Boro's, Newton, MS, 10-12" above base of outcrop; bag #1: Bartonian, Mississippi

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Eodrilla texana
3 individuals
originally entered as "Eodrillia texana"
Gastropoda
Gastropoda indet. Cuvier 1795
3 individuals
Gastropod N
Gastropoda - Epitoniidae
Cirsotrema sp. Mörch 1852
1 individual
Gastropoda - Neotaenioglossa - Calyptraeidae
Calyptraea aperta (Solander 1766)
6 individuals
recombined as Calyptraea (Trochita) aperta
Gastropoda - Turritellidae
Turritella sp. Lamarck 1799
22 individuals
all species
Gastropoda - Thiaridae
Bayania secale
1 individual
Gastropoda - Eulimidae
Balcis notata
1 individual
Gastropoda - Neogastropoda - Buccinidae
Buccitriton sagenum (Conrad 1833)
3 individuals
Siphonalia newtonensis
2 individuals
Gastropoda - Neogastropoda - Melongenidae
Levifusus mortoniopsis
6 individuals
Gastropoda - Neogastropoda - Fasciolariidae
Papillina sp.
1 individual
Papillina dumosa (Conrad 1854)
1 individual
Latirus moorei Gabb 1860
1 individual
Gastropoda - Neogastropoda - Olivellidae
Agaronia alabamensis Conrad 1833
1 individual
Gastropoda - Neogastropoda - Cancellariidae
Bonellitia sp. Jousseaume 1887
3 individuals
spp A
Gastropoda - Neogastropoda - Volutidae
Athleta petrosus (Conrad 1833)
7 individuals
recombined as Athleta petrosa
Bullata semen Lea 1833
9 individuals
Lapparia mooreana
1 individual
Gastropoda - Neogastropoda - Muricidae
Murex fusates
2 individuals
Gastropoda - Neogastropoda - Marginellidae
Prunum (Leptegouana) columba
1 individual
synonym of Prunum (Microspira)
originally entered as "Prunum (Leptegouana) columba"
Marginella constrictoides
1 individual
Gastropoda - Neogastropoda - Turridae
Eopleurotoma nodocarinata
1 individual
Surculoma falsabenes
1 individual
Surculoma sp. Casey 1904
3 individuals
Coronia margaritosa
6 individuals
spelled with current rank as Gemmula (Coronia)
Coronia childreni (Lea 1833)
8 individuals
Scobinella newtonensis Aldrich 1911
1 individual
Trypanotoma longispira
1 individual
Gastropoda - Neogastropoda - Borsoniidae
Cordieria biconica
5 individuals
originally entered as "Cordiera biconica"
Microdrillia sp. Casey 1903
2 individuals
Gastropoda - Neogastropoda - Cochlespiridae
Tropisurcula ? crenula
6 individuals
originally entered as "Tropisurcula crenula?"
Gastropoda - Neogastropoda - Conidae
Glyptotoma conradiana
1 individual
Gastropoda - Neogastropoda - Raphitomidae
Daphnella sp. Hinds 1844
3 individuals
Gastropoda - Ficidae
Ficopsis texana
6 individuals
synonym of Ficus
Gastropoda - Cassidae
Phalium brevicostatum (Conrad 1834)
2 individuals
original and current combination Cassis brevicostatus
Gastropoda - Ranellidae
Distorsio septemdentata ()
3 individuals
original and current combination Distorsio septendentata
originally entered as "Distortio septemdentata"
Gastropoda - Xenophoridae
Xenophora sp. Fischer von Waldheim 1807
1 individual
Gastropoda - Hipponicidae
Hipponix pygmaeus
3 individuals
Gastropoda - Naticidae
Naticidae indet. Guilding 1834
43 individuals
Gastropoda - Opisthobranchia - Retusidae
Retusa galba
26 individuals
Gastropoda - Opisthobranchia - Cylichnidae
Abderospira aldrichi (Langdon 1886)
4 individuals
Gastropoda - Heterostropha - Pyramidellidae
Pyramidella propeacicula
2 individuals
Gastropoda - Heterostropha - Architectonicidae
Architectonica amoena
16 individuals
Gastropoda - Heterostropha - Ringiculidae
Ringicula biplicata
20 individuals
Gastropoda - Lepetellida - Fissurellidae
Diodora sp. Gray 1821
1 individual
Gymnolaemata - Cheilostomata - Lunulitidae
Lunulitidae indet. Lagaaij 1952
35 individuals
lunulitid A
Anthozoa
Anthozoa indet. Ehrenberg 1834
1 individual
coral B
Anthozoa - Scleractinia - Turbinoliidae
Turbinolia pharetra Lea 1833
4 individuals
Anthozoa - Scleractinia - Flabellidae
Flabellum cuneiforme (Lonsdale 1845)
4 individuals
F. c. pachyphyllum
Anthozoa - Scleractinia - Caryophylliidae
Paracyathus bellus Vaughan 1900
7 individuals
Anthozoa - Scleractinia - Fungiidae
Discotrochus orbignianus
4 individuals
Hexactinellida - Innaecoeliida - Craticulariidae
Pleurostoma (Bela) rebeccae
1 individual
"Pleurotoma" (Bela) - originally entered as "Pleurotoma rebeccae"
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 close to top of Archusa Marl - overlying Potterchitto Mbr is well-exposed across the 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-a1
Database number:2436
Authorizer:L. Ivany Enterer:L. Ivany
Modifier:J. Sessa Research group:GCP,marine invertebrate
Created:1999-07-05 07:41:50 Last modified:2010-08-10 14:06:53
Access level:the public Released:1999-07-05 07:41:50
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]