Also known as Little Brazos River
Where: Robertson 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 205480: authorized by William Foster, entered by William Foster on 15.10.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Bivalvia | |
"Calorhadia (Litorhadia) spp." = Litorhadia, "Litorhadia sp." = Litorhadia, "Litorhadia aff. valdefragilis" = Litorhadia, Calorhadia (Calorhadia) compsa, Orthoyoldia sp., Orthoyoldia psammotaea, Calorhadia houstonia, Calorhadia spp., "? Sacella sp." = Saccella, Nuculana ? coelata, ? Nuculana spp.
"Calorhadia (Litorhadia) spp." = Litorhadia Stewart 1930 pointed nut clam
"Litorhadia sp." = Litorhadia Stewart 1930 pointed nut clam
"Litorhadia aff. valdefragilis" = Litorhadia pointed nut clam
Calorhadia (Calorhadia) compsa Gabb 1860 pointed nut clam
Orthoyoldia sp. Verrill 1897 pointed nut clam
Orthoyoldia psammotaea Dall 1898 pointed nut clam
Calorhadia houstonia pointed nut clam
Calorhadia spp. Stewart 1930 pointed nut clam
"? Sacella sp." = Saccella Woodring 1925 pointed nut clam
Nuculana ? coelata pointed nut clam
? Nuculana spp. Link 1807 pointed nut clam | |
Nucula (Nucula) mauricensis Harris 1919 nut clam
Nucula (Nucula) ovula Lea 1833 nut clam | |
? Periploma sp. Schumacher 1816 clam
Periploma sp. Schumacher 1816 clam | |
Cuspidaria spp. Dall 1886 clam
Cardiomya sp. Adams 1864 clam | |
Verticordia sp. Sowerby 1844 clam | |
Nemocardium gambrinum cockle | |
Tellina spp. Linnaeus 1758 tellin clam
Tellina (Eurytellina) mooreana Gabb 1860 tellin clam | |
? Abra sp. Lamarck 1818 abra | |
Alveinus sp. Conrad 1865 clam | |
? Spisula spp. Gray 1837 clam | |
? Pteropsella sp. Vokes 1956 clam | |
Chama sp. Linnaeus 1758 jewel box | |
Katherinella sp. Tegland 1929 venus clam
Katherinella cf. texitrina Stenzel et al. 1957 venus clam
Pitar spp. Römer 1857 venus clam | |
? Bankia sp. Gray 1842 clam
Bankia sp. Gray 1842 clam | |
Crassatella antestriata Gabb 1860 clam | |
Venericardia sp., "Venericardia (Venericardia) rotunda" = Venericardia (Rotundicardia) rotunda, Venericardia (Claibornicardia) alticostata
Venericardia sp. Lamarck 1801 clam
"Venericardia (Venericardia) rotunda" = Venericardia (Rotundicardia) rotunda Lea 1833 clam
Venericardia (Claibornicardia) alticostata Conrad 1833 clam | |
? Gregariella sp. Monterosato 1883 clam | |
Anomia sp. Linnaeus 1758 jingle | |
Plicatula filamentosa Conrad 1833 scallop | |
Eburneopecten sp. Conrad 1865 scallop
Amusium (Propeamusium) sp. Röding 1798 scallop | |
Cubitostrea (Cubitostrea) petropolitana Stenzel and J. T 1957 oyster | |
Atrina sp. Gray 1842 oyster | |
Pachecoa (Pachecoa) decisa Conrad 1833 clam
Arca (Arca) sp. Linnaeus 1758 ark
Bathyarca sp. Kobelt 1891 clam | |
Gastropoda | |
aff. Trochus sp. Linnaeus 1758 top snail | |
Tiburnus texanus snail
Solariorbis rotulus snail | |
? Solariella sp. Wood 1842 snail | |
? Emarginula sp. Lamarck 1801 snail
Emarginula sp. Lamarck 1801 snail | |
Melanella extremis snail
Niso sp. Risso 1826 snail
Eulima spp. Risso 1826 snail
Balcis claibornia snail | |
Acirsa sp., Acirsa (Hemiacrisa) gracilior, Scalina sp., Cirsotrema (Coroniscala) nasssulum, "aff. Scala spp." = Epitonium (Scala)
Acirsa sp. Mörch 1857 wentletrap
Acirsa (Hemiacrisa) gracilior Meyer 1886 wentletrap
Scalina sp. Conrad 1865 wentletrap
Cirsotrema (Coroniscala) nasssulum wentletrap
"aff. Scala spp." = Epitonium (Scala) Humphrey wentletrap | |
"Turritella infans" = Haustator infans, Mesalia claibornensis, Actaeonema sp., Turritella sp., Turritella spp., Turritella dutexata, Omalaxis sp.
"Turritella infans" = Haustator infans Stenzel 1940 turret shell
Mesalia claibornensis turret shell
Actaeonema sp. Conrad 1865 turret shell
Turritella sp. Lamarck 1799 turret shell
Turritella spp. Lamarck 1799 turret shell
Turritella dutexata Harris 1895 turret shell
Omalaxis sp. Deshayes 1832 turret shell | |
Bittium sp. Gray 1847 cerith snail | |
Litiopa sp. Rang 1829 snail | |
Caecum sp. Fleming 1813 snail | |
aff. Macromphalina sp. Cossmann 1888 snail
Teinostoma texanum Palmer 1937 snail
? Cochliolepis sp. Stimpson 1858 snail | |
Episcynia bastropensis snail
? Vitrinella sp. Adams 1850 snail | |
Pasitheola sp. Cossmann 1896 snail | |
Hipponix pygmaeus, "aff. Malluvium sp." = Hipponix (Malluvium)
Hipponix pygmaeus hoof shell
"aff. Malluvium sp." = Hipponix (Malluvium) Melvill 1906 hoof shell | |
Sinum arctatum, Sinum sp., Sinum spp., aff. Natica sp., Natica sp., Natica (Naticarius) semilunata, Neverita limula, Polinices aratus
Sinum arctatum moon snail
Sinum sp. Röding 1798 moon snail
Sinum spp. Röding 1798 moon snail
aff. Natica sp. Scopoli 1777 moon snail
Natica sp. Scopoli 1777 moon snail
Natica (Naticarius) semilunata Lea 1833 moon snail
Neverita limula Conrad 1833 moon snail
Polinices aratus moon snail | |
? Mitrella sp. Risso 1826 snail
Mitrella spp. Risso 1826 snail | |
Levifusus sp. Conrad 1865 snail
Levifusus mortoniopsis snail | |
Clavilithes penrosei, Clavilithes sp., Falsifusus apicalis, Falsifusus bastropensis, Papillina ? dumosa, Latirus ? sexcostatus, Latirus moorei
Clavilithes penrosei snail
Clavilithes sp. Swainson 1840 snail
Falsifusus apicalis snail
Falsifusus bastropensis snail
Papillina ? dumosa Conrad 1854 snail
Latirus ? sexcostatus snail
Latirus moorei Gabb 1860 snail | |
Pseudoliva vetusta, Terebrifusus sp., Terebrifusus multiplicatus, Terebrifusus amoenus, Metula sp., Metula brazosensis, Penion sp., Buccitriton texanum
Terebrifusus sp. Conrad 1865 true whelk
Terebrifusus multiplicatus true whelk
Terebrifusus amoenus Conrad 1833 true whelk
Metula sp. Adams and Adams 1853 true whelk
Metula brazosensis Johnson 1899 true whelk
Penion sp. Fischer 1884 true whelk
Buccitriton texanum true whelk | |
Trigonostoma aurorae, Trigonostoma gemmatum, Coptostoma ulmulum, Sveltia sp., Bonellitia bastropensis, Bonellitia sp.
Trigonostoma aurorae snail
Trigonostoma gemmatum Conrad 1833 snail
Coptostoma ulmulum Harris and Palmer 1947 snail
Sveltia sp. Jousseaume 1887 snail
Bonellitia bastropensis snail
Bonellitia sp. Jousseaume 1887 snail | |
Uromitra brazosana ribbed mitre
Pyramimitra terebraeformis Conrad 1848 ribbed mitre
Conomitra texana ribbed mitre | |
Agaronia alabamensis Conrad 1833 snail | |
? Eoancilla sp. Stephenson 1941 olive snail
Ancilla staminea Conrad 1832 olive snail | |
Athleta sp., "Volutocorbis sp." = Athleta (Volutocorbis), "Athleta petrosus" = Athleta petrosa, Bullata semen, ? Cryptochorda sp., Lapparia ? mooreana, Caricella sp.
Athleta sp. Conrad 1853 volute
"Volutocorbis sp." = Athleta (Volutocorbis) Dall 1890 volute
"Athleta petrosus" = Athleta petrosa Conrad 1833 volute
Bullata semen Lea 1833 volute
? Cryptochorda sp. Mörch 1858 volute
Lapparia ? mooreana volute
Caricella sp. Conrad 1835 volute | |
? Murex sp., ? Hexaplex sp., "Murex vanuxemi" = Hexaplex (Hexaplex) vanuxemi, Odontopolys campsorhytis, Pterynotus (Pterynotus) sabinola
? Murex sp. Linnaeus 1758 murex snail
? Hexaplex sp. Perry 1811 murex snail
"Murex vanuxemi" = Hexaplex (Hexaplex) vanuxemi Conrad 1865 murex snail
Odontopolys campsorhytis murex snail
Pterynotus (Pterynotus) sabinola Palmer 1960 mustached bat | |
Fusimitra polita mitre shell | |
Terebra (Mirula) mirula auger snail
Hastula houstonia auger snail | |
Glyptotoma conradiana cone shell
Glyptotoma crassiplica cone shell
"Conus (Lithoconus) sauridens" = Conus sauridens Conrad 1833 cone shell | |
Turricula (Plentaria) plenta, "Leptosurcula beadata" = Turricula (Leptosurcula)
"Leptosurcula beadata" = Turricula (Leptosurcula) snail | |
Cochlespira engonata, "cf. Ancistrosyrinx sp." = Cochlespira, Tropisurcula aff. crenula, Tropisurcula crenula, "Eodrillia sp." = Tropisurcula (Eodrillia), "Eodrillia texanopsis" = Tropisurcula (Eodrillia)
Cochlespira engonata Conrad 1865 snail
"cf. Ancistrosyrinx sp." = Cochlespira Conrad 1865 snail
Tropisurcula crenula snail
"Eodrillia sp." = Tropisurcula (Eodrillia) Casey 1904 snail
"Eodrillia texanopsis" = Tropisurcula (Eodrillia) snail | |
Microdrillia spp. Casey 1903 snail
"Cordiera biconica" = Cordieria snail
"Cordiera spp." = Cordieria Rouault 1848 snail | |
Raphitoma spp. Monterosato 1884 snail | |
Protosurcula gabbii, Pleurofusia sp., Pleurofusia aff. vicksburgensis, Lyrosurcula sp., ? Lyrosurcula sp., Lyrosurcula vaughani, aff. Scobinella sp., Scobinella sp., Cochlespirella nana, Surculoma (Volutapex) sp., Surculites engonatus, Trypanotoma sp., Hesperiturris nodocarinatus, Eosurcula moorei, Trypanotopsis texana, "Coronia ? margaritosa" = Gemmula (Coronia), "Coronia nucleata" = Gemmula (Coronia), "Coronia spp." = Gemmula (Coronia), cf. Infracoronia ludoviciana, Infracoronia ludoviciana, Infracoronia ? ludoviciana, Eucheilodon reticulata, Michela trabeatoides, Awateria retifera
Protosurcula gabbii Conrad 1865 turrid
Pleurofusia sp. de Gregorio 1890 turrid
Pleurofusia aff. vicksburgensis Casey 1903 turrid
Lyrosurcula sp. turrid
? Lyrosurcula sp. turrid
Lyrosurcula vaughani turrid
aff. Scobinella sp. Conrad 1848 turrid
Scobinella sp. Conrad 1848 turrid
Cochlespirella nana turrid
Surculoma (Volutapex) sp. Casey 1904 turrid
Surculites engonatus turrid
Trypanotoma sp. turrid
Hesperiturris nodocarinatus Gabb 1860 turrid
Eosurcula moorei Gabb 1860 turrid
Trypanotopsis texana turrid
"Coronia ? margaritosa" = Gemmula (Coronia) turrid
"Coronia nucleata" = Gemmula (Coronia) turrid
"Coronia spp." = Gemmula (Coronia) turrid
cf. Infracoronia ludoviciana Harris and Palmer 1947 turrid
Infracoronia ludoviciana Harris and Palmer 1947 turrid
Infracoronia ? ludoviciana Harris and Palmer 1947 turrid
Eucheilodon reticulata turrid
Michela trabeatoides Harris 1895 turrid
Awateria retifera Gabb 1860 turrid | |
Cypraeorbis sp. Conrad 1865 cowry
? Cypraea sp. Linnaeus 1758 cowry | |
"Neosimnia sp." = Simnia
"Neosimnia sp." = Simnia Risso 1826 snail | |
"Phalium brevicostatum" = Cassis brevicostatus, Galeodea aff. planotecta
"Phalium brevicostatum" = Cassis brevicostatus Conrad 1834 snail
Galeodea aff. planotecta Meyer and Aldrich 1886 snail | |
"Distorsio (Personella) septemdentata" = Sassia (Personella) septemdentata
"Distorsio (Personella) septemdentata" = Sassia (Personella) septemdentata Gabb 1860 triton shell | |
"Ectinochilus sp." = Rimella
"Ectinochilus sp." = Rimella Agassiz 1840 true conch | |
Calyptraphorus sp. Conrad 1857 snail | |
Xenophora sp. Fischer von Waldheim 1807 carrier shell | |
Serpulorbis sp. Sasso 1827 worm shell | |
Cerithiella heckscheri snail
? Cerithiella sp. Verrill 1882 snail
Cerithiella spp. Verrill 1882 snail | |
Triphora sp. Blainville 1828 snail | |
Seila sp. Adams 1861 snail
? Cerithiopsis sp. Hanley 1849 snail | |
Pyramidella spp. Lamarck 1799 snail
Odostomia sp. Fleming 1817 snail
Odostomia spp. Fleming 1817 snail
Turbonilla sp. Risso 1826 snail | |
Architectonica sp., Architectonica spp., Architectonica textilina, Architectonica fungina, Architectonica amoena, "Architectonica (Stellaxis) alveata" = Architectonica (Stellaxis) alveatum, Architectonica (Architectonica) bellistriata, "Architectonica (Solariaxis) acuta" = Architectonica acuta, Architectonica (Granosolarium) texcarolina, Architectonica (Granosolarium) meekana, Pseudomalaxis plummerae, Pseudomalaxis spp.
Architectonica sp. Röding 1798 sundial
Architectonica spp. Röding 1798 sundial
Architectonica textilina sundial
Architectonica fungina Conrad 1833 sundial
Architectonica amoena sundial
"Architectonica (Stellaxis) alveata" = Architectonica (Stellaxis) alveatum Conrad 1833 sundial
Architectonica (Architectonica) bellistriata Conrad 1854 sundial
"Architectonica (Solariaxis) acuta" = Architectonica acuta Conrad 1854 sundial
Architectonica (Granosolarium) meekana Harris and Palmer 1947 sundial
Pseudomalaxis plummerae snail
Pseudomalaxis spp. Fischer 1850 snail | |
| |
Acteon sp. Montfort 1810 snail
Acteon spp. Montfort 1810 snail | |
Gegania sp. Jeffreys 1884 snail | |
Mnestia dekayi snail | |
Retusa (Cylichnina) adamski, Retusa (Cylichnina) kellogii, Volvulella loisae, Volvulella minutissimus, Volvulella sp., Volvulella spp., Volvulella subradius, Volvulella wellsi
Volvulella loisae snail
Volvulella minutissimus snail
Volvulella sp. Newton 1891 snail
Volvulella spp. Newton 1891 snail
Volvulella subradius snail
Volvulella wellsi snail | |
Abderospira aldrichi Langdon 1886 snail | |
Eosinica sp. snail | |
Scaphopoda | |
Dentalium sp., Dentalium spp., "Dentalium (Antalis) cf. thalloides" = Antalis, "Dentalium (Antalis) thalloides" = Antalis
Dentalium sp. Linnaeus 1758 tusk shell
Dentalium spp. Linnaeus 1758 tusk shell
"Dentalium (Antalis) cf. thalloides" = Antalis tusk shell
"Dentalium (Antalis) thalloides" = Antalis tusk shell | |
Fustiaria sp. Stoliczka 1868 tusk shell
Fustiaria spp. Stoliczka 1868 tusk shell | |
Cadulus spp. Philippi 1844 tusk shell
"Cadulus (Gadila) brazosensis" = Gadila tusk shell
"Cadulus (Gadila) curvus" = Gadila tusk shell |