Where: Bastrop County, Texas (30.3° N, 97.4° W: paleocoordinates 34.7° N, 80.3° W)
• coordinate based on political unit
• outcrop-level geographic resolution
When: Seguin Formation, Middle Paleocene to Middle Paleocene (61.7 - 55.8 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified claystone
Size class: mesofossils
Collection methods: bulk, surface (in situ),
Primary reference: W. J. Foster, C. L. Garvie, A. M. Weiss, A. D. Muscente, M. Aberhan, J. W. Counts, and R. C. Martindale. 2020. Resilience of marine invertebrate communities during the early Cenozoic hyperthermals. Scientific Reports 10:2176 [A. Miller/J. Sessa/W. Foster]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 84651: authorized by Mark Patzkowsky, entered by Jocelyn Sessa on 05.11.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
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Bivalvia | |
Astarte sp. Sowerby 1816 clam | |
Tellina sp. Linnaeus 1758 tellin clam | |
Acanthocardia tuomeyi Aldrich 1886 cockle | |
Bornia sp. clam | |
Pitar nuttalliopsis venus clam
Pitar sp. Römer 1857 venus clam | |
Vokesula aldrichi Meyer 1885 clam | |
Bathyarca sp. Kobelt 1891 clam | |
Ostrea sinuosa oyster | |
Isognomon sp. Lightfoot 1786 oyster | |
"Nucula mediavia" = Nucula (Nucula) mediavia
"Nucula mediavia" = Nucula (Nucula) mediavia Harris 1896 nut clam | |
Nuculana corpulentoides pointed nut clam | |
Gastropoda | |
Pyramidella spp. Lamarck 1799 snail | |
Acteon sp. Montfort 1810 snail | |
Gegania sp. Jeffreys 1884 snail | |
Solariorbis sp. Conrad 1865 snail | |
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Natica sp. Scopoli 1777 moon snail
Polinices onustus moon snail
Euspira marylandica Conrad 1865 moon snail | |
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Cerithiella sp. Verrill 1882 snail | |
Pleurotomella whitfieldi snail | |
Turricula sp., "Leptosurcula sp." = Turricula (Leptosurcula)
Turricula sp. Schumacher 1817 snail
"Leptosurcula sp." = Turricula (Leptosurcula) Casey 1904 snail | |
Turridae sp., "Pleurotoma capax" = Turris, Eosurcula sp., "Coronia mediavia" = Gemmula (Coronia), "Coronia sp." = Gemmula (Coronia), Eopleurotoma sp., Pleurofusia spp.
"Pleurotoma capax" = Turris turrid
Eosurcula sp. Casey 1904 turrid
"Coronia sp." = Gemmula (Coronia) turrid
Eopleurotoma sp. Cossmann 1889 turrid
Pleurofusia spp. de Gregorio 1890 turrid | |
Ancilla sp. Lamarck 1799 olive snail | |
Agaronia sp. Gray 1839 snail | |
Orthosurcula cf. langdoni ribbed mitre | |
Fulgurofusus quercollis snail | |
Siphonalia sp., Pseudoliva ostrarupis, Pseudoliva sp., Strepsidura "sp. A", Strepsidura "sp. B", Metula ? sp.
Siphonalia sp. Adams 1863 true whelk
Pseudoliva sp. Swainson 1840 true whelk
Strepsidura "sp. B" Swainson 1840 true whelk
Metula ? sp. Adams and Adams 1853 true whelk | |
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Marginella carnea margin shell | |
"Volutocorbis olssoni" = Athleta (Volutocorbis), "Volutocorbis sp." = Athleta (Volutocorbis)
"Volutocorbis olssoni" = Athleta (Volutocorbis) volute
"Volutocorbis sp." = Athleta (Volutocorbis) Dall 1890 volute | |
Ranella sp. Lamarck 1816 snail | |
Retusa sp. Brown 1827 snail | |
Umbraculum sp. Schumacher 1817 snail | |
Scaphopoda | |
Cadulus sp. Philippi 1844 tusk shell |