Cobban 1974 and Cobban and Kennedy 1995. upper Coon Creek

• group of beds-level stratigraphic resolution

Environment/lithology: marine; glauconitic, gray, silty sandstone

• Sand, blue-gray, massive, silty, clayey, micaceous, glacuonitic; some thin gray silty clay stringers; abundant fragile generally compressed fossils and a few small conretions near base of cut.

Size class: mesofossils

Collection methods: USGS 25587: L.W. Stephenson and N.F. Sohl 1955

Primary reference: N. F. Sohl. 1960. Archeogastropoda, Mesogastropoda and stratigraphy of the Ripley, Owl Creek, and Prairie Bluff Formations. US Geological Survey Professional Paper 331:1-151 [M. Kosnik/M. Kosnik]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 7609: authorized by Matt Kosnik, entered by Matt Kosnik on 18.07.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Cerithioidea - Turritellidae
Turritella tippana Conrad 1858 turret shell
Turritella tippana Conrad
Turritella vertebroides Morton 1834 turret shell
Turritella vertebroides Morton
"Haustator trilira" = Turritella trilira Conrad 1860 turret shell
Turritella trilira Conrad
 Sorbeoconcha - Naticidae
Euspira rectilabrum Conrad 1858 moon snail
Euspira rectilabrum (Conrad)
Gyrodes supraplicatus Conrad 1858 moon snail
Gyrodes supraplicatus (Conrad)
 Sorbeoconcha - Aporrhaidae
Graciliala calcaris snail
Graciliala calcaris (Wade)
Anchura substriata Wade 1926 snail
Anchura substriata Wade
 Neogastropoda - Turridae
Beretra gracilis Wade 1926 turrid
Beretra gracilis (Wade)
 Neogastropoda - Pholidotomidae
Morea marylandica Gardner 1916 snail
Morea marylandica Gardner
 Neogastropoda - Volutidae
Myobarbum laevigatum Sohl 1963 volute
Myobarbum laevigatum Sohl
 Neogastropoda - Muricidae
Sargana stantoni Weller 1907 murex snail
Sargana stantoni (Weller)
Ecphora proquadricostata Wade 1917 murex snail
Ecphora proquadricostata Wade
 Neogastropoda - Paladmetidae
Paladmete cancellaria Conrad 1858 snail
Paladmete cancellaria (Conrad)
 Heterostropha - Mathildidae
Lemniscolittorina berryi snail
Lemniscolittorina berryi (Wade)
Gegania parabella snail
Gegania parabella (Wade)
 Heterostropha - Pyramidellidae
Creonella subangulata Sohl 1964 snail
Creonella subangulata Sohl
 Heterostropha - Architectonicidae
Pseudomalaxis pilsbryi snail
Pseudomalaxis pilsbryi Harbison
 Heterostropha - Acteonidae
Tornatellaea cretacea Wade 1926 snail
Tornatellaea cretacea Wade
Goniocylichna elongata Sohl 1964 snail
Goniocylichna elongata Sohl
Goniocylichna bisculpturata Wade 1926 snail
Goniocylichna bisculpturata Wade