PBDB Collection

LB-2 (Eocene of the United States)

Also known as Little Brazos River

Where: Brazos County, Texas (30.6° N, 96.5° W: paleocoordinates 31.9° N, 87.8° W)

When: Wheelock Member (Cook Mountain Formation), Bartonian (41.3 - 38.0 Ma)

Environment/lithology: lithology not reported

Size classes: macrofossils, mesofossils

Collected by Christopher Garvie

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: paleoecologic analysis

PaleoDB collection 205481: authorized by William Foster, entered by William Foster on 15.10.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

unclassified
-	Pleurolira aff. crenulosa, Pleurolira crenulosa Pleurolira aff. crenulosa Pleurolira crenulosa
Scaphopoda
Dentaliida - Dentaliidae	"Dentalium (Antalis) sp." = Antalis "Dentalium (Antalis) sp." = Antalis Adams and Adams 1854 tusk shell
Gadilida - Gadilidae	Cadulus spp. Cadulus spp. Philippi 1844 tusk shell
Gastropoda
Heterostropha - Pyramidellidae	Odostomia spp., Turbonilla sp., Pyramidella sp. Odostomia spp. Fleming 1817 snail Turbonilla sp. Risso 1826 snail Pyramidella sp. Lamarck 1799 snail
Heterostropha - Architectonicidae	"Architectonica scrobiculata" = Patulaxis scrobiculata, Architectonica textilina, "Architectonica (Solariaxis) acuta" = Architectonica acuta, "Architectonica (Stellaxis) alveata" = Architectonica (Stellaxis) alveatum, Architectonica (Architectonica) bellistriata, Architectonica (Granosolarium) meekana, Architectonica (Granosolarium) ? meekana "Architectonica scrobiculata" = Patulaxis scrobiculata Conrad 1833 snail Architectonica textilina sundial "Architectonica (Solariaxis) acuta" = Architectonica acuta Conrad 1854 sundial "Architectonica (Stellaxis) alveata" = Architectonica (Stellaxis) alveatum Conrad 1833 sundial Architectonica (Architectonica) bellistriata Conrad 1854 sundial Architectonica (Granosolarium) meekana Harris and Palmer 1947 sundial Architectonica (Granosolarium) ? meekana Harris and Palmer 1947 sundial
Heterostropha - Acteonidae	Acteon pomilis, Acteon idoneus Acteon pomilis snail punctatus Acteon idoneus Conrad 1833 snail
Heterostropha - Ringiculidae	Ringicula biplicata, Ringicula sp., Ringicula trapaquara Ringicula biplicata snail Ringicula sp. Deshayes 1838 snail Ringicula trapaquara snail
Lepetellida - Fissurellidae	Emarginula sp. Emarginula sp. Lamarck 1801 snail
Trochoidea - Skeneidae	Tiburnus cf. texanus Tiburnus cf. texanus snail
Opisthobranchia - Retusidae	? Rhizorus sp., Volvulella loisae, Volvulella wellsi ? Rhizorus sp. Montfort 1810 snail Volvulella loisae snail Volvulella wellsi snail
Opisthobranchia - Haminoeidae	aff. Atys atyopsis aff. Atys atyopsis snail
Neritoidea - Neritidae	Nerita sp. Nerita sp. Linnaeus 1758 snail
Cerithioidea - Turritellidae	"Turritella dumblei" = Kapalmerella dumblei, Mesalia vetusta, Mesalia claibornensis, Turritella nasuta "Turritella dumblei" = Kapalmerella dumblei Harris 1895 turret shell Mesalia vetusta Conrad 1833 turret shell Mesalia claibornensis turret shell Turritella nasuta turret shell
Cerithioidea - Siliquariidae	? Tenagodus sp. ? Tenagodus sp. Guettard 1770 snail
Epitonioidea - Epitoniidae	Acirsa sp. Acirsa sp. Mörch 1857 wentletrap
Sorbeoconcha - Naticidae	Neverita limula, Polinices aratus, aff. Natica (Naticarius) semilunata, Natica (Naticarius) semilunata, Sinum arctatum, Sinum inconstans Neverita limula Conrad 1833 moon snail Polinices aratus moon snail aff. Natica (Naticarius) semilunata Lea 1833 moon snail Natica (Naticarius) semilunata Lea 1833 moon snail Sinum arctatum moon snail Sinum inconstans moon snail
Sorbeoconcha - Adeorbidae	? Lydiphnis novicastri ? Lydiphnis novicastri snail
Sorbeoconcha - Vitrinellidae	cf. Anticlimax sp., Cyclostremiscus axacuus cf. Anticlimax sp. Pilsbry and McGinty 1946 snail Cyclostremiscus axacuus snail
Neogastropoda - Fasciolariidae	Clavilithes sp., Latirus spp., Latirus moorei Clavilithes sp. Swainson 1840 snail Latirus spp. Monfort 1810 snail Latirus moorei Gabb 1860 snail
Neogastropoda - Buccinidae	Pseudoliva vetusta, Buccitriton texanum Pseudoliva vetusta Conrad 1833 true whelk perspectiva Buccitriton texanum true whelk
Neogastropoda - Melongenidae	Levifusus mortoniopsis, Cornulina sp. Levifusus mortoniopsis snail carexus Cornulina sp. Conrad 1853 snail
Neogastropoda - Cancellariidae	Trigonostoma panones, aff. Trigonostoma babylonicum, Bonellitia bastropensis Trigonostoma panones snail aff. Trigonostoma babylonicum Lea 1833 snail Bonellitia bastropensis snail
Neogastropoda - Mitridae	Fusimitra polita, Fusimitra sp. Fusimitra polita mitre shell Fusimitra sp. Conrad 1855 mitre shell
Neogastropoda - Cochlespiridae	"cf. Ancistrosyrinx bella" = Cochlespira, Cochlespira engonata, Tropisurcula crenula, "Eodrillia texana" = Tropisurcula (Eodrillia) "cf. Ancistrosyrinx bella" = Cochlespira snail Cochlespira engonata Conrad 1865 snail Tropisurcula crenula snail "Eodrillia texana" = Tropisurcula (Eodrillia) snail
Neogastropoda - Terebridae	Terebra (Mirula) mirula, Hastula houstonia Terebra (Mirula) mirula auger snail Hastula houstonia auger snail
Neogastropoda - Clavatulidae	Turricula (Plentaria) plenta, "Leptosurcula beadata" = Turricula (Leptosurcula) Turricula (Plentaria) plenta snail "Leptosurcula beadata" = Turricula (Leptosurcula) snail
Neogastropoda - Conidae	Glyptotoma conradiana, "Conus (Lithoconus) sauridens" = Conus sauridens Glyptotoma conradiana cone shell "Conus (Lithoconus) sauridens" = Conus sauridens Conrad 1833 cone shell
Neogastropoda - Raphitomidae	Raphitoma sp. Raphitoma sp. Monterosato 1884 snail
Neogastropoda - Turridae	Scobinella sp., Cochlespirella nana, Hesperiturris nodocarinatus, Eucheilodon reticulata, Lyrosurcula sp., "Coronia ? margaritosa" = Gemmula (Coronia), "Coronia ? nucleata" = Gemmula (Coronia), "Coronia sp." = Gemmula (Coronia), "Coronia ? genitiva" = Gemmula (Coronia) genitiva, Michela sp., Michela trabeatoides, Awateria retifera, Trypanotoma longispira, Trypanotoma sp., Trypanotoma terebriformis, Protosurcula gabbii, Pleurofusia cf. huppertzi Scobinella sp. Conrad 1848 turrid Cochlespirella nana turrid Hesperiturris nodocarinatus Gabb 1860 turrid Eucheilodon reticulata turrid Lyrosurcula sp. turrid "Coronia ? margaritosa" = Gemmula (Coronia) turrid "Coronia ? nucleata" = Gemmula (Coronia) turrid "Coronia sp." = Gemmula (Coronia) turrid "Coronia ? genitiva" = Gemmula (Coronia) genitiva Casey 1904 turrid Michela sp. Gardner 1945 turrid Michela trabeatoides Harris 1895 turrid Awateria retifera Gabb 1860 turrid Trypanotoma longispira turrid Trypanotoma sp. turrid Trypanotoma terebriformis Harris 1937 turrid Protosurcula gabbii Conrad 1865 turrid Pleurofusia cf. huppertzi turrid
Neogastropoda - Borsoniidae	Asthenotoma sp., Microdrillia aldrichiella, Microdrillia aff. harrisi, Microdrillia harrisi Asthenotoma sp. Harris and Burrows 1891 snail Microdrillia aldrichiella snail Microdrillia aff. harrisi snail Microdrillia harrisi snail
Neogastropoda - Olividae	Ancilla staminea Ancilla staminea Conrad 1832 olive snail
Neogastropoda - Costellariidae	Pyramimitra terebraeformis, Uromitra brazosana, Conomitra fusoides, Conomitra texana Pyramimitra terebraeformis Conrad 1848 ribbed mitre Uromitra brazosana ribbed mitre Conomitra fusoides Lea 1833 ribbed mitre lepa Conomitra texana ribbed mitre
Neogastropoda - Volutidae	Caricella sp., Athleta sp., Athleta wheelockensis, "Athleta petrosus" = Athleta petrosa, Lapparia sp. Caricella sp. Conrad 1835 volute Athleta sp. Conrad 1853 volute Athleta wheelockensis volute "Athleta petrosus" = Athleta petrosa Conrad 1833 volute Lapparia sp. Conrad 1855 volute
Sorbeoconcha - Strombidae	"Ectinochilus texanum" = Rimella "Ectinochilus texanum" = Rimella true conch
Sorbeoconcha - Rostellariidae	Calyptraphorus velatus Calyptraphorus velatus Conrad 1833 snail
Sorbeoconcha - Ovulidae	"Neosimnia texana" = Simnia texana "Neosimnia texana" = Simnia texana Johnson 1899 snail
Sorbeoconcha - Cypraeidae	Cypraeorbis sp. Cypraeorbis sp. Conrad 1865 cowry
Sorbeoconcha - Cassidae	"Phalium brevicostatum" = Cassis brevicostatus "Phalium brevicostatum" = Cassis brevicostatus Conrad 1834 snail
Sorbeoconcha - Ranellidae	"Distorsio (Personella) septemdentata" = Sassia (Personella) septemdentata "Distorsio (Personella) septemdentata" = Sassia (Personella) septemdentata Gabb 1860 triton shell
Sorbeoconcha - Ficidae	"Ficopsis texana" = Ficus "Ficopsis texana" = Ficus fig shell
Vanikoroidea - Eulimidae	Melanella sp., Eulima extremis Melanella sp. Bowdich 1822 snail Eulima extremis Aldrich 1911 snail
Bivalvia
Nuculanida - Nuculanidae	Calorhadia sp., ? Litorhadia spp., Calorhadia (Calorhadia) compsa Calorhadia sp. Stewart 1930 pointed nut clam ? Litorhadia spp. Stewart 1930 pointed nut clam Calorhadia (Calorhadia) compsa Gabb 1860 pointed nut clam
Nuculida - Nuculidae	Nucula (Nucula) mauricensis Nucula (Nucula) mauricensis Harris 1919 nut clam
Pectinida - Limidae	Lima sp. Lima sp. Bruguière 1797 file clam
Arcida - Arcidae	Pachecoa (Pachecoa) decisa, Barbatia (Barbatia) uxoripalmeri Pachecoa (Pachecoa) decisa Conrad 1833 clam Barbatia (Barbatia) uxoripalmeri clam
Cardiida - Semelidae	Abra (Abra) cf. nitens Abra (Abra) cf. nitens Lea 1833 abra
Cardiida - Tellinidae	Tellina (Eurytellina) cf. mooreana Tellina (Eurytellina) cf. mooreana Gabb 1860 tellin clam
Cardiida - Veneridae	Pitar (Pitar) aff. nuttali, Katherinella sp. Pitar (Pitar) aff. nuttali Conrad 1834 venus clam Katherinella sp. Tegland 1929 venus clam
Pholadida - Corbulidae	Caryocorbula deusseni Caryocorbula deusseni clam
Poromyida - Cuspidariidae	Cuspidaria sp. Cuspidaria sp. Dall 1886 clam
Thraciida - Periplomatidae	Periploma sp. Periploma sp. Schumacher 1816 clam
Carditida - Crassatellidae	Crassatella sp., Crassatella antestriata Crassatella sp. Lamarck 1799 clam Crassatella antestriata Gabb 1860 clam
Carditida - Carditidae	Venericardia (Venericor) densata Venericardia (Venericor) densata Conrad 1845 clam