Barrytown, AL, upper sellaeformis bed, bag #2: Bartonian, Alabama

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Eodrilla texana
1 individual
originally entered as "Eodrillia texana"
Anthozoa - Scleractinia - Fungiidae
Discotrochus orbignianus
2 individuals
Anthozoa - Scleractinia - Turbinoliidae
Turbinolia pharetra Lea 1833
43 individuals
Anthozoa - Scleractinia - Flabellidae
Flabellum cuneiforme (Lonsdale 1845)
7 individuals
F. c. pachyphyllum
Anthozoa - Scleractinia - Caryophylliidae
Paracyathus bellus Vaughan 1900
1 individual
Gymnolaemata - Cheilostomata - Lunulitidae
Lunulitidae indet. Lagaaij 1952
61 individuals
lunulitid A
Bivalvia
Bivalvia indet. Linnaeus 1758
1.5 individuals
Bivalvia - Nuculanida - Nuculanidae
Calorhadia bella
6 individuals
Orthoyoldia psammotaea (Dall 1898)
.5 individuals
Bivalvia - Nuculida - Nuculidae
Nucula magnifica Conrad 1833
14 individuals
recombined as Nucula (Nucula) magnifica
Bivalvia - Ostreida - Ostreidae
Cubitostrea sellaeformis (Conrad 1832)
177.5 individuals
Bivalvia - Pectinida - Pectinidae
Eburneopecten sp. (Conrad 1865)
6.5 individuals
Bivalvia - Arcida - Glycymerididae
Glycymeris trigonella (Conrad 1833)
10 individuals
original and current combination Pectunculus trigonella
Bivalvia - Arcida - Arcidae
Barbatia rhomboidella (Lea 1833)
5 individuals
Pachecoa sp. Harris 1919
19 individuals
Bivalvia - Carditida - Carditidae
Venericardia rotunda Lea 1833
22 individuals
recombined as Venericardia (Rotundicardia) rotunda
Bivalvia - Carditida - Crassatellidae
Crassinella minor (Lea 1833)
3.5 individuals
original and current combination Astarte minor
Bivalvia - Cardiida - Tellinidae
Tellina leana
1.5 individuals
Tellina papyria Conrad 1833
.5 individuals
recombined as Tellina (Eurytellina) papyria
Bivalvia - Cardiida - Ungulinidae
Diplodonta ungulina Conrad 1833
5.5 individuals
Bivalvia - Pholadida - Corbulidae
Caryocorbula alabamiensis (Lea 1833)
6 individuals
recombined as Corbula (Caryocorbula) alabamiensis
Vokesula smithvillensis (Harris 1919)
4 individuals
Scaphopoda - Gadilida - Gadilidae
Cadulus sp. Philippi 1844
17 individuals
Gastropoda
Gastropoda indet. Cuvier 1795
2 individuals
Gastropod E
Gastropoda indet. Cuvier 1795
2 individuals
Gastropod F
Gastropoda - Opisthobranchia - Retusidae
Retusa galba
55 individuals
Gastropoda - Heterostropha - Ringiculidae
Ringicula trapaquara
23 individuals
Gastropoda - Heterostropha - Acteonidae
Actaeon idoneus Conrad 1833
1 individual
recombined as Acteon idoneus
originally entered as "Acteon idoneus"
Gastropoda - Heterostropha - Architectonicidae
Architectonica elaborata Conrad 1833
2 individuals
Gastropoda - Heterostropha - Pyramidellidae
Pyramidella bastropensis
1 individual
Pyramidella pseudopymaea
2 individuals
Gastropoda - Heterostropha - Mathildidae
Gegania antiquata
4 individuals
G. a. striata
Gastropoda - Neotaenioglossa - Calyptraeidae
Crepidula lirata Conrad 1833
2 individuals
Calyptraea aperta (Solander 1766)
1 individual
recombined as Calyptraea (Trochita) aperta
Gastropoda - Vitrinellidae
Vitrinella sp. Adams 1850
5 individuals
Gastropoda - Rostellariidae
Calyptraphorus velatus (Conrad 1833)
8 individuals
recombined as Calyptraphorus velata
C. v. nodovelatus - originally entered as "Calyptraphorus velatus"
Gastropoda - Ficidae
Ficopsis penita
23 individuals
synonym of Ficus
Ficopsis texana
4 individuals
synonym of Ficus
Gastropoda - Neogastropoda - Muricidae
Murex vanuxemi Conrad 1865
3 individuals
recombined as Hexaplex (Hexaplex) vanuxemi
Gastropoda - Neogastropoda - Volutidae
Lapparia mooreana
1 individual
Athleta lisbonensis
9 individuals
Athleta haleanus
14 individuals
Gastropoda - Neogastropoda - Cancellariidae
Bonellitia informal sp. A Jousseaume 1887
18 individuals
spp A
Bonellitia informal sp. B Jousseaume 1887
2 individuals
spp B
Trigonostoma gemmatum Conrad 1833
2 individuals
Trigonostoma babylonicum Lea 1833
2 individuals
Gastropoda - Neogastropoda - Olividae
Ancilla staminea Conrad 1832
5 individuals
Gastropoda - Neogastropoda - Cochlespiridae
Cochlespira engonata Conrad 1865
6 individuals
Gastropoda - Neogastropoda - Raphitomidae
Raphitoma sp. Monterosato 1884
1 individual
Gastropoda - Neogastropoda - Conidae
Glyptotoma conradiana
2 individuals
Gastropoda - Neogastropoda - Terebridae
Hastula venusta Lea 1833
2 individuals
originally entered as "Hastula" venusta"
Gastropoda - Neogastropoda - Turridae
Protosurcula gabbi Conrad 1865
4 individuals
corrected as Protosurcula gabbii
Eopleurotoma lisboncola
22 individuals
Eopleurotoma nodocarinata
4 individuals
? Coronia alternata
4 individuals
spelled with current rank as Gemmula (Coronia)
originally entered as "Coronia? alternata"
Coronia childreni (Lea 1833)
2 individuals
Lyrosurcula dalli
1 individual
L. d. quadricosta
Michela trabeatoides Harris 1895
2 individuals
Trypanotoma longispira
2 individuals
Eosurcula moorei Gabb 1860
6 individuals
Gastropoda - Neogastropoda - Melongenidae
Levifusus sp. Conrad 1865
2 individuals
multiple species
Levifusus mortoniopsis
27 individuals
Levifusus mortonii
1 individual
Gastropoda - Neogastropoda - Columbellidae
Mitrella (Columbellopsis) elevata
1 individual
original and current combination Columbellopsis
Mitrella (Columbellopsis)
Gastropoda - Neogastropoda - Buccinidae
Buccitriton texanum
243 individuals
Terebrifusus multiplicatus
5 individuals
Siphonalia newtonensis
1 individual
Gastropoda - Neogastropoda - Fasciolariidae
Latirus moorei Gabb 1860
4 individuals
Gastropoda - Neogastropoda - Mitridae
Fusimitra polita
10 individuals
Gastropoda - Naticidae
Naticidae indet. Guilding 1834
70 individuals
Sinum inconstans
1 individual
Gastropoda - Epitoniidae
Cirsotrema sp. Mörch 1852
3 individuals
Gastropoda - Turritellidae
Mesalia vetusta (Conrad 1833)
12 individuals
Turritella sp. Lamarck 1799
47 individuals
all species
Gastropoda - Skeneidae
Skena pignus (de Gregorio 1890)
1 individual
recombined as Skenea pignus
originally entered as "Skenea pignus"
unclassified
Niso umbilicata (Lea 1833)
5 individuals
original and current combination Pasithea umbilicata
see common names

Geography
Country:United States State/province:Alabama County:Choctaw
Coordinates: 31.8° North, 88.3° West (view map)
Paleocoordinates:32.5° North, 79.4° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Eocene
Stage:Bartonian 10 m.y. bin:Cenozoic 3
*Period:Tertiary *Local age/stage:Claibornian
Key time interval:Bartonian
Age range of interval:41.30000 - 38.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Lisbon Member:Upper
Stratigraphic resolution:bed
Stratigraphy comments: lower part of upper Lisbon

Cubitostrea sellaeformis oyster bed, may or may not really be distinct from lower sellaeformis bed (ACh-8-b)

Lithology and environment
Primary lithology:glauconitic unlithified marl
Environment:offshore Tectonic setting:passive margin
Geology comments: glauconitic sandy marl

Taphonomy
Modes of preservation:body,original aragonite,original calcite
Size of fossils:mesofossils
Collection methods and comments
Collection methods:bulk,mechanical,sieve,field collection
Reason for describing collection:paleoecologic analysis
Taxonomic list comments:includes all countable macrofossils
Metadata
Also known as:ACh-8-c2
Database number:2422
Authorizer:L. Ivany Enterer:L. Ivany
Modifier:J. Sessa Research group:GCP,marine invertebrate
Created:1999-07-03 16:04:17 Last modified:2010-08-10 11:53:53
Access level:the public Released:1999-07-03 16:04:17
Creative Commons license:CC BY
Reference information

Primary reference:

72. L. C. Ivany. 1997. Faunal stability and environmental change in the middle Eocene Gulf Coastal Plain (PhD Thesis, Harvard University). 1-221 [L. Ivany/L. Ivany/A. Clement]