2MC-C Two Mile Creek (Eocene of the United States)

Where: Leon County, Texas (31.1° N, 95.9° W: paleocoordinates 32.4° N, 87.2° W)

When: Cook Mountain Formation (Claiborne Group), Bartonian (41.3 - 38.0 Ma)

Environment/lithology: poorly lithified claystone

• clay with ironstone layers

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 205266: authorized by William Foster, entered by William Foster on 10.10.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Scaphopoda
 Dentaliida - Fustiariidae
Fustiaria sp. Stoliczka 1868 tusk shell
 Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758 tusk shell
 Gadilida - Gadilidae
Cadulus spp. Philippi 1844 tusk shell
Bivalvia
 Cardiida - Kelliellidae
Alveinus sp. Conrad 1865 clam
 Cardiida - Chamidae
Chama sp. Linnaeus 1758 jewel box
Chama harrisi jewel box
 Cardiida - Veneridae
Katherinella ? sp. Tegland 1929 venus clam
 Cardiida - Cardiidae
 Pholadida - Corbulidae
 Carditida - Carditidae
Venericardia spp. Lamarck 1801 clam
 Carditida - Crassatellidae
Crassinella minor Lea 1833 clam
 Carditida - Astartidae
"Cuna parva" = Astarte parva
"Cuna parva" = Astarte parva Wood 1840 clam
 Pectinida - Limidae
Lima sp. Bruguière 1797 file clam
 Arcida - Glycymerididae
"Glycymeris sabinensis" = Tucetona sabinensis
"Glycymeris sabinensis" = Tucetona sabinensis Harris 1919 clam
 Nuculida - Nuculidae
"Nucula mauricensis" = Nucula (Nucula) mauricensis
"Nucula mauricensis" = Nucula (Nucula) mauricensis Harris 1919 nut clam
 Nuculanida - Nuculanidae
Calorhadia houstonia pointed nut clam
Gastropoda
 Opisthobranchia - Retusidae
 Opisthobranchia - Scaphandridae
 Trochoidea - Colloniidae
Cirsochilus sp. Cossmann 1888 snail
 Trochoidea - Skeneidae
 Lepetellida - Fissurellidae
Diodora sp. Gray 1821 snail
 Heterostropha - Mathildidae
Mathilda sp. Semper 1865 snail
 Heterostropha - Pyramidellidae
Pyramidella sp. Lamarck 1799 snail
 Heterostropha - Architectonicidae
Architectonica sp. Röding 1798 sundial
Architectonica bellistriata Conrad 1854 sundial
"Architectonica scrobiculata" = Patulaxis scrobiculata Conrad 1833 snail
hicoria
 Heterostropha - Acteonidae
Acteon idoneus Conrad 1833 snail
 Heterostropha - Ringiculidae
 Vanikoroidea - Eulimidae
Melanella sp. Bowdich 1822 snail
 Sorbeoconcha - Adeorbidae
 Neogastropoda - Turridae
Michela trabeatoides Harris 1895 turrid
"Coronia sp." = Gemmula (Coronia) turrid
"Coronia lancea" = Gemmula (Coronia) turrid
"Coronia margaritosa" = Gemmula (Coronia) turrid
Protosurcula gabbii Conrad 1865 turrid
Hesperiturris nodocarinatus Gabb 1860 turrid
 Neogastropoda - Terebridae
Terebra mirula auger snail
Hastula houstonia auger snail
 Neogastropoda - Raphitomidae
Raphitoma sp. Monterosato 1884 snail
 Neogastropoda - Conidae
Conus sauridens Conrad 1833 cone shell
 Neogastropoda - Borsoniidae
Microdrillia sp. Casey 1903 snail
"Cordiera biconica" = Cordieria snail
curta
 Neogastropoda - Clavatulidae
 Neogastropoda - Cochlespiridae
"Eodrillia texana" = Tropisurcula (Eodrillia) snail
Cochlespira engonata Conrad 1865 snail
 Neogastropoda - Costellariidae
Uromitra brazosana ribbed mitre
Conomitra sp. Conrad 1865 ribbed mitre
Conomitra texana ribbed mitre
Pyramimitra terebraeformis Conrad 1848 ribbed mitre
 Neogastropoda - Melongenidae
 Neogastropoda - Buccinidae
Pseudoliva vetusta Conrad 1833 true whelk
Terebrifusus amoenus Conrad 1833 true whelk
 Neogastropoda - Fasciolariidae
 Neogastropoda - Volutidae
Lapparia mooreana, Bullata semen, "Athleta petrosus" = Athleta petrosa, "Volutocorbis sp." = Athleta (Volutocorbis)
Bullata semen Lea 1833 volute
"Athleta petrosus" = Athleta petrosa Conrad 1833 volute
"Volutocorbis sp." = Athleta (Volutocorbis) Dall 1890 volute
 Neogastropoda - Muricidae
Hexaplex ? vanuxemi Conrad 1865 murex snail
 Neogastropoda - Mitridae
Fusimitra polita mitre shell
 Neogastropoda - Cancellariidae
Coptostoma ulmulum Harris and Palmer 1947 snail
Trigonostoma gemmatum Conrad 1833 snail
 Neogastropoda - Olivellidae
Agaronia alabamensis Conrad 1833 snail
 Neogastropoda - Olividae
Ancilla staminea Conrad 1832 olive snail
 Sorbeoconcha - Ranellidae
"Distorsio septemdentata" = Distorsio septendentata
"Distorsio septemdentata" = Distorsio septendentata triton shell
 Sorbeoconcha - Cassidae
Galeodea planotecta Meyer and Aldrich 1886 snail
 Sorbeoconcha - Naticidae
"aff. Natica semilunata" = Natica (Naticarius) semilunata Lea 1833 moon snail
Sinum inconstans moon snail
Neverita limula Conrad 1833 moon snail
Polinices aratus moon snail
 Sorbeoconcha - Hipponicidae
 Sorbeoconcha - Triphoridae
Triforis ? sp. Deshayes 1834 snail
 Sorbeoconcha - Triforidae
 Cerithioidea - Cerithiidae
Bittium koeneni cerith snail
 Cerithioidea - Turritellidae
Omalaxis singleyi turret shell
Mesalia claibornensis turret shell
 Epitonioidea - Epitoniidae
Epitonium kingae, "aff. Scala sp." = Epitonium (Scala)
Epitonium kingae wentletrap
"aff. Scala sp." = Epitonium (Scala) Humphrey wentletrap