PRI 731 (Eocene of the United States)

Where: Clarke County, Mississippi (32.1° N, 88.9° W: paleocoordinates 32.8° N, 80.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Archusa Marl Member (Cook Mountain Formation), Bartonian (41.3 - 38.0 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; unlithified, sandy marl

• Lithology from PBDB col 2436.

Size class: mesofossils

Collection methods: Collected by G.D. Harris.

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 90709: 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
  -
Cephalopoda
 Spirulida - Belemnoseidae
Scaphopoda
 Gadilida - Gadilidae
Cadulus (Polyschides) newtonensis Meyer and Aldrich 1886 tusk shell
 Dentaliida - Dentaliidae
Bivalvia
 Poromyida - Verticordiidae
Verticordia "sp. B" Sowerby 1844 clam
 Poromyida - Cuspidariidae
 Pholadida - Corbulidae
"Corbula (Caryocorbula) engonatoides" = Caryocorbula engonatoides Gardner 1927 clam
 Cardiida - Tellinidae
Tellina (Eurytellina) papyria Conrad 1833 tellin clam
 Cardiida - Anatinellidae
Pteropsella lapidosa2 Conrad 1846 clam
 Cardiida - Mactridae
Spisula parilis2 Conrad 1833 clam
 Cardiida - Chamidae
Chama harrisi jewel box
Chama "sp. A" Linnaeus 1758 jewel box
 Carditida - Crassatellidae
"Lirodiscus (Crustuloides) psychopterus" = Crassatellites (Scambula) psychopterus Dall 1903 clam
Crassatella texalta Harris 1895 clam
Bathytormus clarkensis Dall 1900 clam
 Carditida - Carditidae
 Carditida - Condylocardiidae
? Cuna astartoides Harris 1919 clam
 Pectinida - Pectinoidae
Eburneopecten sp. Conrad 1865 scallop
Chlamys wahtubbeana Dall 1898 scallop
 Pectinida - Plicatulidae
Plicatula filamentosa Conrad 1833 scallop
Plicatula filamentosa planata
 Ostreida - Ostreidae
 Arcida - Limopsidae
Limopsis aviculoides Conrad 1862 clam
Limopsis aviculoides
 Arcida - Arcidae
 Arcida - Glycymerididae
 Nuculida - Nuculidae
Nucula (Nucula) ovula2 Lea 1833 nut clam
 Nuculanida - Nuculanidae
Saccella catasarca pointed nut clam
Hilgardia coelatoides pointed nut clam
Hilgardia multilineata2 Conrad 1854 pointed nut clam
Nuculana wautubbeana pointed nut clam
Gastropoda
 Neotaenioglossa - Calyptraeidae
Calyptraea (Trochita) aperta1 Solander 1766 slipper shell
Crepidula dumosa Conrad 1834 slipper shell
Crepidula lirata Conrad 1833 slipper shell
 Sorbeoconcha - Hipponicidae
 Sorbeoconcha - Vermetidae
Serpulorbis squamulosus Conrad 1834 worm shell
 Sorbeoconcha - Eocypraeidae
Sulcocypraea vaughani Johnson 1899 snail
 Sorbeoconcha - Cassidae
"Phalium brevicostatum" = Cassis brevicostatus
"Phalium brevicostatum" = Cassis brevicostatus Conrad 1834 snail
 Sorbeoconcha - Ranellidae
"Distorsio (Personella) septemdentata" = Sassia (Personella) septemdentata
"Distorsio (Personella) septemdentata" = Sassia (Personella) septemdentata Gabb 1860 triton shell
 Sorbeoconcha - Ficidae
"Ficopsis penita" = Ficus, "Ficopsis texana" = Ficus
"Ficopsis penita" = Ficus fig shell
"Ficopsis texana" = Ficus fig shell
 Neogastropoda - Marginellidae
 Neogastropoda - Muricidae
Hexaplex (Hexaplex) vanuxemi Conrad 1865 murex snail
 Neogastropoda - Volutidae
Athleta petrosa1 Conrad 1833 volute
Bullata semen Lea 1833 volute
Bullata larvata Conrad 1833 volute
Caricella "sp. C" Conrad 1835 volute
 Neogastropoda - Buccinidae
Pseudoliva vetusta Conrad 1833 true whelk
Pseudoliva vetusta carinata
 Neogastropoda - Melongenidae
Levifusus "sp. E" Conrad 1865 snail
Levifusus mortoniopsis snail
Levifusus mortoniopsis carexus
 Neogastropoda - Columbellidae
"Mitrella (Columbellopsis) mississippiensis" = Columbellopsis
"Mitrella (Columbellopsis) mississippiensis" = Columbellopsis snail
 Neogastropoda - Fasciolariidae
Latirus moorei1 Gabb 1860 snail
 Neogastropoda - Cancellariidae
 Neogastropoda - Olivellidae
Agaronia alabamensis1 Conrad 1833 snail
 Neogastropoda - Borsoniidae
Cordiera ludoviciana Vaughn 1896 snail
Cordiera ludoviciana mississippiensis
 Neogastropoda - Conidae
"Conus (Lithoconus) sauridens" = Conus sauridens
"Conus (Lithoconus) sauridens" = Conus sauridens Conrad 1833 cone shell
 Neogastropoda - Turridae
Surculoma penrosei turrid
Surculoma penrosei tabulella
 Sorbeoconcha - Naticidae
Polinices aratus moon snail
Euspira aldrichi moon snail
Neverita "sp. B" Risso 1826 moon snail
Sinum beatricae moon snail
 Sorbeoconcha - Triforidae
 Sorbeoconcha - Triphoridae
 Cerithioidea - Siliquariidae
Tenagodus vitis Conrad 1835 snail
 Cerithioidea - Turritellidae
"Turritella carinata" = Haustator carinata, "Turritella rina" = Haustator rina, Turritella ghigna, Turritella dutexata
"Turritella carinata" = Haustator carinata Lea 1833 turret shell
Turritella carinata and Turritella carinata palmerae
"Turritella rina" = Haustator rina turret shell
Turritella rina sabrina
Turritella ghigna turret shell
Turritella dutexata Harris 1895 turret shell
 Epitonioidea - Epitoniidae
Scalina trapaquara wentletrap
Scalina trapaguara engona
 Trochoidea - Solariellidae
Solariella stalagmium Conrad 1833 snail
Solariella stalagmium modesta
Solariella tricostata Conrad 1833 snail
 Lepetellida - Fissurellidae
"Puncturella (Altrix) altior" = Altrix, Diodora tenebrosa
"Puncturella (Altrix) altior" = Altrix snail
Diodora tenebrosa Conrad 1833 snail
Diodora tenebrosa antica
 Opisthobranchia - Retusidae
 Opisthobranchia -
 Heterostropha - Architectonicidae
 Heterostropha - Acteonidae
Acteon idoneus1 Conrad 1833 snail
 Heterostropha - Mathildidae
Anthozoa
 Scleractinia - Caryophylliidae