Sohl and Koch OFR # 17: Early/Lower Maastrichtian, Mississippi

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Echinoidea
Echinoidea indet. (Leske 1778)
Echinoid sp. - originally entered as "Echinoidea sp."
Malacostraca
Malacostraca indet. (Latreille 1802)
Crab parts
unclassified
Bryozoa indet. Ehrenberg 1831
Bryozoa (encrusting)
Bryozoa indet. Ehrenberg 1831
Bryozoa (branching)
Polychaeta - Serpulimorpha
Hamulus squamosus
Hamulus squamosus Gabb
Polychaeta - Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
Bivalvia - Trigoniida - Megatrigoniidae
Pterotrigonia (Scabrotrigonia) eufaulensis (Gabb 1860)
2 specimens
Pterotrigonia (Scabrotrigonia) euf
Bivalvia - Cardiida - Cardiidae
Granocardium (Granocardium) kummeli
1 specimen
synonym of Trachycardium
Granocardium (Granocardium) kummel
Granocardium (Granocardium) tippananum
1 specimen
synonym of Trachycardium
Granocardium (Granocardium) tippan
Trachycardium eufaulensis (Conrad 1860)
4 specimens
Trachycardium eufaulensis (Conrad)
Bivalvia - Cardiida - Mactridae
Cymbophora berryi
2 specimens
Cymbophora berryi (Gardner)
Bivalvia - Carditida - Astartidae
Astarte culebrensis
1 specimen
Astarte? culebrensis (Stephenson)
Bivalvia - Pectinida - Pectinidae
Camptonectes (Camptonectes) bubonis (Stephenson 1941)
2 specimens
Camptonectes (Camptonectes) bubonis (
Bivalvia - Pectinida - Neitheidae
Neithea (Neitheops) bexarensis
1 specimen
original and current combination Neitheops
Neithea (Neitheops) bexarensis (St
Bivalvia - Pectinida - Limidae
Lima (Lima) reticulata Forbes 1845
9 specimens
recombined as Pseudolimea reticulata
Lima (Lima) reticulata Lyell & For
Bivalvia - Pectinida - Anomiidae
Anomia (Anomia) argentaria Morton 1833
1 specimen
Anomia (Anomia) argentaria Morton
Bivalvia - Pectinida - Entoliidae
Syncyclonema simplicius
6 specimens
Syncylonema simplicus (Conrad) - originally entered as "Syncylonema simplicius"
Bivalvia - Ostreida - Gryphaeidae
Exogyra costata (Say 1820)
14 specimens
original and current combination Exogyra (Exogyra) costata
Exogyra costata Say
Pycnodonte aff. belli
30 specimens
Pycnodonte aff. P. belli - originally entered as "Pycnodonte aff. belli"
Pycnodonte vesicularis (Lamarck 1806)
4 specimens
recombined as Pycnodonta vesicularis
Pycnodonte vesicularis Lamarck
Bivalvia - Mytilida - Mytilidae
Lithophaga sp. Röding 1798
1 specimen
Lithophaga sp.
Bivalvia - Mytilida - Crenellidae
Crenella elegantula Meek and Hayden 1862
1 specimen
Crenella elegantula Meek & Hayden
Crenella serica Conrad 1860
8 specimens
Crenella serica Conrad
Gastropoda - Eucyclidae
Calliomphalus (Calliomphalus) nudus
1 specimen
Calliomphalus (Calliomphalus) nud
Gastropoda - Naticidae
Euspira rectilabrum (Conrad 1858)
2 specimens
Euspira rectilabrum (Conrad)
Gastropoda - Neogastropoda
Neogastropoda indet. Thiele 1929
1 specimen
Neogastropods indeterminate
Gastropoda - Neogastropoda - Paladmetidae
Paladmete gardneri Wade
2 specimens
corrected as Paladmete gardnerae
Paladmete gardneri Wade
Gastropoda - Turritellidae
Turritella sp. Lamarck 1799
4 specimens
Turritella sp.
Turritella tippana Conrad 1858
1 specimen
Turritella tippana Conrad
Turritella (Sohlitella) trilira (Conrad 1860)
1 specimen
original and current combination Turritella trilira
Turritella (Sohlitella) trilira (C
Gastropoda - Heterostropha - Ringiculidae
Ringicula (Ringicula) pulchella (Shumard 1861)
1 specimen
Ringicula (Ringicula) pulchella Sh
Demospongiae - Clavulina - Clionaidae
Cliona sp.
Clione sp.
see common names

Geography
Country:United States State/province:Mississippi County:Pontotoc
Coordinates: 34.4° North, 88.9° West (view map)
Paleocoordinates:37.9° North, 66.3° West
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
*Period:Late/Upper Cretaceous *Epoch:Late/Upper Senonian
*International age/stage:Middle - Late/Upper Maastrichtian
Key time interval:Early/Lower Maastrichtian Foram zone: Gansserina gansseri
Age range of interval:72.10000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Chiwapa
Stratigraphic resolution:formation
Stratigraphy comments: No forams have been recovered from this unit, it is assigned to the Gansserina gansseri zone by Mancini et al. (1996) by sequence stratigraphy and the biostratigraphy of surrounding units. Haustator bilira assemblage zone.
Lithology and environment
Primary lithology:glauconitic lithified calcareous sandstone
Environment:marine indet. Tectonic setting:passive margin
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:bulk,field collection
Reason for describing collection:paleoecologic analysis
Museum repositories:USGS
Collection method comments: Sohl collection
Metadata
Also known as:Center Hill Church; USGS # 32325
Database number:4108
Authorizer:M. Kosnik Enterer:M. Kosnik
Modifier:M. Manojlovic Research group:GCP,marine invertebrate
Created:1999-08-14 13:00:00 Last modified:2016-07-25 19:01:17
Access level:the public Released:1999-08-14 13:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
281. N. F. Sohl and C. F. Koch. 1987. Upper Cretaceous (Maestrichtian) larger invertebrates from the Haustator bilira Assemblage Zone in the Atlantic Coastal Plain with further data for the East Gulf. USGS Open File Report 87-194:1-172 [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]