Lodo Fm (general list) (Paleocene of the United States)

Where: Fresno County, California (36.6° N, 120.7° W: paleocoordinates 41.1° N, 99.7° W)

• 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

• Moreno mudstone deposited in deep water offshore environment, sandstone deposited as a result of a submarine canyon.
• mudstone refered to as purplish-brown in color

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: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Anthozoa
 Scleractinia - Oculinidae
"? Archohelia sp." = Petrophyllia
"? Archohelia sp." = Petrophyllia Conrad 1855 stony coral
misspelled as "Archoheia sp. ?"
 Scleractinia - Caryophylliidae
Deltocyathus whitei
Deltocyathus whitei Durham 1943 stony coral
 Scleractinia - Flabellidae
"Flabellum remondianum" = Flabellum cuneiforme
"Flabellum remondianum" = Flabellum cuneiforme Lonsdale 1845 stony coral
Brachiopoda
  -
Brachiopoda indet.
Brachiopoda indet. Cuvier 1805
Rhynchonellata
 Terebratulida -
Eogryphus cf. tolmani
Eogryphus cf. tolmani Hertlein and Grant IV 1944
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium cooperi
Dentalium cooperi Gabb 1864 tusk shell
Bivalvia
 Mytilida - Mytilidae
"Brachidontes lawsoni" = Brachidontes (Brachidontes) lawsoni
"Brachidontes lawsoni" = Brachidontes (Brachidontes) lawsoni Nelson 1925 mussel
 Arcida - Glycymerididae
Glycymerita major
Glycymerita major Stanton 1896 clam
as ssp. "Glycymeris veatchii major"
 Arcida - Cucullaeidae
Cucullaea mathewsonii
Cucullaea mathewsonii Gabb 1864 clam
 Carditida - Crassatellidae
Crassatella sp., "? Cyrena cf. studleyi" = Crassatella studleyi, Crassatella compacta
Crassatella sp. Lamarck 1799 clam
"? Cyrena cf. studleyi" = Crassatella studleyi Dickerson 1914 clam
Crassatella compacta Gabb 1869 clam
 Carditida - Carditidae
Venericardia mulleri
Venericardia mulleri Verástegui 1953 clam
 Lucinida - Lucinidae
Saxolucina sp., "Eomiltha turneri" = Claibornites (Codalucina) turneri
Saxolucina sp. Stewart 1930 clam
"Eomiltha turneri" = Claibornites (Codalucina) turneri Stanton 1896 clam
 Cardiida - Veneridae
? Meretrix stantoni
? Meretrix stantoni Dickerson 1914 venus clam
 Cardiida - Mactridae
"? Arctica weaveri" = Mactromeris weaveri
"? Arctica weaveri" = Mactromeris weaveri Dickerson 1914 clam
 Nuculida - Nuculidae
Acila (Truncacila) decisa
Acila (Truncacila) decisa Conrad 1855 divaricate nutclam
Gastropoda
  -
Gastropoda indet.
Gastropoda indet. Cuvier 1795 snail
 Trochoidea - Turbinidae
Macrarene sp.
Macrarene sp. Hertlein and Strong 1951 snail
 Opisthobranchia - Retusidae
Cylichnina cf. tantilla
Cylichnina cf. tantilla Anderson and Hanna 1925 snail
 Heterostropha - Physidae
Physa sp.
Physa sp. Draparnaud 1801 snail
 Heterostropha - Ringiculidae
"Tornatellaea pinguis" = Ringicula (Ringicula) pinguis, Gilbertina sp.
"Tornatellaea pinguis" = Ringicula (Ringicula) pinguis Gabb 1864 snail
Gilbertina sp. Morlett 1888 snail
misspelled as "Gilbertia sp."
 Epitonioidea - Epitoniidae
? Epitonium aff. cookii
? Epitonium aff. cookii Gardner 1933 wentletrap
 Cerithioidea - Metacerithiidae
Metacerithium packardi
Metacerithium packardi Nelson 1925 snail
 Cerithioidea - Turritellidae
Turritellidae indet., Turritella pachecoensis, Turritella stocki, Turritella reversa, Turritella infragranulata
Turritellidae indet. Lovén 1847 turret shell
Turritella pachecoensis Stanton 1896 turret shell
Turritella stocki Merriam 1941 turret shell
Turritella reversa Waring 1917 turret shell
Turritella infragranulata Gabb 1864 turret shell
 Sorbeoconcha - Naticidae
"? Polinices cf. pinyonensis" = Natica pinyonensis, Polinices cf. nuciformis, Polinices susanaensis, "Polinices aff. rectus" = Neverita (Neverita) washingtonensis, Crommium andersoni, "? Ampullella cf. schencki" = Crommium pinyonensis, Lacunaria aff. striata
"? Polinices cf. pinyonensis" = Natica pinyonensis Dickerson 1914 moon snail
Polinices cf. nuciformis Gabb 1864 moon snail
Polinices susanaensis Nelson 1925 moon snail
"Polinices aff. rectus" = Neverita (Neverita) washingtonensis Weaver 1916 moon snail
Crommium andersoni Dickerson 1914 moon snail
"? Ampullella cf. schencki" = Crommium pinyonensis Dickerson 1914 moon snail
Lacunaria aff. striata Gabb 1869 moon snail
 Sorbeoconcha - Ficidae
"Priscoficus caudatus" = Urosyca caudata
"Priscoficus caudatus" = Urosyca caudata Gabb 1869 fig shell
misspelled as "Priscoficus caudata"
 Sorbeoconcha - Cypraeidae
Cypraea sp., Gisortia cf. clarki
Cypraea sp. Linnaeus 1758 cowry
Gisortia cf. clarki Ingram 1940 cowry
Gisortia cf. clarki
 Neogastropoda - Columbariidae
Columbarium sp.
Columbarium sp. von Martens 1881 snail
 Neogastropoda - Ptychatractidae
"Exilia" cf. taliaferroi
"Exilia" cf. taliaferroi Vokes 1939 snail
misspelled as "? Exilia cf. talliaferroi"
 Neogastropoda - Pyropsidae
"Heteroterma striata" = Pyropsis striata
"Heteroterma striata" = Pyropsis striata Stanton 1896 snail
 Neogastropoda - Buccinidae
Brachysphingus mammilatus2, "Brachysphingus sinuatus" = Brachysphingus sinuatus, "Brachysphingus liratus" = Brachysphingus sinuatus, Colubraria (Colubraria) sp.
Brachysphingus mammilatus2 Clark and Woodford 1927 true whelk
"Brachysphingus sinuatus" = Brachysphingus sinuatus Gabb 1869 true whelk
"Brachysphingus liratus" = Brachysphingus sinuatus Gabb 1869 true whelk
Colubraria (Colubraria) sp. Schumacher 1817 true whelk
 Neogastropoda - Melongenidae
"? Neptunea mucronata" = Sycum mucronatum, Fusinus calabasasensis
"? Neptunea mucronata" = Sycum mucronatum Gabb 1869 snail
Fusinus calabasasensis Nelson 1925 snail
misspelled as "Fusinus calabasensis"
 Neogastropoda - Fasciolariidae
? Fusinus simiensis, ""Latirus" buwaldana" = Fasciolaria buwaldana, Latirus sp., Latirus cf. roseburgensis
? Fusinus simiensis Nelson 1925 snail
""Latirus" buwaldana" = Fasciolaria buwaldana Dickerson 1915 tulip snail
Latirus sp. Monfort 1810 snail
Latirus cf. roseburgensis Hendon 1938 snail
 Neogastropoda - Olividae
Olivella sp., Olivella mathewsonii
Olivella sp. Swainson 1831 olive snail
Olivella mathewsonii Gabb 1864 olive snail
 Neogastropoda - Turridae
Pleurofusia sp., Pleurofusia aff. fresnoensis, ? Surculites mathewsonii
Pleurofusia sp. de Gregorio 1890 turrid
Pleurofusia aff. fresnoensis Arnold 1909 turrid
? Surculites mathewsonii Gabb 1864 turrid
 Neogastropoda - Clavatulidae
? Turricula sp., ? Surcula merriami, ? Turricula waringi
? Turricula sp. Schumacher 1817 snail
? Surcula merriami Dickerson 1914 snail
? Turricula waringi Nelson 1925 snail
 Neogastropoda - Volutidae
Retipirula crassitesta
Retipirula crassitesta Gabb 1869 volute
 Neogastropoda - Tudiclidae
Heteroterma trochoidea
Heteroterma trochoidea Gabb 1869 snail
 Neogastropoda - Muricidae
Pseudoperissolax blakei, Typhis sp.
Pseudoperissolax blakei Conrad 1855 murex snail
Typhis sp. Montfort 1810 murex snail
 Sorbeoconcha - Bursidae
? Ranellina aff. pilsbryi
? Ranellina aff. pilsbryi Stewart 1927 frog shell
 Sorbeoconcha - Cymatiidae
Ranella louellae1
Ranella louellae1 Beu 1988 snail
 Neotaenioglossa - Calyptraeidae
Calyptraea diegoana, Calyptraea cf. mamillaris
Calyptraea diegoana Conrad 1855 slipper shell
Calyptraea cf. mamillaris Broderip 1834 slipper shell
1Beu 1988; 2Squires 1999