Where: Sabine/Newton County, Louisiana/Texas (31.2° N, 93.6° W: paleocoordinates 32.0° N, 85.8° W)
• coordinate estimated from map
When: Danville Landing Member, Late/Upper Eocene (37.2 - 33.9 Ma)
• upper Jacksonian
• group of beds-level stratigraphic resolution
Environment/lithology: transition zone or lower shoreface; concretionary, gypsiferous, yellow, blue, argillaceous, silty, calcareous claystone
•
•"data assembled from surface sections and shallow borings indicates a thickness of at least 100ft."
Size classes: macrofossils, microfossils
Preservation: replaced with pyrite
Collection methods: core, sieve,
Primary reference: D. R. Anderson. 1965. Biostratigraphy of the Vicksburgian Equivalent at Toledo Bend Dam Site, Louisiana and Texas. Transactions of The Gulf Coast Association of Geological Societies 15:61-71 [L. Ivany/P. Wall/P. Wall]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 45017: authorized by Linda Ivany, entered by Patrick Wall on 28.09.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Ostracoda | |
Echinocythereis jacksonensis ostracod | |
Paracypris franquesi Howe and Chambers 1935 ostracod | |
Cytheretta alexanderi Howe and Chambers 1935 ostracod | |
Brachycythere mississippiensis, Henryhowella floriensis, Trachyleberis montgomeryensis, Buntonia israelskyi
Brachycythere mississippiensis ostracod
Henryhowella floriensis ostracod
Trachyleberis montgomeryensis ostracod
Buntonia israelskyi ostracod | |
Tubothalamea | |
| |
Cornuspira sp. Schultze 1854 | |
Foraminifera | |
Elphidium sp. Monfort 1808 | |
Trochammina sp. Parker and Jones 1859 | |
Globobulimina sp. Cushman 1927 | |
Haplophragmoides sp. Cushman 1910 | |
Ammobaculites sp., Textularia sp., Textularia cf. cuyleri, Textularia hockleyensis, Ammomarginulina sp.
| |
Glandulina laevigata d'Orbigny 1826 | |
"Bolivina" jacksonensis, "Bolivina" alazanensis, "Bolivina" ouachitaensis, "Bolivina" cf. louisiana, "Bolivina" gracilis
"Bolivina" gracilis Cushman and Applin 1926 | |
Nodosariata | |
Lagena laevis, Lagena sp., Lagena ouachitaensis, Lagena substriata, Dentalina communis, Dentalina sp.
| |
Lenticulina sp. Lamarck 1804 | |
Foraminifera | |
Globigerina sp., Globigerina danvillensis, Globigerina lineaperta, Globigerina praebulloides, Globigerina ouachitaensis, Globoconusa aff. daubjergensis
Globigerina sp. d'Orbigny 1826
Globigerina praebulloides Blow 1959
Globoconusa aff. daubjergensis Bronnimann 1953 | |
"Globigerina dutertrei" = Neogloboquadrina dutertrei
"Globigerina dutertrei" = Neogloboquadrina dutertrei d'Orbigny 1839 | |
Globanomalina micra, Turborotalia cerroasulensis, "Globigerina ampliapertura" = Turborotalia ampliapertura
"Globigerina ampliapertura" = Turborotalia ampliapertura Bolli 1957 | |
Globothalamea | |
Valvulineria texana, Eponides jacksonensis, Hanzawaia sp., Epistominella danvillensis, Discorbis sp., Discorbis jacksonensis
Hanzawaia sp. Asano 1944
Discorbis sp. Lamarck 1804 | |
Foraminifera | |
Hantkenina alabamensis Cushman 1927 |