Récif de Perrières I, France (Jurassic of France)

Also known as Reef 3326

Where: France (49.0° N, 0.1° W: paleocoordinates 38.5° N, 10.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Grès armoricain Formation, Bathonian (168.3 - 166.1 Ma)

• Based on macrofossil assemblage

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified, ooidal limestone

• Hard limestone with dispersed ooides, perforated with lithophagid bivalves. Fixed serpulids. Small quarty grains

Size class: macrofossils

Collection methods: quarrying, mechanical,

Primary reference: A. Bigot. 1935. Les recifs bathoniens de Normandie. Bulletin de la Societe Geologique de France, ser. 5 4:697-736 [W. Kiessling/W. Kiessling/W. Kiessling]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 38737: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 03.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Needs revision
Bivalvia
 Pectinida - Limidae
Ctenostreon proboscideum Sowerby 1820 file clam
 Pectinida - Oxytomidae
Oxytoma munsteri scallop
Avicula (Oxytoma) munsteri
 Ostreida - Ostreidae
"Alectryonia marshi" = Ostrea (Alectryonia)
"Alectryonia marshi" = Ostrea (Alectryonia) oyster
 Carditida - Astartidae
Praeconia rhomboidalis Phillips 1829 clam
Anthozoa
 Scleractinia - Montlivaltiidae
Montlivaltia caryophyllata Lamouroux 1821 stony coral
Isastrea explanata Münster 1829 stony coral