Sohl 017: Early/Lower Maastrichtian, Mississippi

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Acirsa (Hemiacirsa) flexicostata Sohl 1964
1 specimen
Acirsa (Hemiacirsa) flexicostata Sohl
Hercorhyncus (Haplovoluta) triliratus Sohl 1964
1 specimen
Hercorhyncus (Haplovoluta) triliratus Sohl
Gastropoda - Eucyclidae
Calliomphalus (Calliomphalus) americanus
2 specimens
Calliomphalus (Calliomphalus) americanus Wade
Calliomphalus conanti Sohl 1960
2 specimens
recombined as Calliomphalus (Planolateralus) conanti
Calliomphalus conanti Sohl
Gastropoda - Vasidae
Lupira pyriformis Stephenson 1941
2 specimens
Lupira pyriformis Stephenson
Gastropoda - Eulimidae
Cossmannia tennesseensis (Wade 1926)
1 specimen
original and current combination Rissoina tennesseensis
Anteglosia tennesseensis (Wade)
Eulima laevigata (Lea 1843)
3 specimens
Eulima laevigata Wade
Eulima gracilistylis (Sohl 1964)
1 specimen
Eulima gracilistylis Sohl
Gastropoda - Cerithiidae
Cerithium semirugatum Wade 1926
2 specimens
Cerithium semirugatum Wade
Gastropoda - Turritellidae
Laxispira lumbricalis Gabb 1877
2 specimens
Laxispira lumbricalis Gabb
Turritella howelli
37 specimens
Turritella howelli Harbison
Haustator trilira (Conrad 1860)
301 specimens
original and current combination Turritella trilira
Turritella trilira Conrad, abundance given as 300+
Turritella vertebroides Morton 1834
5 specimens
Turritella vertebroides Morton
Gastropoda - Pickworthiidae
Urceolabrum tuberculatum
55 specimens
Urceolabrum tuberculatum callistum Harbison
Gastropoda - Aporrhaidae
Graciliala calcaris
40 specimens
Graciliala calcaris (Wade)
Gastropoda - Neogastropoda - Mitridae
Paleofusimitra elongata Sohl 1963
1 specimen
Paleofusimitra elongata Sohl
Gastropoda - Neogastropoda - Pyropsidae
Pyropsis perlata (Conrad 1860)
1 specimen
Pyropsis perlata Conrad
Pyropsis cornutus Sohl 1964
Pyropsis cornutus Sohl
Gastropoda - Neogastropoda - Buccinidae
Stantonella ripleyana Conrad 1860
3 specimens
Stantonella ripleyana (Conrad)
Gastropoda - Neogastropoda - Fasciolariidae
Remera stephensoni Harbison 1945
9 specimens
Remera stephensoni Harbison
Bellifusus curvicostatus Wade 1926
5 specimens
Bellifusus curvicostatus (Wade)
Graphidula melanopsis Conrad 1860
3 specimens
Graphidula melanopsis (Conrad)
Drilluta distans (Conrad 1860)
4 specimens
Drilluta distans (Conrad)
Hercorhyncus (Hercorhyncus) tippanus Conrad 1860
16 specimens
Hercorhyncus (Hercorhyncus) tippanus Conrad
Gastropoda - Neogastropoda - Melongenidae
Pyrifusus subdensatus Conrad 1858
2 specimens
Pyrifusus subdensatus Conrad
Gastropoda - Neogastropoda - Turridae
Beretra gracilis Wade 1926
3 specimens
Beretra gracilis (Wade)
Gastropoda - Neogastropoda - Turbinellidae
Napulus fragilis Sohl 1964
1 specimen
Napulus fragilis Sohl
Gastropoda - Neogastropoda
Fulgerca ? attenuata (Wade 1926)
1 specimen
Fulgerca attenuata (Wade)?
Gastropoda - Neogastropoda - Muricidae
Ecphora proquadricostata Wade 1917
1 specimen
Ecphora proquadricostata Wade
Lowenstamia liratus (Wade 1926)
1 specimen
recombined as Sohliina liratus
Lowenstamia liratus (Wade)
Gastropoda - Neogastropoda - Volutidae
Liopeplum leioderma (Conrad 1860)
31 specimens
Liopeplum leioderma (Conrad)
Gastropoda - Neogastropoda - Cancellariidae
Caveola acuta Wade 1926
3 specimens
Caveola acuta speciosa Sohl
Gastropoda - Neogastropoda - Paladmetidae
Paladmete laevis Sohl 1964
1 specimen
Paladmete laevis Sohl
Paladmete cancellaria Conrad 1858
9 specimens
Paladmete cancellaria (Conrad)
Paladmete gardnerae (Wade)
3 specimens
Paladmete gardnerae pygmaea Sohl
Gastropoda - Naticidae
Euspira rectilabrum (Conrad 1858)
7 specimens
Euspira rectilabrum (Conrad)
Gyrodes americanus
1 specimen
Gyrodes americanus (Wade)
Gyrodes spillmani Gabb 1861
3 specimens
recombined as Gyrodes (Sohlella) spillmani
Gyrodes spillmani Gabb
Gyrodes supraplicatus Conrad 1858
1 specimen
Gyrodes supraplicatus (Conrad)
Gastropoda - Rissoidae
Alvania tallahatchiensis
5 specimens
Turboella tallahatchiensis Sohl
Gastropoda - Triforidae
Seila meeki Wade 1926
4 specimens
recombined as Variseila meeki
Seila meeki (Wade)
Gastropoda - Heterostropha - Acteonidae
Acteon pistilliformis Sohl 1964
4 specimens
Acteon pistilliformis Sohl
Gastropoda - Heterostropha - Ringiculidae
Ringicula pulchella Shumard 1861
4 specimens
recombined as Ringicula (Ringicula) pulchella
Ringicula pulchella Shumard
Gastropoda - Heterostropha - Pyramidellidae
Creonella triplicata Wade 1917
10 specimens
Creonella triplicata Wade
Creonella subangulata Sohl 1964
7 specimens
Creonella subangulata Sohl
Gastropoda - Heterostropha - Architectonicidae
Margaritella pumila
1 specimen
Margaritella pumila Stephenson
Gastropoda - Heterostropha - Mathildidae
? Acrocoelum cereum
1 specimen
Acrocoelum? cereum Sohl
Mathilda unionensis
3 specimens
Mathilda unionensis Sohl
? Mathilda (Mathilda) cedarensis Stephenson 1941
2 specimens
Mathilda (Mathilda?) cedarensis Stephenson
Gastropoda - Opisthobranchia - Cylichnidae
Cylichna secalina Shumard 1861
Cylichna secalina Shumard
see common names

Geography
Country:United States State/province:Mississippi County:Union
Coordinates: 34.5° North, 89.0° West (view map)
Paleocoordinates:38.1° North, 66.3° West
Basis of coordinate:based on political unit
Geographic resolution:outcrop
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
*Period:Late/Upper Cretaceous *Epoch:Senonian
Key time interval:Early/Lower Maastrichtian Ammonoid zone: Nostoceras alternatum
Age range of interval:70.60000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Ripley Member:Coon Creek Tongue
Stratigraphic resolution:group of beds
Stratigraphy comments: Ammonoid zone from Cobban 1974 and Cobban and Kennedy 1995. upper Coon Creek
Lithology and environment
Primary lithology:glauconitic,gray silty,calcareous sandstone
Lithology description: Sand, blue-gray, silty, micaceous, calcareous, glaconitic, fossiliferous.
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Collection excludes:some macrofossils
Reason for describing collection:taxonomic analysis
Collection method comments: USGS 25410: N.F. Sohl 1950-2
Metadata
Also known as:Roadcut in E-facing slope of Hall branch, 0.9 mile west of Molino, Union co. Miss
Database number:7593
Authorizer:M. Kosnik Enterer:M. Kosnik
Modifier:M. Clapham Research group:GCP,marine invertebrate
Created:2000-07-18 12:00:01 Last modified:2017-07-04 12:58:32
Access level:the public Released:2000-07-18 12:00:01
Creative Commons license:CC BY
Reference information

Primary reference:

463. 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]

Secondary references:

29915 J. A. Sessa, T. J. Bralower, M. E. Patzkowsky, J. C. Handley, and L. C. Ivany. 2012. Environmental and biological controls on the diversity and ecology of Late Cretaceous through early Paleogene marine ecosystems in the US Gulf Coastal Plain. Paleobiology 38(2):218-239 [M. Patzkowsky/J. Sessa/J. Sessa]