Base couches du Freu, Col de Freu, Massif des Bornes, Haute-Savoie (Cretaceous of France)

Where: France (46.0° N, 6.4° E: paleocoordinates 34.6° N, 8.3° E)

• coordinate stated in text

• hand sample-level geographic resolution

When: Mortoniceras perinflatum ammonoid zone, Couches du Freu Formation, Late/Upper Albian (105.3 - 99.6 Ma)

• Lowest 30 centimeters of "Couches du Freu"

• bed-level stratigraphic resolution

Environment/lithology: marine; poorly lithified, condensed, phosphatic conglomerate

• Reworked phosphatic elements

Size class: macrofossils

Preservation: 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 56848: authorized by Loic Villier, entered by Loic Villier on 27.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Tetragonitidae
Tetragonites sp. Kossmat 1895 ammonite
 Ammonitida - Beudanticeratidae
Beudanticeras beudanti Brongniart 1822 ammonite
 Ammonitida - Desmoceratidae
Puzosia sp. Bayle 1878 ammonite
 Ammonitida - Brancoceratidae
"Mortoniceras ex gr. perinflatum" = Mortoniceras (Subschloenbachia) perinflatum Spath 1922 ammonite
Prohysteroceras spp. Spath 1921 ammonite
Hysteroceras spp. Hyatt 1900 ammonite
 Ammonitida - Leymeriellidae
 Ammonitida - Douvilleiceratidae
Douvilleiceras sp. Grossouvre 1894 ammonite
 Ammonitida - Scaphitidae
Scaphites sp. Parkinson 1811 ammonite
 Ammonitida - Hamitidae
Hamites sp. Parkinson 1811 ammonite
Pictetia sp. Uhlig 1883 ammonite
 Ammonitida - Turrilitidae
"Mariella bergeri" = Mariella (Mariella) bergeri
"Mariella bergeri" = Mariella (Mariella) bergeri Brongniart 1822 ammonite
Echinoidea
 Holectypoida - Discoididae
Discoides sp. Parkinson 1811 sea urchin
 Holasteroida - Holasteridae
Holaster laevis sea urchin
 Spatangoida - Hemiasteridae
Hemiaster minimus heart urchin
 Echinoneoida - Conulidae