Arberroz conglomerate, Arberroz, massif de Plate, Haute-Savoie (Cretaceous of France)

Where: France (46.0° N, 6.6° E: paleocoordinates 35.5° N, 15.3° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Couches des Verds Member (Grès verts helvétiques Formation), Late/Upper Aptian (122.5 - 113.0 Ma)

• bed-level stratigraphic resolution

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

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 56673: authorized by Loic Villier, entered by Loic Villier on 22.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Echinoidea
 Holectypoida - Discoididae
Discoides conicus
Chondrichthyes
 Odontaspidida - Isuridae
Isuridae indet.
Isuridae indet. Gray 1851 mackerel shark
Polychaeta
 Sabellida - Serpulidae
Serpulidae indet.
Serpulidae indet. Rafinesque 1835
Cephalopoda
 Ammonitida - Leymeriellidae
Leymeriella sp., Leymeriella tardefurcata
Leymeriella tardefurcata Leymerie 1841 ammonite
 Ammonitida - Acanthohoplitidae
Hypacanthoplites subrectangulatus, Hypacanthoplites plesiotypicus, Hypacanthoplites milletianus
Hypacanthoplites subrectangulatus ammonite
Hypacanthoplites subrectangulatus rubricosus Casey
Hypacanthoplites plesiotypicus Fritel 1906 ammonite
Hypacanthoplites plesiotypicus anglicus Casey
Hypacanthoplites milletianus d'Orbigny 1841 ammonite
Hypacanthoplites milletianus subelegans Breistroffer
 Ammonitida - Anisoceratidae
? Protanisoceras sp.
 Ammonitida - Douvilleiceratidae
Douvilleiceras sp.
Douvilleiceras sp. Grossouvre 1894 ammonite
Gastropoda
  -
Gastropoda indet.
Gastropoda indet. Cuvier 1795 snail
 Euomphalina - Paraturbinidae
Paraturbo sp.
Paraturbo sp. Cossmann 1907 snail
 Sorbeoconcha - Naticidae
? Natica sp.
? Natica sp. Scopoli 1777 moon snail
 Sorbeoconcha - Aporrhaidae
Aporrhaidae indet., Dicroloma marginata
Aporrhaidae indet. Gray 1850 snail
Dicroloma marginata snail
Dicroloma (Perissoptera) marginata
 Heterostropha - Ringiculidae
Avellana subincrassata, Ringinella lacryma
 Pleurotomarioidea - Pleurotomariidae
Pleurotomaria sp.
Pleurotomaria sp. Defrance 1826 snail
 Vetigastropoda - Discohelicidae
Nummocalcar tingryanum
Bivalvia
  -
Bivalvia indet.
Bivalvia indet. Linnaeus 1758 clam
 Nuculida - Nuculidae
Nucula sp.
Nucula sp. Lamarck 1799 nut clam
 Cardiida - Arcticidae
Epicyprina sp., Epicyprina angulata
Epicyprina sp. Casey 1952 clam
 Cardiida - Cardiidae
? Cardium raulinianum
 Carditida - Carditidae
Ludbrookia constanti
 Carditida - Astartidae
Astartemya brunneri, Astartemya buchi, Opis hugardiana
 Trigoniida - Megatrigonioidae
Pterotrigonia aliformis
 Trigoniida - Trigoniidae
? Quadratotrigonia nodosa
? Quadratotrigonia nodosa Sowerby 1830 clam
 Pectinida - Neitheoidae
Neithea sp.
Neithea sp. Drouet 1824 scallop
 Pectinida - Limidae
Pseudolimea sabaudiana
 Pectinida - Plicatulidae
Plicatula sp.
Plicatula sp. Lamarck 1801 scallop
 Pectinida - Entoliidae
Entolium orbiculare
Entolium orbiculare Sowerby 1817 scallop
 Ostreida - Ostreidae
Rastellum carinatum
Rastellum carinatum Lamarck 1806 oyster
 Ostreida - Gryphaeidae
"Exogyra arduennensis" = Rhynchostreon mermeti
"Exogyra arduennensis" = Rhynchostreon mermeti Coquand 1862 oyster
 Arcida - Arcidae
Arca sp., Arca cf. gurgitis
Arca sp. Linnaeus 1758 ark
 Arcida - Cucullaeidae
"Idonearca glabra" = Cucullaea (Idonearca), "Idonearca aff. aequilateralis" = Cucullaea (Idonearca)
"Idonearca glabra" = Cucullaea (Idonearca) clam
"Idonearca aff. aequilateralis" = Cucullaea (Idonearca) clam
Brachiopoda
  -
Brachiopoda indet.
Brachiopoda indet. Cuvier 1805
Stenolaemata
 Cyclostomata - Cytididae
Plethopora cf. aptensis
 Cyclostomata - Lichenoporidae
"Semimulticavea landrioti" = Lichenopora (Semimulticavea)
"Semimulticavea landrioti" = Lichenopora (Semimulticavea)
 Cyclostomata - Cavidae
? Ceriocava sp.
? Ceriocava sp. d'Orbigny 1849
Demospongiae
 Clavulina - Clionaidae
Entobia sp.
Entobia sp. Bronn 1838 demosponge
 Ichnofossils -
Rogerella sp., Caulostrepsis sp., Gastrochaenolites sp.
Rogerella sp. Saint-Seine 1951
Caulostrepsis sp. Clarke 1908
Gastrochaenolites sp. Leymerie 1842