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

Show authors, comments, and common names
Gymnolaemata
 Cheilostomata - Orbituliporidae
Schizorthosecos interstitia1
 Cheilostomata - Lunulitidae
Lunulites jacksonensis1, Lunulites fenestrata1
 Cheilostomata - Lepraliellidae
"Holoporella granulosa" = Celleporaria1
"Holoporella granulosa" = Celleporaria1
Gastropoda
 Trochoidea - Skeneidae
Solariorbis subangulatus, Solariorbis quadrangularis
Solariorbis subangulatus Meyer 1886 snail
Solariorbis quadrangularis Meyer 1886 snail
 Lepetellida - Fissurellidae
Puncturella jacksonensis
Puncturella jacksonensis Meyer 1886 puncturella
 Ptenoglossa - Vasidae
cf. Tudicla "sp. A"
cf. Tudicla "sp. A" Röding 1798 snail
 Heterostropha - Mathildidae
Mathilda regularis
Mathilda regularis Meyer 1886 snail
 Heterostropha - Architectonicidae
"Architectonica (Solariaxis) acuta" = Architectonica acuta
"Architectonica (Solariaxis) acuta" = Architectonica acuta Conrad 1854 sundial
 Heterostropha - Acteonidae
Acteon annectens
Acteon annectens Meyer 1885 snail
 Heterostropha - Pyramidellidae
"Turbonilla (Strioturbonilla) major" = Turbonilla major, "Pyramidella (Syrnola) meyeri" = Syrnola meyeri, "Pyramidella (Monotigma) crassispirata" = Odostomia crassispirata
"Turbonilla (Strioturbonilla) major" = Turbonilla major Meyer 1887 snail
"Pyramidella (Syrnola) meyeri" = Syrnola meyeri Cossmann 1893 snail
"Pyramidella (Monotigma) crassispirata" = Odostomia crassispirata Meyer 1886 snail
 Opisthobranchia - Scaphandridae
Mnestia meyeri
Mnestia meyeri Cossmann 1893 snail
 Opisthobranchia - Cylichnidae
Abderospira oviformis
Abderospira oviformis Meyer 1886 snail
 Thecosomata -
Bovicornu gracile
Bovicornu gracile Meyer 1886 snail
 Thecosomata - Cavoliniidae
Creseis corpulenta, "Creseis hastata" = Creseis spina
Creseis corpulenta Meyer 1886 snail
"Creseis hastata" = Creseis spina Reuss 1867 snail
 Epitonioidea - Epitoniidae
"Pliciscala pearlensis" = Scalaria pearlensis, "Pliciscala cribrum" = Epitonium cribrum, Acrilla unilineata, Tenuiscala aspersa, Cirsotrema (Coroniscala) "sp. B"
"Pliciscala pearlensis" = Scalaria pearlensis Meyer 1886 wentletrap
"Pliciscala cribrum" = Epitonium cribrum Cooke 1926 wentletrap
Acrilla unilineata Heilprin 1880 wentletrap
Tenuiscala aspersa wentletrap
Cirsotrema (Coroniscala) "sp. B" de Boury 1910 wentletrap
 Sorbeoconcha - Triforidae
Cerithiella "sp. B"
Cerithiella "sp. B" Verrill 1882 snail
 Sorbeoconcha - Cerithiopsidae
Seila "sp.", "Cerithiella jacksonensis" = Cerithiopsis jacksonensis
Seila "sp." Adams 1861 snail
"Cerithiella jacksonensis" = Cerithiopsis jacksonensis Meyer 1886 snail
 Sorbeoconcha - Naticidae
Polinices weisbordi, "Crommium jacksonense" = Amauropsis jacksonensis
"Crommium jacksonense" = Amauropsis jacksonensis Harris 1896 moon snail
 Sorbeoconcha - Capulidae
Capulus americanus
Capulus americanus Conrad 1854 snail
 Sorbeoconcha - Personidae
"Distorsio (Personella) jacksonensis" = Distorsio jacksonensis
"Distorsio (Personella) jacksonensis" = Distorsio jacksonensis Meyer 1885 snail
 Sorbeoconcha - Cassidae
Galeodea petersoni, Phalium taitii
Galeodea petersoni Conrad 1854 snail
Phalium taitii Conrad 1834 snail
Phalium taitii johnsoni
 Sorbeoconcha - Rostellariidae
"Dientomochilus (Dasyostoma) rugostomum" = Dasyostoma rugostoma, Calyptraphorus stamineus
"Dientomochilus (Dasyostoma) rugostomum" = Dasyostoma rugostoma Johnson 1899 snail
 Sorbeoconcha - Eocypraeidae
"Sulcocypraea healeyi" = Sulcocypraea healeyi, "Sulcocypraea conradi" = Sulcocypraea healeyi, Sphaerocypraea jacksonensis
"Sulcocypraea healeyi" = Sulcocypraea healeyi Aldrich 1923 snail
"Sulcocypraea conradi" = Sulcocypraea healeyi Aldrich 1923 snail
Sphaerocypraea jacksonensis Johnson 1899 snail
 Sorbeoconcha - Pediculariidae
Cypraedia fenestralis
Cypraedia fenestralis Conrad 1854 snail
 Neogastropoda - Nassariidae
Tritiaria jacksonensis, "Fusinus insectoides" = Fusus insectoides
Tritiaria jacksonensis Johnson 1899 snail
"Fusinus insectoides" = Fusus insectoides Harris 1896 snail
 Neogastropoda - Buccinidae
Pseudoliva vetusta, Metula subgracilis
Pseudoliva vetusta Conrad 1833 true whelk
Pseudoliva vetusta and Pseudoliva vetusta perspectiva
Metula subgracilis Johnson 1899 true whelk
 Neogastropoda - Melongenidae
Levifusus branneri
 Neogastropoda - Fasciolariidae
Clavilithes humerosus, Mazzalina inaurata, "Cornulina dalli" = Mazzalina dalli, Latirus suturalis
Mazzalina inaurata Conrad 1833 snail
Mazzalina inaurata oweni
"Cornulina dalli" = Mazzalina dalli Harris 1894 snail
 Neogastropoda - Costellariidae
Pyramimitra quadralirata
 Neogastropoda - Turbinellidae
"Latirus humilior" = Turbinella humilior
"Latirus humilior" = Turbinella humilior Meyer 1885 snail
 Neogastropoda - Mitridae
"Mitra (Fusimitra) millingtoni" = Mitra (Fusimitra) mellingtoni
"Mitra (Fusimitra) millingtoni" = Mitra (Fusimitra) mellingtoni Conrad 1854 mitre shell
 Neogastropoda - Mitromorphidae
"? Scobinella jacksonensis" = Mitromorpha jacksonensis
"? Scobinella jacksonensis" = Mitromorpha jacksonensis Meyer 1886 snail
 Neogastropoda - Conidae
"Conus tortilis" = Conus sauridens
"Conus tortilis" = Conus sauridens Conrad 1833 cone shell
 Neogastropoda - Turridae
Eucheilodon crenocarinata, ""Pleurotoma" exsculpata" = Turris, Sinistrella americana
""Pleurotoma" exsculpata" = Turris turrid
Sinistrella americana Aldrich 1885 turrid
 Neogastropoda - Borsoniidae
"Pseudotoma aldrichi" = Genota (Pseudotoma), Microdrillia "sp. C", Microdrillia cossmanni
"Pseudotoma aldrichi" = Genota (Pseudotoma) snail
Microdrillia "sp. C" Casey 1903 snail
Microdrillia cossmanni Meyer 1887 snail
 Neogastropoda - Clathurellidae
Eoclathurella obesula
 Neogastropoda - Harpidae
"Harpa (Eocithara) jacksonensis" = Harpa jacksonensis
"Harpa (Eocithara) jacksonensis" = Harpa jacksonensis Harris 1896 snail
 Neogastropoda - Muricidae
"Murex" angulatus, Typhis (Rugotyphis) dentatus
"Murex" angulatus murex snail
Typhis (Rugotyphis) dentatus Johnson 1899 murex snail
 Neogastropoda - Volutidae
Bullata semen, Caricella polita, Caricella subangulata, cf. Athleta triplicatus, Athleta symmetricus
Bullata semen Lea 1833 volute
Bullata semen jacksonensis
Caricella polita Conrad 1854 volute
Caricella subangulata Conrad 1854 volute
Athleta symmetricus Conrad 1854 volute
 Neogastropoda - Cancellariidae
"Unitas pearlensis" = Cancellaria pearlensis
"Unitas pearlensis" = Cancellaria pearlensis Meyer and Aldrich 1886 snail
 Sorbeoconcha - Rissoidae
Rissoina mississippiensis, Ottoina kinkelini
Rissoina mississippiensis Meyer 1886 snail
 Sorbeoconcha - Caecidae
"Caecum (Micranellum) alterum" = Caecum alterum
"Caecum (Micranellum) alterum" = Caecum alterum Meyer 1886 snail
 Sorbeoconcha - Vitrinellidae
Circulus ottonius
Circulus ottonius Harris and Palmer 1947 snail
 Sorbeoconcha - Tornidae
Tornus infraplicatus, "Teinostoma (Idioraphe) verrilli" = Teinostoma (Idioraphie)
Tornus infraplicatus Johnson 1899 snail
"Teinostoma (Idioraphe) verrilli" = Teinostoma (Idioraphie) snail
 Neotaenioglossa - Trichotropidae
"Litiopa spirata" = Cerithioderma spirata
"Litiopa spirata" = Cerithioderma spirata Meyer 1886 snail
Scaphopoda
 Gadilida - Gadilidae
Cadulus juvenis, "Cadulus (Polyschides) jacksonensis" = Cadulus jacksonensis, Cadulus (Polyschides) margarita
Cadulus juvenis Meyer 1886 tusk shell
"Cadulus (Polyschides) jacksonensis" = Cadulus jacksonensis Harris and Palmer 1947 tusk shell
Cadulus (Polyschides) margarita Harris and Palmer 1947 tusk shell
 Dentaliida - Fustiariidae
Fustiaria (Laevidentalium) subcompressa
 Dentaliida - Dentaliidae
Dentalium (Antalis) mississippiense, "Dentalium" sensu lato bitubatum, Fustiaria (Laevidentalium) danai
Dentalium (Antalis) mississippiense Conrad 1848 tusk shell
Dentalium (Anatalis) mississippisense jacksonense
"Dentalium" sensu lato bitubatum Meyer 1886 tusk shell
"Dentalium bitubatum"
Fustiaria (Laevidentalium) danai Meyer 1885 tusk shell
Bivalvia
 Ostreida - Gryphaeidae
"Pycnodonta (Pycnodonta) trigonalis" = Pycnodonte
"Pycnodonta (Pycnodonta) trigonalis" = Pycnodonte oyster
 Pectinida - Pectinoidae
Eburneopecten (Eburneopecten) scintillatus, Chlamys nupera
Chlamys nupera Conrad 1854 scallop
 Arcida - Arcidae
Barbatia (Acar) aspera, Barbatia (Cucullaearca) cuculloides
Barbatia (Acar) aspera Conrad 1854 miniature ark
 Arcida - Glycymerididae
Glycymeris (Glycymeris) filosa
 Arcida - Limopsidae
Limopsis (Pectunculina) radiata
 Mytilida - Crenellidae
? Crenella tenuis
 Poromyida - Verticordiidae
Verticordia (Verticordia) cossmanni
 Poromyida - Poromyidae
Poromya mississippiensis
 Thraciida - Periplomatidae
Periploma claibornense
Periploma claibornense clam
Periploma claibornense parvum
 Pholadida - Corbulidae
Caestocorbula wailesiana, "Corbula (Caryocorbula) willistoni" = Caryocorbula willistoni, Corbula (Caryocorbula) densata
"Corbula (Caryocorbula) willistoni" = Caryocorbula willistoni Meyer 1885 clam
 Cardiida - Erycinidae
Erycina zitteli
 Cardiida - Veneridae
Pitar (Pitar) securiformis, "Venus" jacksonensis
Pitar (Pitar) securiformis Conrad 1865 venus clam
 Cardiida - Mactridae
Spisula mississippiensis, Mactra inornata
Spisula mississippiensis clam
Spisula mississippiensis subsp
 Cardiida - Ungulinidae
"Timothynus deflatus" = Diplodonta (Timothynus)
"Timothynus deflatus" = Diplodonta (Timothynus) clam
 Cardiida - Kelliellidae
Kelliella boettgeri, Alveinus minutus2
Alveinus minutus2 Conrad 1865 clam
 Cardiida - Tellinidae
"Tellina (Arcopaginula) eburneopsis" = Tellina (Arcopagia) eburneopsis, Tellina pearlensis, Tellina (Eurytellina) linifera2
"Tellina (Arcopaginula) eburneopsis" = Tellina (Arcopagia) eburneopsis Conrad 1865 tellin clam
Tellina pearlensis tellin clam
 Cardiida - Cardiidae
Nemocardium (Nemocardium) nicoletti, Laevicardium gardnerae
 Lucinida - Lucinidae
Anodontia (Eophysema) ozarkana, "Lucina (? Callucina) curta" = Myrtaea (Myrtaea) curta, Lucina (? Callucina) subcurta
Anodontia (Eophysema) ozarkana clam
Anodontia ozarkana ? var
"Lucina (? Callucina) curta" = Myrtaea (Myrtaea) curta Conrad 1865 clam
 Carditida - Crassatellidae
Bathytormus flexurus
Bathytormus flexurus Conrad 1854 clam
 Carditida - Carditidae
Pleuromeris quadrata1, Pleuromeris inflatior, Venericardia "sp. D", Venericardia (Rotundicardia) diversidentata, Venericardia (Venericor) "sp. F"
Pleuromeris inflatior clam
Pleuromeris inflatior jacksonensi
Venericardia "sp. D" Lamarck 1801 clam
 Nuculida - Nuculidae
"Nucula (Nucula) spheniopsis" = Nucula (Nucula) sphenopsis
"Nucula (Nucula) spheniopsis" = Nucula (Nucula) sphenopsis Conrad 1865 nut clam
 Nuculanida - Yoldiidae
Yoldia (Calorhadia) mater
 Nuculanida - Nuculanidae
Yoldia (Calorhadia) reginajacksonis, Hilgardia multilineata
Yoldia (Calorhadia) reginajacksonis pointed nut clam
Yoldia (Calorhadia) reginajacksonis and Yoldia (Calorhadia) reginajacksonis var
Hilgardia multilineata Conrad 1854 pointed nut clam
1Dockery 1980; 2Harris and Palmer 1946