Where: Bastrop County, Texas (30.0° N, 97.2° W: paleocoordinates 32.1° N, 86.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Weches Formation (Claiborne Group), Lutetian (47.8 - 41.3 Ma)
• formation-level stratigraphic resolution
Environment/lithology: marine; lithology not reported
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 90455: authorized by Jocelyn Sessa, entered by Laurie Eccles on 26.07.2009, edited by Ursula Smith
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Akera texana Aldrich 1911 snail | |
"Tibiella" texana snail | |
| |
Pyramidella bastropensis snail
Odostomia trapaquara snail | |
Architectonica huppertzi, Architectonica (Granosolarium) "sp. E", "Architectonica (Stellaxis) alveata" = Architectonica (Stellaxis) alveatum, Pseudomalaxis texana
Architectonica huppertzi sundial
"Architectonica (Stellaxis) alveata" = Architectonica (Stellaxis) alveatum Conrad 1833 sundial Architectonica (Stellaxis) alveata var. B
Pseudomalaxis texana snail | |
"Turritella rina" = Haustator rina
| |
Calyptraea (Trochita) aperta Solander 1766 slipper shell | |
Episcynia bastropensis snail | |
Euspira aldrichi moon snail
Neverita spp. Risso 1826 moon snail | |
"Phalium brevicostatum" = Cassis brevicostatus
"Phalium brevicostatum" = Cassis brevicostatus Conrad 1834 snail | |
Bulovia weisbordi snail | |
Levifusus spp. Conrad 1865 snail
Levifusus mortoniopsis snail | |
"Siphonalia" plummeri, Cantharus (Endopachychilus) casteri, Dorsanum scalatum, Pseudoliva vetusta, Bolis enterogramma, Monoptygma crassiplicum
"Siphonalia" plummeri true whelk
Cantharus (Endopachychilus) casteri true whelk
Dorsanum scalatum Heilprin 1891 true whelk
Bolis enterogramma true whelk
Monoptygma crassiplicum true whelk | |
Murex fusates murex snail
Hexaplex (Hexaplex) vanuxemi Conrad 1865 murex snail | |
Athleta dalli volute | |
Agaronia bombylis Conrad 1833 snail | |
Uromitra brazosana ribbed mitre | |
Infracoronia ludoviciana, "Coronia margaritosa" = Gemmula (Coronia), "Coronia sublerchi" = Gemmula (Coronia), "? Coronia alternata" = Gemmula (Coronia), Cochlespirella nana, Pleurofusia prosseri, ? Pleurofusia huppertzi, Surculoma dumblei, Surculoma penrosei, Hesperiturris nodocarinatus, Michela trabeatoides, Lyrosurcula gibbera, Lyrosurcula vaughani, ? Eosurcula superpons, Eosurcula moorei, Protosurcula tenuirostris, Surculites cabezai
Infracoronia ludoviciana Harris and Palmer 1947 turrid
"Coronia margaritosa" = Gemmula (Coronia) turrid
"Coronia sublerchi" = Gemmula (Coronia) turrid
"? Coronia alternata" = Gemmula (Coronia) turrid
Cochlespirella nana turrid
Pleurofusia prosseri turrid
? Pleurofusia huppertzi turrid ? Pleurofusia huppertzi and ? Pleurofusia huppertzi var. Asubspecies ? Pleurofusia huppertzi var. B
Surculoma dumblei turrid
Surculoma penrosei turrid
Hesperiturris nodocarinatus Gabb 1860 turrid Hesperiturris nodocarinatus enstricrinus and Hesperiturris nodocarinatus var.
Michela trabeatoides Harris 1895 turrid
Lyrosurcula gibbera turrid
Lyrosurcula vaughani turrid
? Eosurcula superpons turrid
Eosurcula moorei Gabb 1860 turrid Eosurcula moorei and Eosurcula moorei corpulenta and Eosurcula moorei olssoni
Protosurcula tenuirostris turrid | |
Conus (Lithoconus) smithvillensis Harris 1895 cone shell | |
""Pleurotoma" ("Bela") rebeccae" = Bela
""Pleurotoma" ("Bela") rebeccae" = Bela snail | |
"Leptosurcula beadata" = Turricula (Leptosurcula)
"Leptosurcula beadata" = Turricula (Leptosurcula) snail | |
| |
"Eodrillia texanopsis" = Tropisurcula (Eodrillia), Cochlespira bella
"Eodrillia texanopsis" = Tropisurcula (Eodrillia) snail
Cochlespira bella Harris 1937 snail | |
Bonellitia bastropensis snail
Cancelrana finexa snail
Trigonostoma harrisi snail
Trigonostoma panones snail | |
Xenophora "sp. C" Fischer von Waldheim 1807 carrier shell | |
Cypraedia subcancellata Johnson 1899 snail | |
"Ectinochilus texanum" = Rimella
| |
Balcis spp. Leach 1847 snail | |
Bivalvia | |
"Yoldia (Orthoyoldia) psammotaea" = Orthoyoldia psammotaea, ? Saccella atakta
"Yoldia (Orthoyoldia) psammotaea" = Orthoyoldia psammotaea Dall 1898 pointed nut clam
? Saccella atakta pointed nut clam | |
Nucula (Nucula) smithvillensis Stenzel and Twining 1957 nut clam | |
Barbatia (Acar) aspera Conrad 1854 miniature ark | |
Cubitostrea smithvillensis Harris 1919 oyster | |
Chlamys burlesonensis scallop | |
"Lima (Limatulella) smithvillensis" = Limaria (Limaria) smithvillensis
"Lima (Limatulella) smithvillensis" = Limaria (Limaria) smithvillensis Stenzel and Twining 1957 file clam | |
Lirodiscus (Lirodiscus) smithvillensis Harris 1895 clam | |
Venericardia (Rotundicardia) rotunda Lea 1833 clam Venericardia (Rotundicardia) rotunda coloradonis and Venericardia (Rotundicardia) rotunda flabellum
| |
Crassatella trapaquara, "Crassatella texana" = Crassatellites texana
Crassatella trapaquara Harris 1895 clam
"Crassatella texana" = Crassatellites texana Harris 1895 clam | |
Corbula (Caryocorbula) deusseni, "Corbula (Caryocorbula) engonatoides" = Caryocorbula engonatoides
"Corbula (Caryocorbula) engonatoides" = Caryocorbula engonatoides Gardner 1927 clam |