Sohl and Koch OFR # 130: Late/Upper Maastrichtian, Alabama

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Polychaeta - Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
Cephalopoda - Ammonitida - Pachydiscidae
Parapachydiscus sp. Hyatt 1900
1 specimen
synonym of Pachydiscus
Parapachydiscus sp.
Cephalopoda - Ammonitida - Scaphitidae
Discoscaphites conradi (Morton 1834)
19 specimens
Discoscaphites conradi (Morton) va
Cephalopoda - Ammonitida - Baculitidae
Baculites tippahensis
46 specimens
Baculites tippahensis Conrad
Baculites columna Morton 1834
20 specimens
recombined as Trachybaculites columna
Baculites columna Morton
Baculites (Eubaculites) carinatus Morton 1834
10 specimens
recombined as Eubaculites carinatus
Baculites (Eubaculites) carinatus
Cephalopoda - Nautilida - Nautilidae
Eutrephoceras dekayi (Morton 1834)
7 specimens
Eutrephoceras dekayi (Morton)
Gastropoda - Euomphalina - Euomphalidae
Weeksia amplificata
1 specimen
Weeksia amplificata (Wade)
Gastropoda - Epitoniidae
Striaticostatum sillimani (Morton 1834)
4 specimens
original and current combination Epitonium sillimani
Striaticostatum sillimani (Morton)
Gastropoda - Neotaenioglossa - Calyptraeidae
Thylacus cretaceus Conrad 1860
1 specimen
Thylacus cretaceus Conrad
Gastropoda - Turritellidae
Turritella sp. Lamarck 1799
20 specimens
Turritella sp.
Turritella vertebroides Morton 1834
8 specimens
Turritella vertebroides Morton
Gastropoda - Naticidae
Gyrodes abyssinus
Gyrodes abyssinus (Morton)
Gyrodes petrosus
4 specimens
Gyrodes petrosus (Morton)
Amaurellina sp. Fischer 1885
1 specimen
Amaurellina sp.
Gastropoda - Ranellidae
Eutritonium sp. Cossmann 1904
1 specimen
synonym of Charonia
Eutritonium sp.
Gastropoda - Neogastropoda
Neogastropoda indet. Thiele 1929
5 specimens
Neogastropods indeterminate
Gastropoda - Neogastropoda - Turbinellidae
Napulus sp. Stephenson 1941
2 specimens
Napulus sp.
Napulus octoliratus Conrad 1858
11 specimens
Napulus octoliratus Conrad
Gastropoda - Neogastropoda - Fasciolariidae
Anomalofusus sp. Wade 1916
1 specimen
Anomalofusus sp.
Bellifusus sp. Stephenson 1941
11 specimens
Bellifusus sp.
Drilluta sp. Wade 1916
3 specimens
Drilluta sp.
Graphidula sp. Stephenson 1941
11 specimens
Graphidula sp.
Gastropoda - Neogastropoda - Melongenidae
Pyrifusus sp. Conrad 1858
1 specimen
Pyrifusus sp.
Gastropoda - Neogastropoda - Pholidotomidae
Morea sp. Conrad 1860
1 specimen
Morea sp.
Gastropoda - Neogastropoda - Muricidae
Sargana sp. Stephenson 1923
1 specimen
Sargana sp.
Lowenstamia cf. subplanus
2 specimens
Lowenstamia cf. L. subplanus (Gabb - originally entered as "Lowenstamia cf. subplanus"
Gastropoda - Neogastropoda - Pyropsidae
Pyropsis sp. (Conrad 1860)
1 specimen
Pyropsis spp.
Gastropoda - Aporrhaidae
Anchura sp. Conrad 1860
4 specimens
Anchura sp.
Gastropoda - Xenophoridae
Xenophora leprosa (Morton 1834)
9 specimens
recombined as Xenophora (Endoptygma) leprosa
Xenophora leprosa (Morton)
Gastropoda - Heterostropha - Mathildidae
Gegania sp. Jeffreys 1884
1 specimen
Tuba sp.
Gastropoda - Opisthobranchia - Scaphandridae
Ellipsoscapha mortoni Forbes 1845
1 specimen
Ellipsoscapha mortoni (Forbes)
Bivalvia - Nuculanida - Malletiidae
Malletia longfrons
1 specimen
Malletia longfrons (Conrad)
Bivalvia - Poromyida - Poromyidae
Liopistha protexta Conrad 1853
2 specimens
Liopistha protexta Conrad
Bivalvia - Cardiida - Arcticidae
Veniella conradi Morton 1833
5 specimens
Veniella conradi (Morton)
Bivalvia - Cardiida - Veneridae
Legumen ellipticum
8 specimens
Legumen ellipticum Conrad
Cyprimeria alta
1 specimen
Cyprimeria alta Conrad
Bivalvia - Cardiida - Tellinidae
Liothyris sp. Conrad 1873
6 specimens
Liothyris sp.
Bivalvia - Cardiida - Cardiidae
Cardium sp. Linnaeus 1758
6 specimens
Cardium sp.
Bivalvia - Lucinida - Lucinidae
Phacoides ? mattiformis
1 specimen
Phacoides ? mattiformis (Stephenso - originally entered as "Phacoides ? mattiformis"
Bivalvia - Lucinida - Mactromyidae
Unicardium concentricum
3 specimens
Unicardium concentricum (Conrad)
Bivalvia - Carditida - Crassatellidae
Crassatella vadosa Morton 1834
26 specimens
Crassatella vadosa vadosa Morton
Bivalvia - Trigoniida - Megatrigoniidae
Pterotrigonia (Scabrotrigonia) thoracica (Morton 1834)
10 specimens
Pterotrigonia (Scabrotrigonia) tho
Bivalvia - Pectinida - Pectinidae
Camptonectes (Camptonectes) bubonis (Stephenson 1941)
2 specimens
Camptonectes (Camptonectes) bubonis (
Bivalvia - Pectinida - Spondylidae
Spondylus (Spondylus) gregalis
10 specimens
Spondylus (Spondylus) gregalis (Mo
Bivalvia - Pectinida - Plicatulidae
Plicatula (Plicatula) tetrica Conrad 1860
3 specimens
Plicatula (Plicatula) tetrica Conr
Plicatula (Plicatula) mullicaensis
13 specimens
Plicatula (Plicatula) mullicaensis
Bivalvia - Pectinida - Dimyidae
Atreta melleni
1 specimen
Atreta melleni (Stephenson)
Bivalvia - Ostreida - Pinnidae
Pinna (Pinna) sp. Linnaeus 1758
2 specimens
Pinna (Pinna) sp.
Bivalvia - Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758
1 specimen
Ostrea sp.
Bivalvia - Ostreida - Flemingostreidae
Cubitostrea tecticosta (Gabb 1860)
3 specimens
Cubitostrea tecticosta (Gabb)
Bivalvia - Ostreida - Gryphaeidae
Pycnodonte vesicularis (Lamarck 1806)
10 specimens
recombined as Pycnodonta vesicularis
Pycnodonte vesicularis Lamarck
Exogyra sp. Say 1820
4 specimens
Exogyra sp.
Exogyra costata (Say 1820)
30 specimens
original and current combination Exogyra (Exogyra) costata
Exogyra costata Say
Gryphaeostrea vomer (Morton 1828)
26 specimens
Gryphaeostrea vomer Morton
Bivalvia - Arcida - Arcidae
Arca rostellata
1 specimen
Arca rostellata (Morton)
Bivalvia - Arcida - Cucullaeidae
Cucullaea (Idonearca) capax Conrad 1858
81 specimens
recombined as Idonearca capax
Cucullaea (Idonearca) capax Conrad
unclassified
Bryozoa indet. Ehrenberg 1831
Bryozoa (encrusting)
Demospongiae - Clavulina - Clionaidae
Cliona sp.
Clione sp.
see common names

Geography
Country:United States State/province:Alabama County:Marengo
Coordinates: 32.4° North, 87.9° West (view map)
Paleocoordinates:35.8° North, 65.9° 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:Late/Upper Maastrichtian Ammonoid zone: Discoscaphites conradi
Age range of interval:72.10000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Prairie Bluff Member:uppermost
Stratigraphic resolution:member
Stratigraphy comments: Haustator bilira assemblage zone
Lithology and environment
Primary lithology:gray lithified silty,sandy lime mudstone
Environment:marine indet. Tectonic setting:passive margin
Taphonomy
Modes of preservation:body,original calcite
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:W Jefferson; USGS # 30748
Database number:4197
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 19:37:42
Access level:the public Released:1999-08-14 13:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
283. N. F. Sohl and C. F. Koch. 1983. Upper Cretaceous (Maestrichtian) Mollusca from the Haustator bilira Assemblage Zone in the East Gulf Coastal Plain. USGS Open File Report 83-451:1-239 [M. Kosnik/M. Kosnik/M. Uhen]

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]