PBDB Collection

Nelson 2 (Eocene of the United States)

Where: Burleson County, Texas (30.5° N, 96.7° W: paleocoordinates 31.8° N, 88.0° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Stone City Formation, Bartonian (41.3 - 38.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; unlithified, condensed, glauconitic, argillaceous sandstone

• Environment from PBDB #2412

• muddy glauconite sand above storm wave base. Lithology described from PBDB #2412

Size class: mesofossils

Primary reference: P. C. Nelson. 1975. Community structure and evaluation of trophic analysis in paleoecology Stone City Formation (Middle Eocene, Texas). Texas A&M Master''s thesis 1-168 [M. Kosnik/M. Kosnik]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 7438: authorized by Matt Kosnik, entered by Matt Kosnik on 18.07.2000, edited by Austin Hendy

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

unclassified
-	Echinoidae indet., Alcyonarian indet., Bryozoan "sp. 1", Bryozoan "sp. 2", Crab indet. Echinoidae indet. Heart Urchin remains Alcyonarian indet. unknown Alcyonarian Bryozoan "sp. 1" unknown bryozoan #1 Bryozoan "sp. 2" unknown bryozoan #2 Crab indet. Crab remains
Scaphopoda
Gadilida - Gadilidae	"Cadulus (Gadila) palmerae" = Gadila "Cadulus (Gadila) palmerae" = Gadila tusk shell Cadulus (Gadila) palmerae Hodgkinson 1974
Dentaliida - Dentaliidae	"Dentalium (Antalis) minutistriatum" = Dentalium minutistriatum "Dentalium (Antalis) minutistriatum" = Dentalium minutistriatum Gabb 1850 tusk shell Dentalium (Antalis) minutistriatum Gabb 1860
Gastropoda
Heterostropha - Pyramidellidae	"Pyrimidella sp." = Pyramidella "Pyrimidella sp." = Pyramidella Lamarck 1799 snail Pyrimidella sp.
Heterostropha - Architectonicidae	Architectonica sp., Architectonica sp., Architectonica sp. Architectonica sp. Röding 1798 sundial Architectonica sp. A Architectonica sp. Röding 1798 sundial Architectonica sp. B Architectonica sp. Röding 1798 sundial Architectonica sp. C
Heterostropha - Ringiculidae	Ringicula trapaquara Ringicula trapaquara snail Ringicula trapequara Harris 1895
Heterostropha - Mathildidae	Gegania sp., Gegania antiquata, cf. Mathilda claibornensis Gegania sp. Jeffreys 1884 snail Gegania sp. Gegania antiquata snail Gegania antiquata striata (I. Lea 1833) cf. Mathilda claibornensis snail cf. Mathilda claibornensis Aldrich 1887
Epitonioidea - Epitoniidae	cf. Cirsotrema (Coroniscala) nassulum cf. Cirsotrema (Coroniscala) nassulum Conrad 1854 wentletrap cf. Cirsotrema (Coroniscala) nassulum (Conrad 1833)
Cerithioidea - Turritellidae	Turritella houstonia, Turritella nasuta, Mesalia claibornensis, "Turritella dumblei" = Kapalmerella dumblei, "Turritella pleboides" = Kapalmerella pleboides Turritella houstonia turret shell Turritella houstonia Harris 1895 Turritella nasuta turret shell Turritella nasuta Gabb 1860 Mesalia claibornensis turret shell Mesalia claibornensis Harris 1895 "Turritella dumblei" = Kapalmerella dumblei Harris 1895 turret shell Turritella dumblei Harris 1895 "Turritella pleboides" = Kapalmerella pleboides Vaughan 1895 turret shell Turritella pleboides (Vaughan 1895)
Vanikoroidea - Eulimidae	Balcis exilis, Balcis tenua Balcis exilis snail Balcis exilis (Gabb 1860) Balcis tenua snail Balcis tenua (Gabb 1860)
Sorbeoconcha - Ficidae	"Ficopsis penita" = Ficus, "Ficopsis texana" = Ficus "Ficopsis penita" = Ficus fig shell Ficopsis penita (Conrad 1833) "Ficopsis texana" = Ficus fig shell Ficopsis texana (Harris 1895)
Sorbeoconcha - Ranellidae	"Distorsio (Personella) septemdentata" = Sassia (Personella) septemdentata "Distorsio (Personella) septemdentata" = Sassia (Personella) septemdentata Gabb 1860 triton shell Distorsio (Personella) septemdentata Gabb 1860
Neogastropoda - Volutidae	"Bullata semenoides" = Closia (Bullata), "Athleta petrosus" = Athleta petrosa, Athleta lisbonensis "Bullata semenoides" = Closia (Bullata) volute Bullata semenoides (Gabb 1860) "Athleta petrosus" = Athleta petrosa Conrad 1833 volute Athleta petrosus (Conrad 1833) Athleta lisbonensis volute Athleta lisbonensis forma crockettensis (Plummer 1933)
Neogastropoda - Muricidae	"Murex vanuxemi" = Hexaplex (Hexaplex) vanuxemi "Murex vanuxemi" = Hexaplex (Hexaplex) vanuxemi Conrad 1865 murex snail Murex vanuxemi silvaticus Palmer 1937
Neogastropoda - Olividae	Ancilla staminea punctulifera Ancilla staminea punctulifera Lamarck 1799 olive snail Ancilla staminea punctulifera (Gabb 1860)
Neogastropoda - Melongenidae	Levifusus mortoniopsis Levifusus mortoniopsis snail Levifusus mortonopsis (Gabb 1860)
Neogastropoda - Buccinidae	Buccitriton texanum, Buccitriton sagenum, Dorsanum scalatum, Pseudoliva vetusta Buccitriton texanum true whelk Buccitriton texanum (Gabb 1860) Buccitriton sagenum Conrad 1833 true whelk Buccitriton sagenum (Conrad 1833) Dorsanum scalatum Heilprin 1891 true whelk Dorsanum scalatum (Heilprin 1891) Pseudoliva vetusta Conrad 1833 true whelk Pseudoliva vetusta carinata (Conrad in Gabb 1860) 3 specimens and Pseudoliva vetusta forma (Conrad 1833) 3 specimens
Neogastropoda - Fasciolariidae	Latirus moorei Latirus moorei Gabb 1860 snail Latirus moorei (Gabb 1860)
Neogastropoda - Borsoniidae	Microdrillia aldrichella Microdrillia aldrichella snail Microdrillia aldrichella Casey 1903
Neogastropoda - Turridae	Michela trabeatoides, Cochlespirella nana, Hesperiturris nodocarinatus, Hesperiturris nodocarinatus, Protosurcula gabbii, "Coronia genitiva" = Gemmula (Coronia) genitiva, Eosurcula moorei Michela trabeatoides Harris 1895 turrid Michela trabeatoides (Harris 1895) Cochlespirella nana turrid Cochlespirella nana (I. Lea 1833) Hesperiturris nodocarinatus Gabb 1860 turrid Hesperiturris nodocarinatus (Gabb 1860) Hesperiturris nodocarinatus Gabb 1860 turrid Hesperiturris nodocarinatus "var" (Gabb 1860) Protosurcula gabbii Conrad 1865 turrid Protosurcula gabbii (Conrad 1865) "Coronia genitiva" = Gemmula (Coronia) genitiva Casey 1904 turrid Coronia genitiva (Casey 1904) Eosurcula moorei Gabb 1860 turrid Eosurcula moorei (Gabb 1860)
Neogastropoda - Terebridae	Terebra (Mirula) texagyra Terebra (Mirula) texagyra auger snail Terebra (Mirula) texagyra Harris 1895
Neogastropoda - Clavatulidae	Turricula (Plentaria) plenta Turricula (Plentaria) plenta snail Turricula (Plentaria) plenta (Aldrich and Harris 1895)
Neogastropoda - Conidae	Glyptotoma conradiana, Glyptotoma crassiplicata, "Conus (Lithoconus) sauridens" = Conus sauridens Glyptotoma conradiana cone shell Glyptotoma conradiana (Aldrich 1895) Glyptotoma crassiplicata Gabb 1860 cone shell Glyptotoma crassiplicata (Gabb 1860) "Conus (Lithoconus) sauridens" = Conus sauridens Conrad 1833 cone shell Conus (Lithoconus) sauridens Conrad 1833
Neogastropoda - Cochlespiridae	"Eodrillia texana" = Tropisurcula (Eodrillia), "cf. Ancistrosyrinx bastropensis" = Cochlespira "Eodrillia texana" = Tropisurcula (Eodrillia) snail Eodrillia texana (Conrad 1865) "cf. Ancistrosyrinx bastropensis" = Cochlespira snail cf. Ancistrosyrinx bastropensis (Harris 1937)
Neogastropoda - Cancellariidae	Bonellitia parilis, Trigonostoma penrosei, Trigonostoma babylonicum Bonellitia parilis snail Bonellitia parilis Palmer 1937 Trigonostoma penrosei snail Trigonostoma penrosii (Harris 1895) Trigonostoma babylonicum Lea 1833 snail Trigonostoma babylonicum (Lea 1833)
Sorbeoconcha - Naticidae	"Natica semilunata" = Natica (Naticarius) semilunata, Sinum bilix, Polinices aratus "Natica semilunata" = Natica (Naticarius) semilunata Lea 1833 moon snail "Natica" "(Naticarious)"semilunata I. Lea 1833 Sinum bilix Conrad 1833 moon snail Sinum bilix (Conrad 1833) Polinices aratus moon snail Polinices aratus (Gabb 1860)
Sorbeoconcha - Tornidae	Teinostoma texanum Teinostoma texanum Palmer 1937 snail Teinostoma texanum Palmer 1937
Sorbeoconcha - Caecidae	cf. Caecum sp. cf. Caecum sp. Fleming 1813 snail cf. Caecum sp.
Trochoidea - Skeneidae	Tiburnus texanus Tiburnus texanus snail Tiburnus texanus (Harris 1895)
Opisthobranchia - Retusidae	Retusa (Cylichnina) kellogii, Retusa (Cylichnina) galba Retusa (Cylichnina) kellogii snail Retusa (Cylichnina) kellogii (Gabb 1860) Retusa (Cylichnina) galba Conrad 1833 snail Retusa (Cylichnina) galba (Conrad 1833)
Bivalvia
Nuculanida - Nuculanidae	"Calorhadia (Litorhadia) petropolitana" = Litorhadia, ? Calorhadia (Litohadia) evanescentior, Orthoyoldia psammotaea, Calorhadia (Calorhadia) compsa "Calorhadia (Litorhadia) petropolitana" = Litorhadia pointed nut clam Calorhadia (Litohadia) petropolitana Stenzel and Krause 1957 ? Calorhadia (Litohadia) evanescentior Stenzel and E. K 1957 pointed nut clam Calorhadia (Litohadia?) evanescentior Stenzel and Krause 1957 Orthoyoldia psammotaea Dall 1898 pointed nut clam Orthoyoldia psammotaea (Dall 1898) Calorhadia (Calorhadia) compsa pointed nut clam Calorhadia (Calorhadia) compsa (Gabb 1860)
Nuculida - Nuculidae	"Nuclidae (Nucula) mauricensis" = Nucula (Nucula) mauricensis "Nuclidae (Nucula) mauricensis" = Nucula (Nucula) mauricensis Harris 1919 nut clam Nuclidae (Nucula) mauricensis Harris 1919
Ostreida - Ostreidae	Cubitostrea (Cubitostrea) petropolitana, Crassostrea frionis Cubitostrea (Cubitostrea) petropolitana Stenzel and J. T 1957 oyster Cubitostrea (Cubitostrea) petropolitana Stenzel and Twining 1957 Crassostrea frionis oyster Crassostrea frionis (Harris 1919)
Pectinida - Anomiidae	Anomia ephippioides Anomia ephippioides Gabb 1860 jingle Anomia ephippioides Gabb 1860
Arcida - Arcidae	Pachecoa (Pachecoa) sabinica, Pachecoa (Pachecoa) pulchra, Barbatia (Barbatia) uxorispalmeri Pachecoa (Pachecoa) sabinica Harris 1919 clam Pachecoa (Pachecoa) sabinica (Harris 1919) Pachecoa (Pachecoa) pulchra clam Pachecoa (Pachecoa) pulchra (Gabb 1860) Barbatia (Barbatia) uxorispalmeri Stenzel and E. K 1957 clam Barbatia (Barbatia) uxorispalmeri Stenzel and Krause 1957
Pholadida - Corbulidae	Vokesula smithvillensis, Caryocorbula deusseni, Notocorbula texana Vokesula smithvillensis Harris 1919 clam Vokesula smithvillensis petropolitana Stenzel and Twining 1957 Caryocorbula deusseni clam Caryocorbula deusseni (Gardner 1945) Notocorbula texana Gabb 1860 clam Notocorbula texana (Gabb 1860)
Cardiida - Anatinellidae	Pteropsella praelapidosa Pteropsella praelapidosa clam Pteropsella praelapidosa (Stenzel and Krause 1957)
Cardiida - Veneridae	Katherinella smithvillensis Katherinella smithvillensis Stenzel et al. 1957 venus clam Katherinella smithvillensis Stenzel and Krause 1957
Cardiida - Ungulinidae	Diplodonta (Diplodonta) petropolitana Diplodonta (Diplodonta) petropolitana clam Diplodonta (Diplodonta) petropolitana Stenzel 1957
Cardiida - Tellinidae	Tellina (Eurytellina) mooreana, Tellina (Morella) petropolitana Tellina (Eurytellina) mooreana Gabb 1860 tellin clam Tellina (Eurytellina) mooreana Gabb 1860 Tellina (Morella) petropolitana Stenzel and Krause 1957 tellin clam Tellina (Morella) petropolitana Stenzel and Krause 1957
Cardiida - Semelidae	Abra (Abra) petropolitana Abra (Abra) petropolitana Stenzel 1957 abra Abra (Abra) petropolitana Stenzel 1957
Carditida - Carditidae	cf. Venericardia (Venericor) densata cf. Venericardia (Venericor) densata Conrad 1845 clam cf. Venericardia (Venericor) densata (Conrad 1845)
Gymnolaemata
Cheilostomata - Otionellidae	Otionella tuberosa Otionella tuberosa Canu 1917 Otionella tuberosa Canu and Bassler 1917
Cheilostomata - Lunulitidae	Lunulites ligulata Lunulites ligulata Canu 1920 Lunulites ligulata (Canu and Bassler 1920)
Cheilostomata - Membraniporidae	Vibracellina capillaria, Trochopora bouei, Trochopora truncata Vibracellina capillaria Canu 1917 Vibracellina capillaria Canu and Bassler 1917 Trochopora bouei Trochopora bouei Lea 1833 Trochopora truncata Trochopora truncata (de'Gregorio 1890)
Actinopteri
Anguilliformes - Congridae	Parbatmya brazosensis Parbatmya brazosensis Frizzell and Dante 1965 conger eel Parbatmya brazosensis Dante and Frizzell 1965
Acanthomorphata - Sciaenidae	Corvina intermedia Corvina intermedia Koken 1884 Corvina intermedia (Koken 1888)
Perciformes - Serranidae	Allomorone burlesonis Allomorone burlesonis Frizzell and Dante 1965 perch-like fish Allomorone burlesonis Dante and Frizzell 1965
Ophidiiformes - Ophidiidae	Preophidion petropolis Preophidion petropolis Frizzell and Dante 1965 Preophidion petropolis Dante and Frizzell 1965
Ophidiiformes - Ophididae	Signata stenzeli Signata stenzeli Frizzell and Dante 1965 Signata stenzeli Dante and Frizzell 1965
Beryciformes -	Brazosiella moselevi, Brazosiella kokeni Brazosiella moselevi Brazosiella moselevi Dante and Frizzell 1965 Brazosiella kokeni Frizzell and Dante 1965 Brazosiella kokeni Dante and Frizzell 1965
Anthozoa
Scleractinia - Turbinoliidae	Turbinolia (Turbinolia) pharetra Turbinolia (Turbinolia) pharetra Lea 1833 stony coral Turbinolia (Turbinolia) pharetra (Lea 1833)