PBDB Collection

Joe Taylor Branch, Reklaw FM, TX (Eocene of the United States)

Where: Milam County, Texas (30.9° N, 95.4° W: paleocoordinates 34.0° N, 81.2° 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

• regions of clayey silt alternate with finely laminated sands, glauconite and greensand layers, often with boundaries obscured by contorted bedding. interspersed with the silts are thin shell-rich layers containing corals, bryozoans, molluscs and fish.

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 7788: authorized by Linda Ivany, entered by Elizabeth Kowalski on 02.06.2000, edited by Austin Hendy

Creative Commons license: CC BY (attribution)

Taxonomic list

• Catagory abundances: a = abundant, c= common, u = uncommon, r = rare.

Show authors, comments, and common names

unclassified
-	Nuulana turgeo n. sp. Nuulana turgeo n. sp.
Scaphopoda
Dentaliida - Dentaliidae	Dentalium palmerae n. sp. Dentalium palmerae n. sp. tusk shell
Dentaliida - Fustiariidae	Fustiaria aciculata n. sp. Fustiaria aciculata n. sp. tusk shell
Gadilida - Gadilidae	Cadulus bisissura n. sp. Cadulus bisissura n. sp. tusk shell
Bivalvia
Arcida - Glycymerididae	Glycymeris sp. Glycymeris sp. Da Costa 1778 clam
Arcida - Arcidae	Barbatia reklawensis n. sp., Barbatia salebrosus n. sp., Bathyarca claibornica, Pachecoa concentrica Barbatia reklawensis n. sp. clam Barbatia salebrosus n. sp. clam Bathyarca claibornica clam Pachecoa concentrica clam
Ostreida - Pinnidae	? Atrina sp. ? Atrina sp. Gray 1842 oyster
Ostreida - Pteriidae	Pteria cf. petropolitana Pteria cf. petropolitana pearl oyster
Pectinida - Pectinoidae	Amusium zinguli n. sp. Amusium zinguli n. sp. scallop
Pectinida - Plicatulidae	Plicatula pustula n. sp. Plicatula pustula n. sp. scallop
Carditida - Carditidae	Venericor densata n. sp., "Claibornicardia milamensis n. sp." = Glyptoactis (Claibornicardia) Venericor densata n. sp. Conrad 1845 clam Venericor densata reklawensis "Claibornicardia milamensis n. sp." = Glyptoactis (Claibornicardia) clam Claibornicardia n. sp. milamensis u category and Claibornicardia milamensis reklawensis r category
Lucinida - Lucinidae	Anodontia reklawensis n. sp. Anodontia reklawensis n. sp. clam
Pholadida - Corbulidae	"Notocorbula marquezensis n. sp." = Corbula (Notocorbula), Caryocorbula marquezensis n. sp. "Notocorbula marquezensis n. sp." = Corbula (Notocorbula) clam Caryocorbula marquezensis n. sp. clam
Pholadida - Teredinidae	Bankia petalus n. sp. Bankia petalus n. sp. clam
Cardiida - Tellinidae	Arcopagia trumani, Tellina milamensis n. sp. Arcopagia trumani tellin clam Tellina milamensis n. sp. Garvie 1996 tellin clam
Cardiida - Chamidae	Chama taylorensis Chama taylorensis jewel box
Cardiida - Kelliellidae	"Lutetia texana n. sp." = Kellyella (Lutetia), Alveinus cf. minutus "Lutetia texana n. sp." = Kellyella (Lutetia) clam Lutetia texana reklawensis Alveinus cf. minutus Conrad 1865 clam
Cardiida -	Tenuimactra hodgkinsoni n. gen. n. sp. Tenuimactra hodgkinsoni n. gen. n. sp. clam
Solenida - Solenidae	"Eosolen shirleyi n. sp." = Solena (Eosolen) "Eosolen shirleyi n. sp." = Solena (Eosolen) clam
Hiatellida - Hiatellidae	? Panopea sp. ? Panopea sp. Menard 1807 clam
Poromyida - Cuspidariidae	? Cardiomya sp., ? Cardiomya fredsmithi n. sp. ? Cardiomya sp. Adams 1864 clam ? Cardiomya fredsmithi n. sp. clam
Thraciida - Periplomatidae	Cochlodesma ovalis n. sp. Cochlodesma ovalis n. sp. clam
Pholadomyida - Pholadomyidae	Pholadomya cf. leonensis Pholadomya cf. leonensis clam
Nuculanida - Nuculanidae	Litorhadia sp., Litorhadia valdefragilis n. sp., Litorhadia undulata n. sp., Litorhadia milamensis n. sp., Orthoyoldia psammotaea Litorhadia sp. Stewart 1930 pointed nut clam Litorhadia valdefragilis n. sp. pointed nut clam Litorhadia undulata n. sp. pointed nut clam Litorhadia milamensis n. sp. pointed nut clam Orthoyoldia psammotaea Dall 1898 pointed nut clam Orthoyoldia psammotaea vivianensis
Nuculida - Nuculidae	Nucula cochlear n. sp., Nucula aff. smithvillensis Nucula cochlear n. sp. nut clam Nucula aff. smithvillensis Stenzel and Twining 1957 nut clam
Cephalopoda
Nautilida - Aturiidae	Aturia cf. turneri Aturia cf. turneri Stenzel 1940 nautiloid
Sepiida - Belosepiidae	Belosepia pennae n. sp. Belosepia pennae n. sp. cuttlefish
Gastropoda
Trochoidea - Skeneidae	Tubiola gracilis n. sp., ? Solariorbis parsnaticoides n. sp., Solariorbis discoides n. sp. Tubiola gracilis n. sp. snail ? Solariorbis parsnaticoides n. sp. snail Solariorbis discoides n. sp. snail
Opisthobranchia - Scaphandridae	Mnestia confusa n. sp., Mnestia rotunda n. sp. Mnestia confusa n. sp. snail Mnestia rotunda n. sp. snail
Opisthobranchia - Retusidae	Volvulella reklawensis n. sp., Retusa cf. adamsi Volvulella reklawensis n. sp. snail Retusa cf. adamsi snail [entered as Retusa adamski]
Opisthobranchia - Umbraculidae	Umbraculum tomaculum n. sp. Umbraculum tomaculum n. sp. snail
Heterostropha - Architectonicidae	Architectonica geminicostata, Architectonica aldrichi, Architectonica fimbriaea n. sp., Architectonica reklawensis n. sp., Pseudomalaxis acuta, Pseudomalaxis reklawensis n. sp. Architectonica geminicostata sundial Architectonica aldrichi sundial Architectonica aldrichi caterva Architectonica fimbriaea n. sp. sundial Architectonica reklawensis n. sp. sundial Pseudomalaxis acuta snail Pseudomalaxis reklawensis n. sp. snail
Heterostropha - Pyramidellidae	Pyramidella tundrae n. sp., Pyramidella filamentosa n. sp., Pyramidella perexilis, Pyramidella pirum n. sp., Turbonilla sp., Turbonilla meta n. sp., Turbonilla neglecta n. sp. Pyramidella tundrae n. sp. snail Pyramidella filamentosa n. sp. snail Pyramidella perexilis snail Pyramidella pirum n. sp. snail Turbonilla sp. Risso 1826 snail Turbonilla meta n. sp. snail Turbonilla neglecta n. sp. snail
Heterostropha - Acteonidae	Acteon pomilius, "Semiacteon texanum n. sp." = Semiactaeon Acteon pomilius snail Acteon pomilis punctatus "Semiacteon texanum n. sp." = Semiactaeon snail
Heterostropha - Ringiculidae	Ringicula trapaquara Ringicula trapaquara snail
Heterostropha - Mathildidae	Mathilda cribraea n. sp., Mathilda retisculpta, Gegania antiquata Mathilda cribraea n. sp. snail Mathilda retisculpta snail Mathilda retisculpta aldrichi Gegania antiquata snail Gegania antiquata texana
Neritoidea - Neritidae	Theodoxus domicilium n. sp. Theodoxus domicilium n. sp. snail
Epitonioidea - Epitoniidae	"? Rugatiscala sp." = Opalia (Rugatiscala), "Rugatiscala cooperi n. sp." = Opalia (Rugatiscala), Amaea macula n. sp. "? Rugatiscala sp." = Opalia (Rugatiscala) de Boury 1913 wentletrap "Rugatiscala cooperi n. sp." = Opalia (Rugatiscala) wentletrap Amaea macula n. sp. wentletrap
Vanikoroidea - Eulimidae	Melanella cf. notata, Melanella minutissima n. sp. Melanella cf. notata snail Melanella minutissima n. sp. snail
Cerithioidea - Litiopidae	Litiopa texana n. sp. Litiopa texana n. sp. snail
Cerithioidea - Planaxidae	Postalia americana n. sp. Postalia americana n. sp. snail
Cerithioidea - Cerithiidae	Bittium tresquatrum n. sp. Bittium tresquatrum n. sp. cerith snail
Sorbeoconcha - Naticidae	Natica moffitti n. sp., Natica brevisulcata n. sp., Polinices onustus, Sinum moveum n. sp., Sinum taylori n. sp. Natica moffitti n. sp. moon snail Natica brevisulcata n. sp. moon snail Polinices onustus moon snail Polinices onustus reklawensis Sinum moveum n. sp. moon snail Sinum taylori n. sp. moon snail
Sorbeoconcha - Vitrinellidae	Cyclostremiscus exacuus Cyclostremiscus exacuus snail
Sorbeoconcha - Tornidae	Teinostoma cf. texanum Teinostoma cf. texanum Palmer 1937 snail
Sorbeoconcha - Ficidae	"Ficopsis nucleoides n. sp." = Ficus "Ficopsis nucleoides n. sp." = Ficus fig shell
Sorbeoconcha - Cypraeidae	Cypraeorbis bulbus n. sp. Cypraeorbis bulbus n. sp. Garvie 1996 cowry
Sorbeoconcha - Eocypraeidae	"Neosimnia scobina n. sp." = Transovula scobina "Neosimnia scobina n. sp." = Transovula scobina Garvie 1996 snail
Neogastropoda - Costellariidae	Pyramimitra eocenica n. sp. Pyramimitra eocenica n. sp. ribbed mitre
Neogastropoda - Mitridae	"Volvariella milamensis n. sp." = Volvaria (Volvariella) "Volvariella milamensis n. sp." = Volvaria (Volvariella) mitre shell
Neogastropoda - Columbellidae	Mitrella nuttalli n. sp., Mitrella nuttalli n. sp. Mitrella nuttalli n. sp. snail Mitrella nuttalli lineata Mitrella nuttalli n. sp. snail
Neogastropoda - Buccinidae	Siphonalia cf. plummeri, Antillophos multilineatum n. sp., Laevibuccinum lineatum, Strepsidura harrisi, Pseudoliva cf. santander Siphonalia cf. plummeri true whelk Antillophos multilineatum n. sp. true whelk Laevibuccinum lineatum true whelk Strepsidura harrisi true whelk Pseudoliva cf. santander true whelk
Neogastropoda - Melongenidae	Sycostoma texana n. sp., Levifusus serrae n. sp., Cornulina minax Sycostoma texana n. sp. snail Levifusus serrae n. sp. snail Cornulina minax Solander 1766 snail Cornulina minax dockeryi
Neogastropoda - Nassariidae	Colwellia sp., Colwellia bilineata n. sp., "Buccinanops ellipticum" = Bullia (Buccinanops), Bullia altilis n. sp., "Tritiaria nodosa n. sp." = Nassarius (Tritiaria) Colwellia sp. Nuttall and Cooper 1973 snail Colwellia bilineata n. sp. snail "Buccinanops ellipticum" = Bullia (Buccinanops) snail Buccinanops ellipticatum reklawensis Bullia altilis n. sp. Conrad 1832 snail Bullia altilis harrisi "Tritiaria nodosa n. sp." = Nassarius (Tritiaria) snail
Neogastropoda - Fasciolariidae	Falsifusus ottonis, Fusinus claibornica n. sp., ? Clavilithes acus n. sp., Clavilithes parvetorbis n. sp., Mazzalina conica n. sp. Falsifusus ottonis snail Fusinus claibornica n. sp. snail ? Clavilithes acus n. sp. snail Clavilithes parvetorbis n. sp. snail Mazzalina conica n. sp. snail
Neogastropoda - Cancellariidae	Trigonostoma jonesae n. sp., Trigonostoma elegantissima n. sp., Trigonostoma herbae n. sp. Trigonostoma jonesae n. sp. snail Trigonostoma elegantissima n. sp. snail Trigonostoma herbae n. sp. snail
Neogastropoda - Olividae	Ancilla staminea Ancilla staminea Conrad 1832 olive snail Ancilla staminea reklawensis
Neogastropoda - Turridae	Lyrosurcula cf. vaughani, ? Pleurofusia huppertzi, Eosurcula moorei, Hesperiturris monilis, ? Hesperiturris monilis n. sp., Hesperiturris nodocarinatus, Surculites lapillus n. sp., "Coronia taylori n. sp." = Gemmula (Coronia), Michela trabeatoides, Protosurcula aurora n. sp., Surculoma imbricata n. sp. Lyrosurcula cf. vaughani turrid ? Pleurofusia huppertzi turrid Eosurcula moorei Gabb 1860 turrid Eosurcula moorei reklawensis Hesperiturris monilis turrid ? Hesperiturris monilis n. sp. levae ? Hesperiturris monilis n. sp. turrid Hesperiturris nodocarinatus Gabb 1860 turrid Hesperiturris nodocarinatus crassus Surculites lapillus n. sp. turrid "Coronia taylori n. sp." = Gemmula (Coronia) turrid Michela trabeatoides Harris 1895 turrid Michela trabeatoides carinata Protosurcula aurora n. sp. turrid Surculoma imbricata n. sp. turrid
Neogastropoda - Conidae	"Conus nocens n. sp." = Conus sauridens "Conus nocens n. sp." = Conus sauridens Conrad 1833 cone shell
Neogastropoda - Clavatulidae	Turricula sp. Turricula sp. Schumacher 1817 snail
Neogastropoda - Cochlespiridae	Tropisurcula planus n. sp., Tropisurcula milamensis n. sp. Tropisurcula planus n. sp. snail Tropisurcula milamensis n. sp. snail
Neogastropoda - Terebridae	Hastula longifera n. sp., Hastula ampulla n. sp., Hastula milamensis n. sp. Hastula longifera n. sp. auger snail Hastula ampulla n. sp. auger snail Hastula milamensis n. sp. auger snail
Neogastropoda - Raphitomidae	Raphitoma iuventae n. sp., Raphitoma georgei Raphitoma iuventae n. sp. snail Raphitoma georgei snail Raphitoma georgei reklawensis
Neogastropoda - Clathurellidae	Eocythara lineata n. gen. n. sp., Eocythara texanum n. gen. n. sp. Eocythara lineata n. gen. n. sp. snail Eocythara texanum n. gen. n. sp. snail
Neogastropoda - Borsoniidae	Bathytoma cf. nonplicata, Microdrillia rostratula Bathytoma cf. nonplicata snail Microdrillia rostratula snail
Neogastropoda - Volutidae	"Volutocorbis stenzeli" = Athleta (Volutocorbis), "Athleta petrosus" = Athleta petrosa, Cryptochorda sp. "Volutocorbis stenzeli" = Athleta (Volutocorbis) volute "Athleta petrosus" = Athleta petrosa Conrad 1833 volute Athleta petrosus smithi Cryptochorda sp. Mörch 1858 volute
Sorbeoconcha - Cassidae	Phalium reklawensis, "Galeodea turneri" = Galeodea (Gomphopages) turneri Phalium reklawensis snail "Galeodea turneri" = Galeodea (Gomphopages) turneri Gardner 1939 snail
Sorbeoconcha - Ranellidae	"Distorsio nucleoides" = Sassia nucleoides "Distorsio nucleoides" = Sassia nucleoides Garvie 1996 triton shell