Where: Fresno County, California (36.6° N, 120.7° W)
• Paleocoordinates: 46.5° N, 88.4° W (Wright 2013)
• coordinate based on political unit
• local area-level geographic resolution
When: Moreno Member (Lodo Formation), Paleocene (66.0 - 56.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: offshore; lithified mudstone and lithified, glauconitic sandstone
Size classes: macrofossils, mesofossils
Preservation: cast, mold/impression
Primary reference: J. T. Smith. 1975. Age, Correlation and Possible Tethyan Affinities of Mollusks from the Lodo Formation of Fresno County, California. Paleogene Symposium & Selected Technical Papers: Conference on Future Energy Horizons of the Pacific Coast 464-483 [A. Miller/C. Ferguson]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 11117: authorized by Arnold Miller, entered by Chad Ferguson on 18.07.2001, edited by Jonathan Marcot
Creative Commons license: CC0 (CC0)
Taxonomic list
Scaphopoda | |
Dentalium cooperi Gabb 1864 tusk shell | |
Bivalvia | |
Acila (Truncacila) decisa Conrad 1855 divaricate nutclam | |
| |
Cucullaea mathewsonii Gabb 1864 clam | |
"Brachidontes lawsoni" = Brachidontes (Brachidontes) lawsoni
"Brachidontes lawsoni" = Brachidontes (Brachidontes) lawsoni Nelson 1925 mussel | |
? Meretrix stantoni Dickerson 1914 venus clam | |
"? Arctica weaveri" = Mactromeris weaveri
"? Arctica weaveri" = Mactromeris weaveri Dickerson 1914 clam | |
Saxolucina sp., "Eomiltha turneri" = Claibornites (Codalucina) turneri
Saxolucina sp. Stewart 1930 clam
"Eomiltha turneri" = Claibornites (Codalucina) turneri Stanton 1896 clam | |
Venericardia mulleri Verástegui 1953 clam | |
Crassatella sp. Lamarck 1799 clam
Crassatella compacta Gabb 1869 clam
"? Cyrena cf. studleyi" = Crassatella studleyi Dickerson 1914 clam | |
Gastropoda | |
Gastropoda indet. Cuvier 1795 snail | |
Macrarene sp. Hertlein and Strong 1951 snail | |
"Tornatellaea pinguis" = Ringicula (Ringicula) pinguis, Gilbertina sp.
"Tornatellaea pinguis" = Ringicula (Ringicula) pinguis Gabb 1864 snail | |
Physa sp. Draparnaud 1801 snail | |
Metacerithium packardi Nelson 1925 snail | |
Turritellidae indet., Turritella reversa, Turritella stocki, Turritella infragranulata, "Turritella pachecoensis" = Turritella infragranulata pachecoensis
Turritellidae indet. Lovén 1847 turret shell
Turritella reversa Waring 1917 turret shell
Turritella stocki Merriam 1941 turret shell
Turritella infragranulata Gabb 1864 turret shell
"Turritella pachecoensis" = Turritella infragranulata pachecoensis Stanton 1896 turret shell | |
? Epitonium aff. cookii Gardner 1933 wentletrap | |
Calyptraea diegoana Conrad 1855 Chinese hat snail
Calyptraea cf. mamillaris Broderip 1834 Chinese hat snail | |
| |
? Ranellina aff. pilsbryi Stewart 1927 frog shell | |
"Priscoficus caudatus" = Urosyca caudata
| |
Olivella sp. Swainson 1831 olive snail
Olivella mathewsonii Gabb 1864 olive snail | |
Pseudoperissolax blakei Conrad 1855 murex snail
Typhis sp. Montfort 1810 murex snail | |
Retipirula crassitesta Gabb 1869 volute | |
Heteroterma trochoidea Gabb 1869 snail | |
| |
Columbarium sp. von Martens 1881 snail | |
"? Neptunea mucronata" = Sycum mucronatum, Fusinus calabasasensis
"? Neptunea mucronata" = Sycum mucronatum Gabb 1869 snail | |
""Latirus" buwaldana" = Fasciolaria buwaldana, ? Fusinus simiensis, Latirus sp., Latirus cf. roseburgensis
""Latirus" buwaldana" = Fasciolaria buwaldana Dickerson 1915 tulip snail
? Fusinus simiensis Nelson 1925 spindle shell
Latirus sp. Monfort 1810 snail
Latirus cf. roseburgensis Hendon 1938 snail | |
Colubraria (Colubraria) sp., Brachysphingus mammilatus2, "Brachysphingus sinuatus" = Brachysphingus sinuatus, "Brachysphingus liratus" = Brachysphingus sinuatus
Colubraria (Colubraria) sp. Schumacher 1817 true whelk
"Brachysphingus sinuatus" = Brachysphingus sinuatus Gabb 1869 true whelk
"Brachysphingus liratus" = Brachysphingus sinuatus Gabb 1869 true whelk | |
"Heteroterma striata" = Pyropsis striata
"Heteroterma striata" = Pyropsis striata Stanton 1896 snail | |
? Turricula sp. Schumacher 1817 snail
? Surcula merriami Dickerson 1914 snail
? Turricula waringi Nelson 1925 snail | |
? Surculites mathewsonii Gabb 1864 turrid
Pleurofusia sp. de Gregorio 1890 turrid
Pleurofusia aff. fresnoensis Arnold 1909 turrid | |
Cypraea sp. Linnaeus 1758 cowry | |
Lacunaria aff. striata, Crommium andersoni, "? Ampullella cf. schencki" = Crommium pinyonensis, Polinices cf. nuciformis, "Polinices aff. rectus" = Neverita (Neverita) washingtonensis, Polinices susanaensis, "? Polinices cf. pinyonensis" = Natica pinyonensis
Lacunaria aff. striata Gabb 1869 moon snail
Crommium andersoni Dickerson 1914 moon snail
"? Ampullella cf. schencki" = Crommium pinyonensis Dickerson 1914 moon snail
Polinices cf. nuciformis Gabb 1864 moon snail
"Polinices aff. rectus" = Neverita (Neverita) washingtonensis Weaver 1916 moon snail
Polinices susanaensis Nelson 1925 moon snail
"? Polinices cf. pinyonensis" = Natica pinyonensis Dickerson 1914 moon snail | |
Cylichnina cf. tantilla Anderson and Hanna 1925 snail | |
Brachiopoda | |
Brachiopoda indet. Cuvier 1805 | |
Rhynchonellata | |
Eogryphus cf. tolmani Hertlein and Grant IV 1944 | |
Anthozoa | |
"? Archohelia sp." = Petrophyllia
| |
"Flabellum remondianum" = Flabellum cuneiforme
"Flabellum remondianum" = Flabellum cuneiforme Lonsdale 1845 stony coral | |
Deltocyathus whitei Durham 1943 stony coral |