PRI 699 (Eocene of the United States)

Where: Hinds County, Mississippi (32.3° N, 90.2° W: paleocoordinates 33.1° N, 81.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Moodys Branch Formation (Jackson Group), Bartonian (41.3 - 38.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; unlithified, glauconitic, muddy, calcareous limestone

• Environment from PBDB collection #7317.
• Composite lithology from PBDB cols. 3505 and 7317

Size class: mesofossils

Primary reference: K. V. Palmer and D. C. Brann. 1965. Catalogue of the Paleocene and Eocene mollusca of the southern and eastern United States. Part 1. Pelecypoda, Amphineura, Peteropoda, Scaphopoda and Cephalopoda. Bulletins of American Paleontology 48:1-471 [M. Kosnik/M. Kosnik/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90704: authorized by Jocelyn Sessa, entered by Laurie Eccles on 13.08.2009, edited by Ursula Smith

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Bivalvia
 Arcida - Arcidae
Barbatia (Acar) aspera Conrad 1854 miniature ark
 Arcida - Glycymerididae
 Arcida - Limopsidae
 Pectinida - Pectinoidae
Chlamys nupera Conrad 1854 scallop
 Ostreida - Gryphaeidae
"Pycnodonta (Pycnodonta) trigonalis" = Pycnodonte
"Pycnodonta (Pycnodonta) trigonalis" = Pycnodonte oyster
 Mytilida - Mytilidae
 Carditida - Crassatellidae
Bathytormus flexurus Conrad 1854 clam
 Carditida - Carditidae
Venericardia "sp. D" Lamarck 1801 clam
Pleuromeris inflatior clam
Pleuromeris inflatior jacksonensi
 Pholadida - Corbulidae
"Corbula (Caryocorbula) densata" = Caryocorbula densata, "Corbula (Caryocorbula) willistoni" = Caryocorbula willistoni, Caestocorbula wailesiana
"Corbula (Caryocorbula) densata" = Caryocorbula densata Conrad 1854 clam
"Corbula (Caryocorbula) willistoni" = Caryocorbula willistoni Meyer 1885 clam
 Cardiida - Erycinidae
 Cardiida - Kelliellidae
Alveinus minutus2 Conrad 1865 clam
 Cardiida - Mactridae
Spisula mississippiensis clam
Spisula mississippiensis subsp
 Cardiida - Ungulinidae
"Timothynus deflatus" = Diplodonta (Timothynus)
"Timothynus deflatus" = Diplodonta (Timothynus) clam
 Cardiida - Veneridae
Pitar (Pitar) securiformis Conrad 1865 venus clam
 Cardiida - Tellinidae
Tellina pearlensis, "Tellina (Arcopaginula) eburneopsis" = Tellina (Arcopagia) eburneopsis, "Tellina (Eurytellina) linifera" = Eurytellina2
Tellina pearlensis tellin clam
"Tellina (Arcopaginula) eburneopsis" = Tellina (Arcopagia) eburneopsis Conrad 1865 tellin clam
"Tellina (Eurytellina) linifera" = Eurytellina2 tellin clam
 Cardiida - Cardiidae
 Thraciida - Periplomatidae
Periploma claibornense clam
Periploma claibornense parvum
 Poromyida - Verticordiidae
 Poromyida - Poromyidae
 Lucinida - Lucinidae
"Lucina (? Callucina) curta" = Myrtaea (Myrtaea) curta Conrad 1865 clam
Anodontia (Eophysema) ozarkana clam
Anodontia ozarkana ? var
 Nuculida - Nuculidae
"Nucula (Nucula) spheniopsis" = Nucula (Nucula) sphenopsis
"Nucula (Nucula) spheniopsis" = Nucula (Nucula) sphenopsis Conrad 1865 nut clam
 Protobranchia - Nuculanidae
Yoldia (Calorhadia) reginajacksonis pointed nut clam
Yoldia (Calorhadia) reginajacksonis and Yoldia (Calorhadia) reginajacksonis var
Hilgardia multilineata Conrad 1854 pointed nut clam
 Protobranchia - Yoldiidae
Gastropoda
 Ptenoglossa - Vasidae
cf. Tudicla "sp. A" Röding 1798 snail
 Ptenoglossa - Epitoniidae
Cirsotrema (Coroniscala) "sp. B" de Boury 1910 wentletrap
Tenuiscala aspersa wentletrap
Acrilla unilineata Heilprin 1880 wentletrap
Pliciscala cribrum wentletrap
 Thecosomata -
 Thecosomata - Cavoliniidae
Creseis corpulenta, "Creseis hastata" = Creseis spina
"Creseis hastata" = Creseis spina Reuss 1867 snail
 Cephalaspidea - Cylichnidae
Abderospira oviformis Meyer 1886 snail
 Triphoroidea - Triforidae
 Triphoroidea - Cerithiopsidae
Seila "sp." Adams 1861 snail
 Neogastropoda - Buccinidae
Pseudoliva vetusta Conrad 1833 true whelk
Pseudoliva vetusta and Pseudoliva vetusta perspectiva
 Neogastropoda - Nassariidae
 Neogastropoda - Melongenidae
 Neogastropoda - Fasciolariidae
Mazzalina inaurata Conrad 1833 snail
Mazzalina inaurata oweni
 Neogastropoda - Cancellariidae
 Neogastropoda - Mitridae
"Mitra (Fusimitra) millingtoni" = Fusimitra
"Mitra (Fusimitra) millingtoni" = Fusimitra mitre shell
 Neogastropoda - Volutidae
Bullata semen Lea 1833 volute
Bullata semen jacksonensis
Caricella subangulata Conrad 1854 volute
Athleta symmetricus Conrad 1854 volute
 Neogastropoda - Muricidae
"Murex" angulatus murex snail
Typhis (Rugotyphis) dentatus Johnson 1899 murex snail
 Neogastropoda - Harpidae
"Harpa (Eocithara) jacksonensis" = Eocithara
"Harpa (Eocithara) jacksonensis" = Eocithara snail
 Neogastropoda - Turridae
Sinistrella americana Aldrich 1885 turrid
""Pleurotoma" exsculpata" = Turris turrid
 Neogastropoda - Borsoniidae
"Pseudotoma aldrichi" = Genota (Pseudotoma) snail
Microdrillia "sp. C" Casey 1903 snail
Microdrillia cossmanni Meyer 1887 snail
 Neogastropoda - Conidae
"Conus tortilis" = Conus sauridens
"Conus tortilis" = Conus sauridens Conrad 1833 cone shell
 Capuloidea - Capulidae
Capulus americanus Conrad 1854 snail
 Stromboidea - Rostellariidae
Calyptraphorus stamineus, "Dientomochilus (Dasyostoma) rugostomum" = Dasyostoma rugostoma
"Dientomochilus (Dasyostoma) rugostomum" = Dasyostoma rugostoma Johnson 1899 snail
 Naticoidea - Naticidae
 Cypraeoidea - Pediculariidae
Cypraedia fenestralis Conrad 1854 snail
 Cypraeoidea - Eocypraeidae
Sphaerocypraea jacksonensis, "Sulcocypraea healeyi" = Sulcocypraea healeyi, "Sulcocypraea conradi" = Sulcocypraea healeyi
Sphaerocypraea jacksonensis Johnson 1899 snail
"Sulcocypraea healeyi" = Sulcocypraea healeyi Aldrich 1923 snail
"Sulcocypraea conradi" = Sulcocypraea healeyi Aldrich 1923 snail
 Tonnoidea - Ranellidae
"Distorsio (Personella) jacksonensis" = Sassia (Personella)
"Distorsio (Personella) jacksonensis" = Sassia (Personella) triton shell
 Tonnoidea - Cassidae
Galeodea petersoni Conrad 1854 snail
Phalium taitii snail
Phalium taitii johnsoni
 Rissooidea - Rissoidae
 Rissooidea - Vitrinellidae
 Truncatelloidea - Caecidae
 Truncatelloidea - Tornidae
Tornus infraplicatus, "Teinostoma (Idioraphe) verrilli" = Teinostoma (Idioraphie)
"Teinostoma (Idioraphe) verrilli" = Teinostoma (Idioraphie) snail
 Sorbeoconcha - Litiopidae
 Heterostropha - Acteonidae
Acteon annectens Meyer 1885 snail
 Heterostropha - Mathildidae
Mathilda regularis Meyer 1886 snail
 Tectibranchia - Scaphandridae
Mnestia meyeri Cossmann 1893 snail
 Pyramidelloidea - Pyramidellidae
 Architectonicoidea - Architectonicidae
 Turbinoidea - Turbinidae
 Fissurelloidea - Fissurellidae
Scaphopoda
 Dentaliida - Fustiariidae
 Dentaliida - Dentaliidae
"Dentalium (Antalis) mississippiense" = Antalis, "Dentalium" sensu lato bitubatum
"Dentalium (Antalis) mississippiense" = Antalis tusk shell
Dentalium (Anatalis) mississippisense jacksonense
"Dentalium" sensu lato bitubatum tusk shell
"Dentalium bitubatum"
 Gadilida - Gadilidae
Cadulus juvenis, Cadulus (Polyschides) jacksonensis, "Cadulus (Polyschides) margarita" = Polyschides
Cadulus juvenis tusk shell
Cadulus (Polyschides) jacksonensis Meyer 1885 tusk shell
"Cadulus (Polyschides) margarita" = Polyschides tusk shell
Gymnolaemata
 Cheilostomata - Lepraliellidae
"Holoporella granulosa" = Celleporaria1
"Holoporella granulosa" = Celleporaria1
 Cheilostomata - Calloporidae
 Cheilostomata -