Where: Bastrop County, Texas (30.1° N, 97.3° W: paleocoordinates 33.5° N, 83.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Marquez Shale Member (Reklaw Formation), Ypresian (56.0 - 47.8 Ma)
• member-level stratigraphic resolution
Environment/lithology: marine; unlithified, glauconitic, argillaceous siltstone and sandstone
Size class: mesofossils
Preservation: original calcite
Collection methods: bulk, surface (in situ), chemical, mechanical,
• molluscs only
Primary reference: C. L. Garvie. 1996. The Molluscan Macrofauna of the Reklaw Formation, Marquez Member (Eocene: Lower Claibornian), in Texas. Bulletins of American Paleontology 111(352):1-177 [L. Ivany/E. Kowalski]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 7789: authorized by Linda Ivany, entered by Elizabeth Kowalski on 02.06.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Scaphopoda | |
Cadulus aff. subcoarcuatus tusk shell
Cadulus bisissura n. sp. tusk shell | |
Dentalium palmerae n. sp.
Dentalium palmerae n. sp. tusk shell | |
Fustiaria aciculata n. sp.
Fustiaria aciculata n. sp. tusk shell | |
Bivalvia | |
Orthoyoldia psammotaea, Nuculana demissa n. sp., Nuculana turgeo n. sp., Litorhadia undulata n. sp., Litorhadia valdefragilis n. sp.
Nuculana demissa n. sp. pointed nut clam
Nuculana turgeo n. sp. pointed nut clam
Litorhadia undulata n. sp. pointed nut clam
Litorhadia valdefragilis n. sp. pointed nut clam | |
Nucula cochlear n. sp.
Nucula cochlear n. sp. nut clam | |
Mytilus sp. Linnaeus 1758 mussel | |
Gregariella ridgei n. sp.
Gregariella ridgei n. sp. clam | |
Bathyarca claibornica n. sp., Pachecoa concentrica n. sp., Barbatia reklawensis n. sp., Barbatia salebrosus n. sp.
Bathyarca claibornica n. sp. clam
Pachecoa concentrica n. sp. clam
Barbatia reklawensis n. sp. clam
Barbatia salebrosus n. sp. clam | |
Hyotissa offemanae n. sp.
Hyotissa offemanae n. sp. oyster | |
Pteria sp. Scopoli 1777 pearl oyster | |
Plicatula pustula n. sp.
Plicatula pustula n. sp. scallop | |
Amusium zinguli n. sp.
Amusium zinguli n. sp. scallop | |
"Claibornicardia milamensis n. sp." = Glyptoactis (Claibornicardia), Venericor densata n. sp.
"Claibornicardia milamensis n. sp." = Glyptoactis (Claibornicardia) clam | |
Cochlodesma ovalis n. sp.
Cochlodesma ovalis n. sp. clam | |
? Cardiomya sp. Adams 1864 clam
? Cardiomya fredsmithi n. sp. clam | |
Panopea sp. Menard 1807 clam | |
"Notocorbula marquezensis n. sp." = Corbula (Notocorbula)
"Notocorbula marquezensis n. sp." = Corbula (Notocorbula) clam | |
Alveinus cf. minutus Conrad 1865 clam | |
Pitar sp., Pitar turneri n. sp.
Pitar sp. Römer 1857 venus clam
Pitar turneri n. sp. venus clam | |
Chama taylorensis n. sp.
Chama taylorensis n. sp. jewel box | |
Tenuimactra hodgkinsoni n. gen. n. sp.
Tenuimactra hodgkinsoni n. gen. n. sp. clam | |
Anodontia sp. Link 1807 clam | |
Gastropoda | |
Cerithiopsis sp. Hanley 1849 snail | |
Cyclostremiscus exacuus snail | |
Polinices onustus, Natica moffitti n. sp., Natica brevisulcata n. sp., Amaurellina plummeri n. sp., Sinum moveum n. sp., Sinum taylori n. sp.
Natica moffitti n. sp. moon snail
Natica brevisulcata n. sp. moon snail
Amaurellina plummeri n. sp. moon snail
Sinum moveum n. sp. moon snail
Sinum taylori n. sp. moon snail | |
Littorina eofasciata n. sp.
Littorina eofasciata n. sp. periwinkle | |
Pyramimitra eocenica n. sp.
Pyramimitra eocenica n. sp. ribbed mitre | |
Raphitoma bastropensis n. sp.
Raphitoma bastropensis n. sp. snail | |
Hastula ampulla n. sp., Hastula milamensis n. sp.
Hastula ampulla n. sp. auger snail
Hastula milamensis n. sp. auger snail | |
Spirotropis claibornica n. sp.
Spirotropis claibornica n. sp. snail | |
Michela trabeatoides, Eosurcula moorei n. sp., "Coronia margaritosa" = Gemmula (Coronia), "Coronia taylori n. sp." = Gemmula (Coronia), Protosurcula aurora n. sp., ? Hesperiturris monilis n. sp., Hesperiturris nodocarinatus, Surculites lapillus n. sp., Surculoma imbricata n. sp.
"Coronia margaritosa" = Gemmula (Coronia) turrid
"Coronia taylori n. sp." = Gemmula (Coronia) turrid
Protosurcula aurora n. sp. turrid
? Hesperiturris monilis n. sp. turrid
Surculites lapillus n. sp. turrid
Surculoma imbricata n. sp. turrid | |
"Leptosurcula carinata n. sp." = Turricula (Leptosurcula)
"Leptosurcula carinata n. sp." = Turricula (Leptosurcula) snail | |
Eocythara texanum n. gen. n. sp., Varicobela filum n. sp.
Eocythara texanum n. gen. n. sp. snail
Varicobela filum n. sp. snail | |
Tropisurcula grandis n. sp. snail
Tropisurcula planus n. sp. snail
Tropisurcula milamensis n. sp. snail | |
| |
Pseudometula gradus n. gen. n. sp.
Pseudometula gradus n. gen. n. sp. snail | |
"Volutocorbis stenzeli" = Athleta (Volutocorbis)
"Volutocorbis stenzeli" = Athleta (Volutocorbis) volute | |
Hexaplex eoa n. sp., Pterynotus cf. stenzeli
Hexaplex eoa n. sp. murex snail
Pterynotus cf. stenzeli Vokes 1970 mustached bat | |
Cornulina minax n. sp., ? Levifusus serrae n. sp.
? Levifusus serrae n. sp. snail | |
Colwellia bilineata n. sp., "Tritiaria nodosa n. sp." = Nassarius (Tritiaria)
Colwellia bilineata n. sp. snail
"Tritiaria nodosa n. sp." = Nassarius (Tritiaria) snail | |
Mitrella nuttalli n. sp.
Mitrella nuttalli n. sp. snail Mitrella nuttalli lineata c category and Mitrella n. sp. nuttalli u category
| |
Terebrifusus multiplicatus, Antillophos multilineatum n. sp., Laevibuccinum lineatum, Strepsidura harrisi, Pseudoliva cf. santander, Metula elongatoides n. sp., Euryochetus punctatum n. sp.
Terebrifusus multiplicatus true whelk
Antillophos multilineatum n. sp. true whelk
Laevibuccinum lineatum true whelk
Strepsidura harrisi true whelk
Pseudoliva cf. santander true whelk
Metula elongatoides n. sp. true whelk
Euryochetus punctatum n. sp. true whelk | |
Admetula irregularis n. sp. snail
Trigonostoma elegantissima n. sp. snail
Trigonostoma herbae n. sp. snail | |
"Ficopsis nucleoides n. sp." = Ficus
"Ficopsis nucleoides n. sp." = Ficus fig shell | |
"Distorsio nucleoides n. sp." = Sassia nucleoides
"Distorsio nucleoides n. sp." = Sassia nucleoides Garvie 1996 triton shell | |
Phalium reklawensis n. sp., "Galeodea turneri" = Galeodea (Gomphopages) turneri
Phalium reklawensis n. sp. snail
"Galeodea turneri" = Galeodea (Gomphopages) turneri Gardner 1939 snail | |
Cypraeorbis bulbus n. sp.
Cypraeorbis bulbus n. sp. Garvie 1996 cowry | |
"Neosimnia scobina n. sp." = Transovula scobina
"Neosimnia scobina n. sp." = Transovula scobina Garvie 1996 snail | |
"Ectinochilus sp." = Rimella
"Ectinochilus sp." = Rimella Agassiz 1840 true conch | |
? Serpulorbis multiclavus n. sp.
? Serpulorbis multiclavus n. sp. worm shell | |
Melanella cf. notata snail | |
Amaea texana n. sp., Amaea macula n. sp.
Amaea texana n. sp. wentletrap
Amaea macula n. sp. wentletrap | |
Litiopa texana n. sp.
Litiopa texana n. sp. snail | |
Postalia americana n. sp.
Postalia americana n. sp. snail | |
Turritella turneri turret shell
Glyptozaria americanae n. sp. turret shell | |
Bittium ridgei n. sp., Bittium tresquatrum n. sp.
Bittium ridgei n. sp. cerith snail
Bittium tresquatrum n. sp. cerith snail | |
Mathilda iugum n. sp., Mathilda cribraea n. sp., Mathilda cf. claibornensis, Mathilda cf. retisculpta
Mathilda iugum n. sp. snail
Mathilda cribraea n. sp. snail | |
Pseudomalaxis reklawensis n. sp., Architectonica geminicostata n. sp., Architectonica aldrichi n. sp., Architectonica reklawensis n. sp.
Pseudomalaxis reklawensis n. sp. snail
Architectonica geminicostata n. sp. sundial
Architectonica reklawensis n. sp. sundial | |
Odostomia ova n. sp., Odostomia spp., Turbonilla meta n. sp., Pyramidella tundrae n. sp., Pyramidella filamentosa n. sp., Pyramidella perexilis, Pyramidella pirum n. sp.
Odostomia ova n. sp. snail
Odostomia spp. Fleming 1817 snail
Turbonilla meta n. sp. snail
Pyramidella filamentosa n. sp. snail
Pyramidella perexilis snail
Pyramidella pirum n. sp. snail | |
Acteon pomilius, "Semiacteon texanum n. sp." = Semiactaeon
"Semiacteon texanum n. sp." = Semiactaeon snail | |
Ringicula cf. trapaquara snail | |
Trimalaxis ora n. gen. n. sp.
Trimalaxis ora n. gen. n. sp. snail | |
Volvulella reklawensis n. sp. snail
Retusa notata n. sp. snail | |
Philine sp. Ascanius 1772 snail | |
Mnestia confusa n. sp., Mnestia rotunda n. sp.
Mnestia confusa n. sp. snail
Mnestia rotunda n. sp. snail | |
Cephalopoda | |
Belosepia pennae n. sp.
Belosepia pennae n. sp. cuttlefish | |
Aturia turneri Stenzel 1940 | |
Latrius | |
Latrius traceyi n. sp.
Latrius traceyi n. sp. |