Barmerousse horizon, Rocher de Borni, massif des Bornes, Haute-Savoie (Cretaceous of France)

Where: France (46.1° N, 6.5° E: paleocoordinates 34.7° N, 10.7° E)

• coordinate stated in text

• hand sample-level geographic resolution

When: Hoplites dentatus ammonoid zone, Couches des Verds Member (Grès verts helvétiques Formation), Middle Albian (109.0 - 105.3 Ma)

• 70 cm

• group of beds-level stratigraphic resolution

Environment/lithology: marine; poorly lithified, glauconitic, phosphatic, argillaceous siltstone

Size class: macrofossils

Preservation: cast, replaced with phosphate

Primary reference: M. Delamette, J. Charollais, D. Decrouez and M. Caron. 1997. Les grès verts helvétiques (Aptien moyen-Albien supérieur) de Haute-Savoie, Valais et Vaud (Alpes occidentales franco-suisses). Publications du Département de Géologie et Paléontologie. Section des Sciences de la Terre 23:1-400 [L. Villier/L. Villier/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 58933: authorized by Loic Villier, entered by Loic Villier on 01.03.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Lyelliceratidae
"? Tegoceras seunesi" = Tegoceras camatteanum d'Orbigny 1841 ammonite
 Ammonitida - Hoplitidae
 Ammonitida - Desmoceratidae
"Desmoceras latidorsatum" = Desmoceras (Desmoceras) latidorsatum, "Beudanticeras albense" = Roberticeras albense
"Desmoceras latidorsatum" = Desmoceras (Desmoceras) latidorsatum Michelin 1838 ammonite
"Beudanticeras albense" = Roberticeras albense Breistroffer 1947 ammonite
 Ammonitida - Anisoceratidae
 Ammonitida - Douvilleiceratidae
Douvilleiceras sp. Grossouvre 1894 ammonite
 Phylloceratida - Phylloceratidae
Scaphopoda
 Dentaliida - Dentaliidae
? Dentalium sp. Linnaeus 1758 tusk shell
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
Bivalvia
 Nuculida - Nuculidae
Nucula sp. Lamarck 1799 nut clam
 Pectinida - Plicatulidae
Plicatula sp. Lamarck 1801 scallop
 Myalinida - Inoceramidae
Echinoidea
 Spatangoida - Hemiasteridae
Hemiaster minimus heart urchin
Anthozoa
 Scleractinia - Caryophylliidae
Platycyathus cf. orbignyi Fromentel 1862 stony coral