Romme Horizon, Romme, massif des Bornes, Haute-Savoie (Cretaceous of France)

Where: France (46.0° N, 6.6° E: paleocoordinates 34.6° N, 8.5° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Mortoniceras pricei ammonoid zone, Couches de Balme Member (Grès verts helvétiques Formation), Late/Upper Albian (105.3 - 99.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified, condensed, phosphatic, calcareous mixed carbonate-siliciclastic sediments

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 56678: authorized by Loic Villier, entered by Loic Villier on 22.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
Cephalopoda
 Ammonitida - Leymeriellidae
Leymeriella ex gr. tardefurcata Leymerie 1841 ammonite
Leymeriella ex gr. regularis d'Orbigny 1841 ammonite
"Leymeriella cf. consueta" = Neoleymeriella consueta Casey 1957 ammonite
 Ammonitida - Brancoceratidae
Prohysteroceras sp. Spath 1921 ammonite
Hysteroceras sp. Hyatt 1900 ammonite
 Ammonitida - Mojsisovicsiidae
Dipoloceras sp. Hyatt 1900 ammonite
 Ammonitida - Lyelliceratidae
Lyelliceras huberianum ammonite
Lyelliceras huberianum pseudolyelli
 Ammonitida - Desmoceratidae
Puzosia sp. Bayle 1878 ammonite
 Ammonitida - Hoplitidae
 Ammonitida - Anisoceratidae
Anisoceras sp. Pictet 1854 ammonite
 Ammonitida - Douvilleiceratidae
Douvilleiceras sp. Grossouvre 1894 ammonite
Echinoidea
 Salenioida - Hyposaleniidae
 Euechinoidea - Pseudodiadematidae
 Echinoneoida - Conulidae
 Spatangoida - Hemiasteridae
Hemiaster minimus heart urchin
 Holasteroida - Holasteridae
Holaster laevis sea urchin
 Holectypoida - Discoididae