Falunière of Grignon Unlithified Sample 3 (Eocene of France)

Where: Yvelines, France (48.8° N, 1.9° E: paleocoordinates 45.7° N, 1.6° W)

When: 5b Member (Banc à verrins Formation), Lutetian (47.8 - 41.3 Ma)

• Middle Lutetian

• group of beds-level stratigraphic resolution

Environment/lithology: unlithified, glauconitic, calcareous sandstone

• Glauconitic with bioclasts and grains of quartz filling micro-channels, Campanile giganteum, lithified agregates

Size class: macrofossils

Primary reference: M. T. Sanders, D. Merle, and L. Villier. 2015. The molluscs of the “Falunière” of Grignon (Middle Lutetian, Yvelines, France): quantification of lithification bias and its impact on the biodiversity assessment of the Middle Eocene of Western Europe. Geodiversitas 37(3):345-365 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 177972: authorized by Pete Wagner, entered by Pete Wagner on 12.04.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Syphopsis denudata, Laeocochlis sp.
Gastropoda
 Heterostropha - Pyramidellidae
Syrnola (Puposyrnola) parva
 Heterostropha - Architectonicidae
Architectonica sp.
Architectonica sp. Röding 1798 sundial
 Heterostropha - Ringiculidae
Ringicula ringens
 Cerithioidea - Cerithiidae
Hemicerithium bernayi, Clava (Semivertagus) melanoides, Bittium semigranosum
Bittium semigranosum cerith snail
 Cerithioidea - Turritellidae
Haustator imbricatarius, Sigmesalia "indet. 1", Sigmesalia multisulcata, Omalaxis bifrons
Sigmesalia "indet. 1" Finlay and Marwick 1937 turret shell
Sigmesalia multisulcata Lamarck 1804 turret shell
Omalaxis bifrons Lamarck 1804 turret shell
 Sorbeoconcha - Xenophoridae
Xenophora schroeteri
Xenophora schroeteri carrier shell
 Sorbeoconcha - Strombidae
"Ectinochilus planus" = Ectinochilus planum, Rimella fissurella, "Ectinochilus canalis" = Rimella canalis
"Ectinochilus planus" = Ectinochilus planum Beyrich 1854 true conch
Rimella fissurella Linnaeus 1767 true conch
"Ectinochilus canalis" = Rimella canalis Coquebert and Brongniart 1793 true conch
 Neogastropoda - Marginellidae
"Stazzania sp." = Marginella (Stazzania), Volvarinella eburnea, Volvarinella crassula
"Stazzania sp." = Marginella (Stazzania) Sacco 1889 margin shell
Volvarinella eburnea margin shell
Volvarinella crassula margin shell
 Neogastropoda - Cystiscidae
Gibberula ovulata
 Neogastropoda - Olividae
Olivancillaria (Pseudolivella) mitreola
 Neogastropoda - Ancillariidae
Amalda (Gracilispira) buccinoides
 Neogastropoda - Buccinidae
Suessionia costuosa
 Neogastropoda - Fasciolariidae
Clavilithes (Clavellofusus) parisiensis
 Neogastropoda - Turridae
Turridae "indet. 4", Turridae "indet. 5", Turridae "indet. 1", Eopleurotoma bezanconi, Oxyacrum obliterata
Turridae "indet. 4" Swainson 1840 turrid
Turridae "indet. 5" Swainson 1840 turrid
Turridae "indet. 1" Swainson 1840 turrid
 Neogastropoda - Raphitomidae
Raphitoma baudoni
 Neogastropoda - Clavatulidae
Turricula (Crenaturricula) dentata
 Neogastropoda - Cancellariidae
Unitas separata
 Neogastropoda - Costellariidae
Conomitra graniformis
 Sorbeoconcha - Naticidae
Natica sp., Amauropsina canaliculata, "Natica epiglottina" = Cochlis epiglottina
Natica sp. Scopoli 1777 moon snail
Amauropsina canaliculata Lamarck 1804 moon snail
"Natica epiglottina" = Cochlis epiglottina Lamarck 1804 moon snail
 Sorbeoconcha - Rissoidae
"Rissoina clavula" = Rissoina (Rissoina) clavula
"Rissoina clavula" = Rissoina (Rissoina) clavula Deshayes 1825 snail
 Trochoidea - Colloniidae
"Collonia (Cirsochilus) grignonensis" = Cirsochilus
"Collonia (Cirsochilus) grignonensis" = Cirsochilus snail
 Opisthobranchia -
Roxania ovulata
 Opisthobranchia - Cylichnidae
Cylichna bruguierei
 Heterostrophia -
Nipteraxis plicatum
Bivalvia
 Ostreida - Ostreidae
Cubitostrea plicata
Cubitostrea plicata Solander 1766 oyster
 Arcida - Limopsidae
"Limopsis (Pectunculina) granulata" = Limopsis
"Limopsis (Pectunculina) granulata" = Limopsis clam
 Arcida - Glycymerididae
Glycymeris sp., Glycymeris pulvinata, Glycymeris dispar
Glycymeris sp. Da Costa 1778 clam
Glycymeris pulvinata Lamarck 1805 clam
Glycymeris dispar Defrance 1826 clam
 Arcida - Arcidae
"Scapularca sp." = Trigonodesma (Scapularca), Barbatia barbatula, Arca sp.
"Scapularca sp." = Trigonodesma (Scapularca) Cossmann and Peyrot 1912 clam
Arca sp. Linnaeus 1758 ark
 Pholadida - Corbulidae
Caryocorbula striata, Notocorbula rugosa, Varicorbula minuta
Caryocorbula striata Lamarck 1801 clam
Notocorbula rugosa Lamarck 1806 clam
Varicorbula minuta Deshayes 1824 clam
 Cardiida - Veneridae
Meroena semisulcata, Tivelina gibbosula, Pitar sp., "Pitar (Calpitaria) parisiensis" = Pitar parisiensis, Costacallista laevigata
Meroena semisulcata Lamarck 1806 venus clam
Tivelina gibbosula Deshayes 1857 venus clam
Pitar sp. Römer 1857 venus clam
"Pitar (Calpitaria) parisiensis" = Pitar parisiensis Deshayes 1857 venus clam
Costacallista laevigata Lamarck 1806 venus clam
 Cardiida - Cardiidae
"Cardium (Loxocardium) obliquum" = Loxocardium obliquum, Vepricardium asperulum, Cardium sp.
"Cardium (Loxocardium) obliquum" = Loxocardium obliquum Lamarck 1805 cockle
/Cardium (Loxocardium) obliquum bouei
Vepricardium asperulum Lamarck 1805 cockle
Cardium sp. Linnaeus 1758 cockle
 Cardiida - Tellinidae
"Tellina (Elliptotellina) tellinella" = Elliptotellina tellinella
"Tellina (Elliptotellina) tellinella" = Elliptotellina tellinella Lamarck 1806 tellin clam
 Cardiida - Semelidae
Abra pusilla
 Carditida - Crassatellidae
Crassatina triangularis, Crassatella "sp. 1", Bathytormus lamellosus
Crassatella "sp. 1" Lamarck 1799 clam
 Carditida - Carditidae
Cyclocardia (Arcturellina) elegans, Cyclocardia (Arcturellina) pulchra, Venericardia acuticosta, Venericardia imbricata, Cardita sp.
Venericardia imbricata Lamarck 1801 clam
Cardita sp. Bruguière 1792 clam
 Carditida - Condylocardiidae
Condylocardia atomus
Mammalia
 Glires - Aspalacidae
"Pseudotoma coronata" = Pseudostoma
"Pseudotoma coronata" = Pseudostoma placental