Boro's, Newton, MS; 10-12" above base of outcrop; bag #2: Bartonian, Mississippi

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa
Anthozoa indet. Ehrenberg 1834
2 individuals
coral B
Anthozoa - Scleractinia - Turbinoliidae
Turbinolia pharetra Lea 1833
8 individuals
Anthozoa - Scleractinia - Flabellidae
Flabellum cuneiforme (Lonsdale 1845)
2 individuals
F. c. pachyphyllum
Anthozoa - Scleractinia - Caryophylliidae
Paracyathus alternatus Vaughan 1900
3 individuals
Anthozoa - Scleractinia - Fungiidae
Discotrochus orbignianus
13 individuals
Gymnolaemata - Cheilostomata - Lunulitidae
Lunulitidae indet. Lagaaij 1952
22 individuals
lunulitid A
Gastropoda
Gastropoda indet. Cuvier 1795
1 individual
Gastropod R
Gastropoda - Opisthobranchia - Cylichnidae
Abderospira aldrichi (Langdon 1886)
1 individual
Gastropoda - Opisthobranchia - Retusidae
Retusa galba
22 individuals
Gastropoda - Heterostropha - Architectonicidae
Architectonica elaborata Conrad 1833
1 individual
Architectonica amoena
10 individuals
Gastropoda - Heterostropha - Ringiculidae
Ringicula biplicata
24 individuals
Gastropoda - Heterostropha - Pyramidellidae
Pyramidella bastropensis
1 individual
Gastropoda - Hipponicidae
Hipponix pygmaeus
4 individuals
Gastropoda - Tornidae
Teinostoma ? sp. Adams and Adams 1853
1 individual
originally entered as "Teinostoma sp. ?"
Tornus infraplicatus (Johnson 1899)
1 individual
Gastropoda - Vitrinellidae
Vitrinella sp. Adams 1850
1 individual
Gastropoda - Ficidae
Ficopsis texana
4 individuals
synonym of Ficus
Fusoficula angelinensis Harris 1919
1 individual
Gastropoda - Neogastropoda - Cancellariidae
Bonellitia sp. Jousseaume 1887
1 individual
spp A
Gastropoda - Neogastropoda - Muricidae
Murex fusates
1 individual
Murex vanuxemi Conrad 1865
1 individual
recombined as Hexaplex (Hexaplex) vanuxemi
M. v. silvaticus
Gastropoda - Neogastropoda - Marginellidae
Prunum (Leptegouana) columba
1 individual
synonym of Prunum (Microspira)
originally entered as "Prunum (Leptegouana) columba"
Marginella constrictoides
4 individuals
Gastropoda - Neogastropoda - Volutidae
Bullata semen Lea 1833
5 individuals
Athleta petrosus (Conrad 1833)
9 individuals
recombined as Athleta petrosa
Caricella pyruloides Conrad 1832
1 individual
Gastropoda - Neogastropoda - Costellariidae
Pyramimitra terebraeformis (Conrad 1848)
4 individuals
original and current combination Mitra terebraeformis
Gastropoda - Neogastropoda - Olivellidae
Agaronia sp. (Gray 1839)
11 individuals
Gastropoda - Neogastropoda - Fasciolariidae
Falsifusus ludlovicianus
2 individuals
originally entered as "Falsifusus" ludlovicianus"
Clavilithes kennedyanus
1 individual
Latirus moorei Gabb 1860
2 individuals
Gastropoda - Neogastropoda - Columbellidae
Mitrella (Columbellopsis) mississippiensis
2 individuals
original and current combination Columbellopsis
Mitrella (Columbellopsis)
Gastropoda - Neogastropoda - Melongenidae
Levifusus mortoniopsis
4 individuals
Gastropoda - Neogastropoda - Buccinidae
Siphonalia newtonensis
3 individuals
Buccitriton sagenum (Conrad 1833)
7 individuals
Gastropoda - Neogastropoda - Conidae
Conus smithvillensis Harris 1895
2 individuals
Gastropoda - Neogastropoda - Terebridae
Terebra (Mirula) texagyra
1 individual
originally entered as "Terebra (Mirula) texagyra"
Gastropoda - Neogastropoda - Turridae
Trypanotoma longispira
4 individuals
Lyrosurcula dalli
1 individual
L. d. quadricosta
Coronia margaritosa
3 individuals
spelled with current rank as Gemmula (Coronia)
Eopleurotoma carya Harris 1937
1 individual
Surculoma falsabenes
1 individual
Surculoma sp. Casey 1904
1 individual
Gastropoda - Neogastropoda - Cochlespiridae
Tropisurcula ? crenula
1 individual
originally entered as "Tropisurcula crenula?"
Ancistrosyrinx bella
1 individual
synonym of Cochlespira
Gastropoda - Neogastropoda - Raphitomidae
Daphnella sp. Hinds 1844
1 individual
Gastropoda - Neogastropoda - Borsoniidae
Cordieria ludoviciana (Vaughn 1896)
1 individual
recombined as Cordiera ludoviciana
originally entered as "Cordiera ludoviciana"
Microdrillia sp. Casey 1903
3 individuals
Gastropoda - Naticidae
Naticidae indet. Guilding 1834
23 individuals
Gastropoda - Triforidae
Cerithiella sp. Verrill 1882
1 individual
sp. B
Gastropoda - Neotaenioglossa - Calyptraeidae
Calyptraea aperta (Solander 1766)
5 individuals
recombined as Calyptraea (Trochita) aperta
Crepidula lirata Conrad 1833
2 individuals
Gastropoda - Turritellidae
Turritella sp. Lamarck 1799
11 individuals
all species
Gastropoda - Thiaridae
Bayania secale
2 individuals
Scaphopoda - Gadilida - Gadilidae
Cadulus sp. Philippi 1844
2 individuals
see common names

Geography
Country:United States State/province:Mississippi County:Newton
Coordinates: 32.3° North, 89.2° West (view map)
Paleocoordinates:33.0° North, 80.2° 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:41.20000 - 37.71000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Cook Mountain Member:Archusa Marl
Stratigraphic resolution:bed
Stratigraphy comments: probably near top of Archusa - overlying Potterchitto Mbr is well-exposed across street
Lithology and environment
Primary lithology:glauconitic unlithified marl
Environment:offshore Tectonic setting:passive margin
Geology comments: sandy marl
Taphonomy
Modes of preservation:body,original aragonite,original calcite
Size of fossils:mesofossils
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:bulk,mechanical,sieve,field collection
Reason for describing collection:paleoecologic analysis
Taxonomic list comments:includes all countable macrofossils but bivalves, does include oysters
Metadata
Also known as:MNe-3-a2
Database number:2437
Authorizer:L. Ivany Enterer:L. Ivany
Modifier:J. Sessa Research group:GCP,marine invertebrate
Created:1999-07-05 07:46:02 Last modified:2010-08-10 14:08:01
Access level:the public Released:1999-07-05 07:46:02
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]